F: Documentation/ABI/testing/configfs-acpi
F: Documentation/ABI/testing/sysfs-bus-acpi
F: Documentation/firmware-guide/acpi/
+F: arch/x86/kernel/acpi/
+F: arch/x86/pci/acpi.c
F: drivers/acpi/
F: drivers/pci/*/*acpi*
F: drivers/pci/*acpi*
M: Robert Moore <robert.moore@intel.com>
M: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>
L: linux-acpi@vger.kernel.org
-L: devel@acpica.org
+L: acpica-devel@lists.linuxfoundation.org
S: Supported
W: https://acpica.org/
W: https://github.com/acpica/acpica/
F: drivers/dma/ptdma/
AMD SEATTLE DEVICE TREE SUPPORT
-M: Brijesh Singh <brijeshkumar.singh@amd.com>
M: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
M: Tom Lendacky <thomas.lendacky@amd.com>
S: Supported
F: arch/arm64/boot/dts/amd/
AMD XGBE DRIVER
-M: Tom Lendacky <thomas.lendacky@amd.com>
M: "Shyam Sundar S K" <Shyam-sundar.S-k@amd.com>
L: netdev@vger.kernel.org
S: Supported
F: include/linux/soc/actions/
N: owl
-ARM/ADS SPHERE MACHINE SUPPORT
-M: Lennert Buytenhek <kernel@wantstofly.org>
-L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Maintained
-
-ARM/AFEB9260 MACHINE SUPPORT
-M: Sergey Lapin <slapin@ossfans.org>
-L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Maintained
-
-ARM/AJECO 1ARM MACHINE SUPPORT
-M: Lennert Buytenhek <kernel@wantstofly.org>
-L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Maintained
-
ARM/Allwinner SoC Clock Support
M: Emilio López <emilio@elopez.com.ar>
S: Maintained
F: drivers/soc/sunxi/
N: allwinner
N: sun[x456789]i
-N: sun50i
+N: sun[25]0i
ARM/Amlogic Meson SoC CLOCK FRAMEWORK
M: Neil Armstrong <neil.armstrong@linaro.org>
F: arch/arm/boot/dts/highbank.dts
F: arch/arm/mach-highbank/
-ARM/CAVIUM NETWORKS CNS3XXX MACHINE SUPPORT
-M: Krzysztof Halasa <khalasa@piap.pl>
-S: Maintained
-F: arch/arm/mach-cns3xxx/
-
ARM/CAVIUM THUNDER NETWORK DRIVER
M: Sunil Goutham <sgoutham@marvell.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
M: Alexander Sverdlin <alexander.sverdlin@gmail.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
+F: Documentation/devicetree/bindings/iio/adc/cirrus,ep9301-adc.yaml
+F: arch/arm/boot/compressed/misc-ep93xx.h
F: arch/arm/mach-ep93xx/
-F: arch/arm/mach-ep93xx/include/mach/
+F: drivers/iio/adc/ep93xx_adc.c
ARM/CLKDEV SUPPORT
M: Russell King <linux@armlinux.org.uk>
F: arch/arm/boot/dts/cx92755*
N: digicolor
-ARM/CONTEC MICRO9 MACHINE SUPPORT
-M: Hubert Feurstein <hubert.feurstein@contec.at>
-S: Maintained
-F: arch/arm/mach-ep93xx/micro9.c
-
ARM/CORESIGHT FRAMEWORK AND DRIVERS
M: Mathieu Poirier <mathieu.poirier@linaro.org>
M: Suzuki K Poulose <suzuki.poulose@arm.com>
T: git git://git.kernel.org/pub/scm/linux/kernel/git/coresight/linux.git
F: Documentation/ABI/testing/sysfs-bus-coresight-devices-*
F: Documentation/devicetree/bindings/arm/arm,coresight-*.yaml
+F: Documentation/devicetree/bindings/arm/qcom,coresight-*.yaml
F: Documentation/devicetree/bindings/arm/arm,embedded-trace-extension.yaml
F: Documentation/devicetree/bindings/arm/arm,trace-buffer-extension.yaml
F: Documentation/trace/coresight/*
F: tools/perf/util/cs-etm-decoder/*
F: tools/perf/util/cs-etm.*
-ARM/CORGI MACHINE SUPPORT
-M: Richard Purdie <rpurdie@rpsys.net>
-S: Maintained
-
ARM/CORTINA SYSTEMS GEMINI ARM ARCHITECTURE
M: Hans Ulli Kroll <ulli.kroll@googlemail.com>
M: Linus Walleij <linus.walleij@linaro.org>
F: include/linux/armada-37xx-rwtm-mailbox.h
F: include/linux/moxtet.h
-ARM/EZX SMARTPHONES (A780, A910, A1200, E680, ROKR E2 and ROKR E6)
-M: Robert Jarzmik <robert.jarzmik@free.fr>
-L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Maintained
-F: arch/arm/mach-pxa/ezx.c
-
ARM/FARADAY FA526 PORT
M: Hans Ulli Kroll <ulli.kroll@googlemail.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux.git
X: drivers/media/i2c/
+F: arch/arm64/boot/dts/freescale/
+X: arch/arm64/boot/dts/freescale/fsl-*
+X: arch/arm64/boot/dts/freescale/qoriq-*
N: imx
N: mxs
F: arch/arm/boot/dts/vf*
F: arch/arm/mach-imx/*vf610*
-ARM/GLOMATION GESBC9312SX MACHINE SUPPORT
-M: Lennert Buytenhek <kernel@wantstofly.org>
-L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Maintained
-
ARM/GUMSTIX MACHINE SUPPORT
M: Steve Sakoman <sakoman@gmail.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
-ARM/H4700 (HP IPAQ HX4700) MACHINE SUPPORT
-M: Philipp Zabel <philipp.zabel@gmail.com>
-M: Paul Parsons <lost.distance@yahoo.com>
-L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Maintained
-F: arch/arm/mach-pxa/hx4700.c
-F: arch/arm/mach-pxa/include/mach/hx4700.h
-F: sound/soc/pxa/hx4700.c
-
ARM/HISILICON SOC SUPPORT
M: Wei Xu <xuwei5@hisilicon.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
M: Jean-Marie Verdun <verdun@hpe.com>
M: Nick Hawkins <nick.hawkins@hpe.com>
S: Maintained
+F: Documentation/hwmon/gxp-fan-ctrl.rst
F: Documentation/devicetree/bindings/arm/hpe,gxp.yaml
+F: Documentation/devicetree/bindings/hwmon/hpe,gxp-fan-ctrl.yaml
+F: Documentation/devicetree/bindings/i2c/hpe,gxp-i2c.yaml
F: Documentation/devicetree/bindings/spi/hpe,gxp-spifi.yaml
F: Documentation/devicetree/bindings/timer/hpe,gxp-timer.yaml
F: arch/arm/boot/dts/hpe-bmc*
F: arch/arm/boot/dts/hpe-gxp*
F: arch/arm/mach-hpe/
F: drivers/clocksource/timer-gxp.c
+F: drivers/hwmon/gxp-fan-ctrl.c
+F: drivers/i2c/busses/i2c-gxp.c
F: drivers/spi/spi-gxp.c
F: drivers/watchdog/gxp-wdt.c
S: Maintained
F: arch/arm/boot/dts/omap3-igep*
-ARM/INCOME PXA270 SUPPORT
-M: Marek Vasut <marek.vasut@gmail.com>
-L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Maintained
-F: arch/arm/mach-pxa/colibri-pxa270-income.c
-
-ARM/INTEL IOP32X ARM ARCHITECTURE
-M: Lennert Buytenhek <kernel@wantstofly.org>
-L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Maintained
-
-ARM/INTEL IQ81342EX MACHINE SUPPORT
-M: Lennert Buytenhek <kernel@wantstofly.org>
-L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Maintained
-
-ARM/INTEL IXDP2850 MACHINE SUPPORT
-M: Lennert Buytenhek <kernel@wantstofly.org>
-L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Maintained
-
ARM/INTEL IXP4XX ARM ARCHITECTURE
M: Linus Walleij <linusw@kernel.org>
M: Imre Kaloz <kaloz@openwrt.org>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
F: Documentation/devicetree/bindings/arm/intel-ixp4xx.yaml
-F: Documentation/devicetree/bindings/bus/intel,ixp4xx-expansion-bus-controller.yaml
+F: Documentation/devicetree/bindings/memory-controllers/intel,ixp4xx-expansion*
F: Documentation/devicetree/bindings/gpio/intel,ixp4xx-gpio.txt
F: Documentation/devicetree/bindings/interrupt-controller/intel,ixp4xx-interrupt.yaml
F: Documentation/devicetree/bindings/timer/intel,ixp4xx-timer.yaml
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
-ARM/IP FABRICS DOUBLE ESPRESSO MACHINE SUPPORT
-M: Lennert Buytenhek <kernel@wantstofly.org>
-L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Maintained
-
ARM/LG1K ARCHITECTURE
M: Chanho Min <chanho.min@lge.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
F: arch/arm64/boot/dts/lg/
-ARM/LOGICPD PXA270 MACHINE SUPPORT
-M: Lennert Buytenhek <kernel@wantstofly.org>
-L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Maintained
-
ARM/LPC18XX ARCHITECTURE
M: Vladimir Zapolskiy <vz@mleia.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
F: drivers/watchdog/pnx4008_wdt.c
N: lpc32xx
-ARM/MAGICIAN MACHINE SUPPORT
-M: Philipp Zabel <philipp.zabel@gmail.com>
-S: Maintained
-
ARM/Marvell Dove/MV78xx0/Orion SOC support
M: Andrew Lunn <andrew@lunn.ch>
M: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
ARM/Mediatek SoC support
M: Matthias Brugger <matthias.bgg@gmail.com>
+R: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
+L: linux-kernel@vger.kernel.org
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
L: linux-mediatek@lists.infradead.org (moderated for non-subscribers)
S: Maintained
W: https://mtk.wiki.kernel.org/
-C: irc://chat.freenode.net/linux-mediatek
+C: irc://irc.libera.chat/linux-mediatek
+F: arch/arm/boot/dts/mt2*
F: arch/arm/boot/dts/mt6*
F: arch/arm/boot/dts/mt7*
F: arch/arm/boot/dts/mt8*
F: arch/arm64/boot/dts/mediatek/
F: drivers/soc/mediatek/
N: mtk
-N: mt[678]
+N: mt[2678]
K: mediatek
ARM/Mediatek USB3 PHY DRIVER
F: arch/arm/mach-milbeaut/
N: milbeaut
-ARM/MIOA701 MACHINE SUPPORT
-M: Robert Jarzmik <robert.jarzmik@free.fr>
-L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Maintained
-F: arch/arm/mach-pxa/mioa701.c
-
ARM/MStar/Sigmastar Armv7 SoC support
M: Daniel Palmer <daniel@thingy.jp>
M: Romain Perier <romain.perier@gmail.com>
F: include/dt-bindings/clock/mstar-*
F: include/dt-bindings/gpio/msc313-gpio.h
-ARM/NEC MOBILEPRO 900/c MACHINE SUPPORT
-M: Michael Petchkovsky <mkpetch@internode.on.net>
-S: Maintained
-
ARM/NOMADIK/Ux500 ARCHITECTURES
M: Linus Walleij <linus.walleij@linaro.org>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
W: https://github.com/neuschaefer/wpcm450/wiki
F: Documentation/devicetree/bindings/*/*wpcm*
F: arch/arm/boot/dts/nuvoton-wpcm450*
+F: arch/arm/configs/wpcm450_defconfig
F: arch/arm/mach-npcm/wpcm450.c
F: drivers/*/*/*wpcm*
F: drivers/*/*wpcm*
S: Maintained
F: arch/arm64/boot/dts/freescale/s32g*.dts*
-ARM/OPENMOKO NEO FREERUNNER (GTA02) MACHINE SUPPORT
-L: openmoko-kernel@lists.openmoko.org (subscribers-only)
-S: Orphan
-W: http://wiki.openmoko.org/wiki/Neo_FreeRunner
-F: arch/arm/mach-s3c/gta02.h
-F: arch/arm/mach-s3c/mach-gta02.c
-
ARM/Orion SoC/Technologic Systems TS-78xx platform support
M: Alexander Clouter <alex@digriz.org.uk>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
F: drivers/power/reset/oxnas-restart.c
N: oxnas
-ARM/PALM TREO SUPPORT
-L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Orphan
-F: arch/arm/mach-pxa/palmtreo.*
-
-ARM/PALMTX,PALMT5,PALMLD,PALMTE2,PALMTC SUPPORT
-M: Marek Vasut <marek.vasut@gmail.com>
-L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Maintained
-W: http://hackndev.com
-F: arch/arm/mach-pxa/include/mach/palmld.h
-F: arch/arm/mach-pxa/include/mach/palmtc.h
-F: arch/arm/mach-pxa/include/mach/palmtx.h
-F: arch/arm/mach-pxa/palmld.c
-F: arch/arm/mach-pxa/palmt5.*
-F: arch/arm/mach-pxa/palmtc.c
-F: arch/arm/mach-pxa/palmte2.*
-F: arch/arm/mach-pxa/palmtx.c
-
-ARM/PALMZ72 SUPPORT
-M: Sergey Lapin <slapin@ossfans.org>
-L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Maintained
-W: http://hackndev.com
-F: arch/arm/mach-pxa/palmz72.*
-
-ARM/PLEB SUPPORT
-M: Peter Chubb <pleb@gelato.unsw.edu.au>
-S: Maintained
-W: http://www.disy.cse.unsw.edu.au/Hardware/PLEB
-
-ARM/PT DIGITAL BOARD PORT
-M: Stefan Eletzhofer <stefan.eletzhofer@eletztrick.de>
-L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Maintained
-W: http://www.armlinux.org.uk/
-
ARM/QUALCOMM SUPPORT
M: Andy Gross <agross@kernel.org>
M: Bjorn Andersson <andersson@kernel.org>
F: include/linux/*/qcom*
F: include/linux/soc/qcom/
-ARM/RADISYS ENP2611 MACHINE SUPPORT
-M: Lennert Buytenhek <kernel@wantstofly.org>
-L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Maintained
-
ARM/RDA MICRO ARCHITECTURE
M: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
F: Documentation/devicetree/bindings/mmc/rockchip-dw-mshc.yaml
F: Documentation/devicetree/bindings/spi/spi-rockchip.yaml
F: arch/arm/boot/dts/rk3*
-F: arch/arm/boot/dts/rv1108*
+F: arch/arm/boot/dts/rv11*
F: arch/arm/mach-rockchip/
F: drivers/*/*/*rockchip*
F: drivers/*/*rockchip*
F: include/linux/serial_s3c.h
F: include/linux/soc/samsung/
N: exynos
-N: s3c2410
N: s3c64xx
N: s5pv210
L: linux-samsung-soc@vger.kernel.org
L: linux-media@vger.kernel.org
S: Maintained
-F: Documentation/devicetree/bindings/media/s5p-cec.txt
+F: Documentation/devicetree/bindings/media/cec/samsung,s5p-cec.yaml
F: drivers/media/cec/platform/s5p/
ARM/SAMSUNG S5P SERIES JPEG CODEC SUPPORT
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
W: http://www.stlinux.com
-F: Documentation/devicetree/bindings/i2c/i2c-st.txt
+F: Documentation/devicetree/bindings/spi/st,ssc-spi.yaml
+F: Documentation/devicetree/bindings/i2c/st,sti-i2c.yaml
F: arch/arm/boot/dts/sti*
F: arch/arm/mach-sti/
F: drivers/ata/ahci_st.c
L: linux-tegra@vger.kernel.org
L: linux-media@vger.kernel.org
S: Maintained
-F: Documentation/devicetree/bindings/media/tegra-cec.txt
+F: Documentation/devicetree/bindings/media/cec/nvidia,tegra114-cec.yaml
F: drivers/media/cec/platform/tegra/
ARM/TESLA FSD SoC SUPPORT
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
L: linux-samsung-soc@vger.kernel.org
S: Maintained
-F: arch/arm64/boot/dts/tesla*
+F: arch/arm64/boot/dts/tesla/
ARM/TETON BGA MACHINE SUPPORT
M: "Mark F. Brown" <mark.brown314@gmail.com>
F: arch/arm64/boot/dts/ti/k3-*
F: include/dt-bindings/pinctrl/k3.h
-ARM/THECUS N2100 MACHINE SUPPORT
-M: Lennert Buytenhek <kernel@wantstofly.org>
-L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Maintained
-
-ARM/TOSA MACHINE SUPPORT
-M: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
-M: Dirk Opfer <dirk@opfer-online.de>
-S: Maintained
-
ARM/TOSHIBA VISCONTI ARCHITECTURE
M: Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@toshiba.co.jp>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
F: Documentation/devicetree/bindings/arm/socionext/uniphier.yaml
F: Documentation/devicetree/bindings/gpio/socionext,uniphier-gpio.yaml
F: Documentation/devicetree/bindings/pinctrl/socionext,uniphier-pinctrl.yaml
+F: Documentation/devicetree/bindings/soc/socionext/socionext,uniphier*.yaml
F: arch/arm/boot/dts/uniphier*
F: arch/arm/include/asm/hardware/cache-uniphier.h
F: arch/arm/mach-uniphier/
F: */*/*/vexpress*
F: */*/vexpress*
F: arch/arm/boot/dts/vexpress*
-F: arch/arm/mach-vexpress/
+F: arch/arm/mach-versatile/
F: arch/arm64/boot/dts/arm/
F: drivers/clk/versatile/clk-vexpress-osc.c
F: drivers/clocksource/timer-versatile.c
W: http://www.armlinux.org.uk/
F: arch/arm/vfp/
-ARM/VOIPAC PXA270 SUPPORT
-M: Marek Vasut <marek.vasut@gmail.com>
-L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Maintained
-F: arch/arm/mach-pxa/include/mach/vpac270.h
-F: arch/arm/mach-pxa/vpac270.c
-
ARM/VT8500 ARM ARCHITECTURE
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Orphan
F: drivers/video/fbdev/wm8505fb*
F: drivers/video/fbdev/wmt_ge_rops.*
-ARM/ZIPIT Z2 SUPPORT
-M: Marek Vasut <marek.vasut@gmail.com>
-L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Maintained
-F: arch/arm/mach-pxa/include/mach/z2.h
-F: arch/arm/mach-pxa/z2.c
-
ARM/ZYNQ ARCHITECTURE
M: Michal Simek <michal.simek@xilinx.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
L: linux-media@vger.kernel.org
S: Maintained
T: git git://linuxtv.org/media_tree.git
-F: Documentation/devicetree/bindings/media/i2c/ak7375.txt
+F: Documentation/devicetree/bindings/media/i2c/asahi-kasei,ak7375.yaml
F: drivers/media/i2c/ak7375.c
ASAHI KASEI AK8974 DRIVER
M: Neal Liu <neal_liu@aspeedtech.com>
L: linux-aspeed@lists.ozlabs.org (moderated for non-subscribers)
S: Maintained
-F: Documentation/devicetree/bindings/crypto/aspeed,ast2500-hace.yaml
+F: Documentation/devicetree/bindings/crypto/aspeed,*
F: drivers/crypto/aspeed/
ASUS NOTEBOOKS AND EEEPC ACPI/WMI EXTRAS DRIVERS
AUDIT SUBSYSTEM
M: Paul Moore <paul@paul-moore.com>
M: Eric Paris <eparis@redhat.com>
-L: linux-audit@redhat.com (moderated for non-subscribers)
+L: audit@vger.kernel.org
S: Supported
W: https://github.com/linux-audit
T: git git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/audit.git
BONDING DRIVER
M: Jay Vosburgh <j.vosburgh@gmail.com>
-M: Veaceslav Falico <vfalico@gmail.com>
M: Andy Gospodarek <andy@greyhouse.net>
L: netdev@vger.kernel.org
S: Supported
S: Maintained
F: tools/testing/selftests/bpf/
+BPF [DOCUMENTATION] (Related to Standardization)
+R: David Vernet <void@manifault.com>
+L: bpf@vger.kernel.org
+L: bpf@ietf.org
+S: Maintained
+F: Documentation/bpf/instruction-set.rst
+
BPF [MISC]
L: bpf@vger.kernel.org
S: Odd Fixes
S: Maintained
F: drivers/phy/broadcom/phy-brcm-usb*
+BROADCOM Broadband SoC High Speed SPI Controller DRIVER
+M: William Zhang <william.zhang@broadcom.com>
+M: Kursad Oney <kursad.oney@broadcom.com>
+M: Jonas Gorski <jonas.gorski@gmail.com>
+R: Broadcom internal kernel review list <bcm-kernel-feedback-list@broadcom.com>
+L: linux-spi@vger.kernel.org
+S: Maintained
+F: Documentation/devicetree/bindings/spi/brcm,bcm63xx-hsspi.yaml
+F: drivers/spi/spi-bcm63xx-hsspi.c
+F: drivers/spi/spi-bcmbca-hsspi.c
+
BROADCOM ETHERNET PHY DRIVERS
M: Florian Fainelli <f.fainelli@gmail.com>
R: Broadcom internal kernel review list <bcm-kernel-feedback-list@broadcom.com>
F: net/sched/sch_taprio.c
CC2520 IEEE-802.15.4 RADIO DRIVER
-M: Varka Bhadram <varkabhadram@gmail.com>
+M: Stefan Schmidt <stefan@datenfreihafen.org>
L: linux-wpan@vger.kernel.org
-S: Maintained
+S: Odd Fixes
F: Documentation/devicetree/bindings/net/ieee802154/cc2520.txt
F: drivers/net/ieee802154/cc2520.c
-F: include/linux/spi/cc2520.h
CCREE ARM TRUSTZONE CRYPTOCELL REE DRIVER
M: Gilad Ben-Yossef <gilad@benyossef.com>
W: http://linuxtv.org
T: git git://linuxtv.org/media_tree.git
F: Documentation/ABI/testing/debugfs-cec-error-inj
-F: Documentation/devicetree/bindings/media/cec.txt
+F: Documentation/devicetree/bindings/media/cec/cec-common.yaml
F: Documentation/driver-api/media/cec-core.rst
F: Documentation/userspace-api/media/cec
F: drivers/media/cec/
S: Supported
W: http://linuxtv.org
T: git git://linuxtv.org/media_tree.git
-F: Documentation/devicetree/bindings/media/cec-gpio.txt
+F: Documentation/devicetree/bindings/media/cec/cec-gpio.yaml
F: drivers/media/cec/platform/cec-gpio/
CELL BROADBAND ENGINE ARCHITECTURE
F: Documentation/devicetree/bindings/sound/google,cros-ec-codec.yaml
F: sound/soc/codecs/cros_ec_codec.*
+CHROMEOS EC UART DRIVER
+M: Bhanu Prakash Maiya <bhanumaiya@chromium.org>
+R: Benson Leung <bleung@chromium.org>
+R: Tzung-Bi Shih <tzungbi@kernel.org>
+S: Maintained
+F: drivers/platform/chrome/cros_ec_uart.c
+
CHROMEOS EC SUBDRIVERS
M: Benson Leung <bleung@chromium.org>
R: Guenter Roeck <groeck@chromium.org>
M: Prashant Malani <pmalani@chromium.org>
L: chrome-platform@lists.linux.dev
S: Maintained
-F: drivers/platform/chrome/cros_ec_typec.c
+F: drivers/platform/chrome/cros_ec_typec.*
F: drivers/platform/chrome/cros_typec_switch.c
+F: drivers/platform/chrome/cros_typec_vdm.*
CHROMEOS EC USB PD NOTIFY DRIVER
M: Prashant Malani <pmalani@chromium.org>
L: damon@lists.linux.dev
L: linux-mm@kvack.org
S: Maintained
+W: https://damonitor.github.io
+P: Documentation/mm/damon/maintainer-profile.rst
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
+T: quilt git://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/sj/linux.git damon/next
F: Documentation/ABI/testing/sysfs-kernel-mm-damon
F: Documentation/admin-guide/mm/damon/
F: Documentation/mm/damon/
F: drivers/platform/x86/dell/dell-wmi-ddv.c
DELL WMI SYSMAN DRIVER
-M: Divya Bharathi <divya.bharathi@dell.com>
M: Prasanth Ksr <prasanth.ksr@dell.com>
L: Dell.Client.Kernel@dell.com
L: platform-driver-x86@vger.kernel.org
M: Vishal Verma <vishal.l.verma@intel.com>
M: Dave Jiang <dave.jiang@intel.com>
L: nvdimm@lists.linux.dev
+L: linux-cxl@vger.kernel.org
S: Supported
F: drivers/dax/
F: Documentation/networking/devlink
F: include/net/devlink.h
F: include/uapi/linux/devlink.h
-F: net/core/devlink.c
+F: net/devlink/
DH ELECTRONICS IMX6 DHCOM/DHCOR BOARD SUPPORT
M: Christoph Niedermaier <cniedermaier@dh-electronics.com>
T: git git://git.linbit.com/drbd-8.4.git
F: Documentation/admin-guide/blockdev/
F: drivers/block/drbd/
+F: include/linux/drbd*
F: lib/lru_cache.c
DRIVER COMPONENT FRAMEWORK
T: git git://anongit.freedesktop.org/drm/drm-misc
F: drivers/gpu/drm/tiny/gm12u320.c
+DRM DRIVER FOR HIMAX HX8394 MIPI-DSI LCD panels
+M: Ondrej Jirman <megi@xff.cz>
+M: Javier Martinez Canillas <javierm@redhat.com>
+S: Maintained
+T: git git://anongit.freedesktop.org/drm/drm-misc
+F: Documentation/devicetree/bindings/display/panel/himax,hx8394.yaml
+F: drivers/gpu/drm/panel/panel-himax-hx8394.c
+
DRM DRIVER FOR HX8357D PANELS
M: Emma Anholt <emma@anholt.net>
S: Maintained
F: Documentation/devicetree/bindings/display/ilitek,ili9486.yaml
F: drivers/gpu/drm/tiny/ili9486.c
-DRM DRIVER FOR INTEL I810 VIDEO CARDS
-S: Orphan / Obsolete
-F: drivers/gpu/drm/i810/
-F: include/uapi/drm/i810_drm.h
-
DRM DRIVER FOR JADARD JD9365DA-H3 MIPI-DSI LCD PANELS
M: Jagan Teki <jagan@edgeble.ai>
S: Maintained
F: Documentation/devicetree/bindings/display/panel/mantix,mlaf057we51-x.yaml
F: drivers/gpu/drm/panel/panel-mantix-mlaf057we51.c
-DRM DRIVER FOR MATROX G200/G400 GRAPHICS CARDS
-S: Orphan / Obsolete
-F: drivers/gpu/drm/mga/
-F: include/uapi/drm/mga_drm.h
-
DRM DRIVER FOR MGA G200 GRAPHICS CHIPS
M: Dave Airlie <airlied@redhat.com>
R: Thomas Zimmermann <tzimmermann@suse.de>
F: drivers/gpu/drm/qxl/
F: include/uapi/drm/qxl_drm.h
-DRM DRIVER FOR RAGE 128 VIDEO CARDS
-S: Orphan / Obsolete
-F: drivers/gpu/drm/r128/
-F: include/uapi/drm/r128_drm.h
-
DRM DRIVER FOR RAYDIUM RM67191 PANELS
M: Robert Chiras <robert.chiras@nxp.com>
S: Maintained
F: Documentation/devicetree/bindings/display/panel/rocktech,jh057n00900.yaml
F: drivers/gpu/drm/panel/panel-sitronix-st7703.c
-DRM DRIVER FOR SAVAGE VIDEO CARDS
-S: Orphan / Obsolete
-F: drivers/gpu/drm/savage/
-F: include/uapi/drm/savage_drm.h
-
DRM DRIVER FOR FIRMWARE FRAMEBUFFERS
M: Thomas Zimmermann <tzimmermann@suse.de>
M: Javier Martinez Canillas <javierm@redhat.com>
F: include/linux/aperture.h
F: include/video/nomodeset.h
-DRM DRIVER FOR SIS VIDEO CARDS
-S: Orphan / Obsolete
-F: drivers/gpu/drm/sis/
-F: include/uapi/drm/sis_drm.h
-
DRM DRIVER FOR SITRONIX ST7586 PANELS
M: David Lechner <david@lechnology.com>
S: Maintained
F: Documentation/devicetree/bindings/display/ste,mcde.yaml
F: drivers/gpu/drm/mcde/
-DRM DRIVER FOR TDFX VIDEO CARDS
-S: Orphan / Obsolete
-F: drivers/gpu/drm/tdfx/
-
DRM DRIVER FOR TI DLPC3433 MIPI DSI TO DMD BRIDGE
M: Jagan Teki <jagan@amarulasolutions.com>
S: Maintained
T: git https://git.kernel.org/pub/scm/linux/kernel/git/ogabbay/accel.git
F: Documentation/accel/
F: drivers/accel/
+F: include/drm/drm_accel.h
+
+DRM ACCEL DRIVERS FOR INTEL VPU
+M: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
+M: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
+L: dri-devel@lists.freedesktop.org
+S: Supported
+T: git git://anongit.freedesktop.org/drm/drm-misc
+F: drivers/accel/ivpu/
+F: include/uapi/drm/ivpu_accel.h
DRM DRIVERS FOR ALLWINNER A10
M: Maxime Ripard <mripard@kernel.org>
DRM DRIVERS FOR BRIDGE CHIPS
M: Andrzej Hajda <andrzej.hajda@intel.com>
M: Neil Armstrong <neil.armstrong@linaro.org>
-M: Robert Foss <robert.foss@linaro.org>
+M: Robert Foss <rfoss@kernel.org>
R: Laurent Pinchart <Laurent.pinchart@ideasonboard.com>
R: Jonas Karlman <jonas@kwiboo.se>
R: Jernej Skrabec <jernej.skrabec@gmail.com>
L: dri-devel@lists.freedesktop.org
S: Maintained
F: Documentation/devicetree/bindings/display/imx/
-F: drivers/gpu/drm/imx/
+F: drivers/gpu/drm/imx/ipuv3/
F: drivers/gpu/ipu-v3/
DRM DRIVERS FOR FREESCALE IMX BRIDGE
DRM DRIVERS FOR HISILICON
M: Xinliang Liu <xinliang.liu@linaro.org>
M: Tian Tao <tiantao6@hisilicon.com>
-R: John Stultz <jstultz@google.com>
R: Xinwei Kong <kong.kongxinwei@hisilicon.com>
-R: Chen Feng <puck.chen@hisilicon.com>
+R: Sumit Semwal <sumit.semwal@linaro.org>
+R: Yongqin Liu <yongqin.liu@linaro.org>
+R: John Stultz <jstultz@google.com>
L: dri-devel@lists.freedesktop.org
S: Maintained
T: git git://anongit.freedesktop.org/drm/drm-misc
L: dri-devel@lists.freedesktop.org
L: linux-tegra@vger.kernel.org
S: Supported
-T: git git://anongit.freedesktop.org/tegra/linux.git
+T: git https://gitlab.freedesktop.org/drm/tegra.git
F: Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.yaml
F: Documentation/devicetree/bindings/gpu/host1x/
F: drivers/gpu/drm/tegra/
F: drivers/firmware/efi/test/
EFI VARIABLE FILESYSTEM
-M: Matthew Garrett <matthew.garrett@nebula.com>
M: Jeremy Kerr <jk@ozlabs.org>
M: Ard Biesheuvel <ardb@kernel.org>
L: linux-efi@vger.kernel.org
L: linux-erofs@lists.ozlabs.org
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs.git
+F: Documentation/ABI/testing/sysfs-fs-erofs
F: Documentation/filesystems/erofs.rst
F: fs/erofs/
F: include/trace/events/erofs.h
EXTRA BOOT CONFIG
M: Masami Hiramatsu <mhiramat@kernel.org>
+L: linux-kernel@vger.kernel.org
+L: linux-trace-kernel@vger.kernel.org
+Q: https://patchwork.kernel.org/project/linux-trace-kernel/list/
S: Maintained
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace.git
F: Documentation/admin-guide/bootconfig.rst
F: fs/proc/bootconfig.c
F: include/linux/bootconfig.h
L: linux-f2fs-devel@lists.sourceforge.net
S: Maintained
W: https://f2fs.wiki.kernel.org/
+ Q: https://patchwork.kernel.org/project/f2fs/list/
B: https://bugzilla.kernel.org/enter_bug.cgi?product=File%20System&component=f2fs
T: git git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs.git
F: Documentation/ABI/testing/sysfs-fs-f2fs
FPU EMULATOR
M: Bill Metzenthen <billm@melbpc.org.au>
S: Maintained
-W: http://floatingpoint.sourceforge.net/emulator/index.html
+W: https://floatingpoint.billm.au/
F: arch/x86/math-emu/
FRAMEBUFFER CORE
F: include/linux/fscache*.h
FSCRYPT: FILE SYSTEM LEVEL ENCRYPTION SUPPORT
+M: Eric Biggers <ebiggers@kernel.org>
M: Theodore Y. Ts'o <tytso@mit.edu>
M: Jaegeuk Kim <jaegeuk@kernel.org>
-M: Eric Biggers <ebiggers@kernel.org>
L: linux-fscrypt@vger.kernel.org
S: Supported
Q: https://patchwork.kernel.org/project/linux-fscrypt/list/
-T: git git://git.kernel.org/pub/scm/fs/fscrypt/fscrypt.git
+T: git https://git.kernel.org/pub/scm/fs/fscrypt/linux.git
F: Documentation/filesystems/fscrypt.rst
F: fs/crypto/
-F: include/linux/fscrypt*.h
+F: include/linux/fscrypt.h
F: include/uapi/linux/fscrypt.h
FSI SUBSYSTEM
FSVERITY: READ-ONLY FILE-BASED AUTHENTICITY PROTECTION
M: Eric Biggers <ebiggers@kernel.org>
M: Theodore Y. Ts'o <tytso@mit.edu>
-L: linux-fscrypt@vger.kernel.org
+L: fsverity@lists.linux.dev
S: Supported
-Q: https://patchwork.kernel.org/project/linux-fscrypt/list/
-T: git git://git.kernel.org/pub/scm/fs/fscrypt/fscrypt.git fsverity
+Q: https://patchwork.kernel.org/project/fsverity/list/
+T: git https://git.kernel.org/pub/scm/fs/fsverity/linux.git
F: Documentation/filesystems/fsverity.rst
F: fs/verity/
F: include/linux/fsverity.h
F: arch/*/*/*/*ftrace*
F: arch/*/*/*ftrace*
F: include/*/ftrace.h
+F: samples/ftrace
FUNGIBLE ETHERNET DRIVERS
M: Dimitris Michailidis <dmichail@fungible.com>
HABANALABS PCI DRIVER
M: Oded Gabbay <ogabbay@kernel.org>
+L: dri-devel@lists.freedesktop.org
S: Supported
+C: irc://irc.oftc.net/dri-devel
T: git https://git.kernel.org/pub/scm/linux/kernel/git/ogabbay/linux.git
F: Documentation/ABI/testing/debugfs-driver-habanalabs
F: Documentation/ABI/testing/sysfs-driver-habanalabs
-F: drivers/misc/habanalabs/
+F: drivers/accel/habanalabs/
F: include/trace/events/habanalabs.h
-F: include/uapi/misc/habanalabs.h
+F: include/uapi/drm/habanalabs_accel.h
HACKRF MEDIA DRIVER
M: Antti Palosaari <crope@iki.fi>
L: linux-input@vger.kernel.org
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid.git
+F: Documentation/hid/
F: drivers/hid/
F: include/linux/hid*
F: include/uapi/linux/hid*
+F: samples/hid/
+F: tools/testing/selftests/hid/
HID LOGITECH DRIVERS
R: Filipe Laíns <lains@riseup.net>
S: Maintained
F: drivers/hid/hid-logitech-*
+HID++ LOGITECH DRIVERS
+R: Filipe Laíns <lains@riseup.net>
+R: Bastien Nocera <hadess@hadess.net>
+L: linux-input@vger.kernel.org
+S: Maintained
+F: drivers/hid/hid-logitech-hidpp.c
+
HID PLAYSTATION DRIVER
M: Roderick Colenbrander <roderick.colenbrander@sony.com>
L: linux-input@vger.kernel.org
HISILICON DMA DRIVER
M: Zhou Wang <wangzhou1@hisilicon.com>
-M: Jie Hai <haijie1@hisilicon.com>
+M: Jie Hai <haijie1@huawei.com>
L: dmaengine@vger.kernel.org
S: Maintained
F: drivers/dma/hisi_dma.c
HISILICON PTT DRIVER
M: Yicong Yang <yangyicong@hisilicon.com>
+M: Jonathan Cameron <jonathan.cameron@huawei.com>
L: linux-kernel@vger.kernel.org
S: Maintained
F: Documentation/ABI/testing/sysfs-devices-hisi_ptt
F: Documentation/trace/hisi-ptt.rst
F: drivers/hwtracing/ptt/
+F: tools/perf/arch/arm64/util/hisi-ptt.c
+F: tools/perf/util/hisi-ptt*
+F: tools/perf/util/hisi-ptt-decoder/*
HISILICON QM DRIVER
M: Weili Qian <qianweili@huawei.com>
F: include/linux/hmm*
F: lib/test_hmm*
F: mm/hmm*
-F: tools/testing/selftests/vm/*hmm*
+F: tools/testing/selftests/mm/*hmm*
HOST AP DRIVER
M: Jouni Malinen <j@w1.fi>
T: git://git.kernel.org/pub/scm/linux/kernel/git/vfs/idmapping.git
F: Documentation/filesystems/idmappings.rst
F: tools/testing/selftests/mount_setattr/
-F: include/linux/mnt_idmapping.h
+F: include/linux/mnt_idmapping.*
IDT VersaClock 5 CLOCK DRIVER
M: Luca Ceresoli <luca@lucaceresoli.net>
IEEE 802.15.4 SUBSYSTEM
M: Alexander Aring <alex.aring@gmail.com>
M: Stefan Schmidt <stefan@datenfreihafen.org>
+M: Miquel Raynal <miquel.raynal@bootlin.com>
L: linux-wpan@vger.kernel.org
S: Maintained
W: https://linux-wpan.org/
S: Maintained
F: drivers/iio/pressure/dps310.c
+INFINEON PEB2466 ASoC CODEC
+M: Herve Codina <herve.codina@bootlin.com>
+L: alsa-devel@alsa-project.org (moderated for non-subscribers)
+S: Maintained
+F: Documentation/devicetree/bindings/sound/infineon,peb2466.yaml
+F: sound/soc/codecs/peb2466.c
+
INFINIBAND SUBSYSTEM
M: Jason Gunthorpe <jgg@nvidia.com>
M: Leon Romanovsky <leonro@nvidia.com>
S: Supported
T: git git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git
F: drivers/iommu/intel/
-F: include/linux/intel-svm.h
INTEL IPU3 CSI-2 CIO2 DRIVER
M: Yong Zhi <yong.zhi@intel.com>
F: include/linux/mei_aux.h
F: include/linux/mei_cl_bus.h
F: include/uapi/linux/mei.h
+F: include/uapi/linux/uuid.h
F: samples/mei/*
INTEL MAX 10 BMC MFD DRIVER
F: Documentation/ABI/testing/sysfs-driver-intel-m10-bmc
F: Documentation/hwmon/intel-m10-bmc-hwmon.rst
F: drivers/hwmon/intel-m10-bmc-hwmon.c
-F: drivers/mfd/intel-m10-bmc.c
+F: drivers/mfd/intel-m10-bmc*
F: include/linux/mfd/intel-m10-bmc.h
INTEL MENLOW THERMAL DRIVER
F: arch/x86/include/asm/intel_telemetry.h
F: drivers/platform/x86/intel/telemetry/
+INTEL TPMI DRIVER
+M: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
+L: platform-driver-x86@vger.kernel.org
+S: Maintained
+F: drivers/platform/x86/intel/tpmi.c
+F: include/linux/intel_tpmi.h
+
INTEL UNCORE FREQUENCY CONTROL
M: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
L: platform-driver-x86@vger.kernel.org
S: Odd Fixes
F: drivers/tty/ipwireless/
+IRON DEVICE AUDIO CODEC DRIVERS
+M: Kiseok Jo <kiseok.jo@irondevice.com>
+L: alsa-devel@alsa-project.org (moderated for non-subscribers)
+S: Maintained
+F: Documentation/devicetree/bindings/sound/irondevice,*
+F: sound/soc/codecs/sma*
+
IRQ DOMAINS (IRQ NUMBER MAPPING LIBRARY)
M: Marc Zyngier <maz@kernel.org>
S: Maintained
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git irq/core
F: kernel/irq/
+F: include/linux/group_cpus.h
+F: lib/group_cpus.c
IRQCHIP DRIVERS
M: Thomas Gleixner <tglx@linutronix.de>
L: linux-kbuild@vger.kernel.org
S: Maintained
Q: https://patchwork.kernel.org/project/linux-kbuild/list/
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild.git kconfig
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild.git kbuild
F: Documentation/kbuild/kconfig*
F: scripts/Kconfig.include
F: scripts/kconfig/
KERNEL VIRTUAL MACHINE FOR ARM64 (KVM/arm64)
M: Marc Zyngier <maz@kernel.org>
+M: Oliver Upton <oliver.upton@linux.dev>
R: James Morse <james.morse@arm.com>
-R: Alexandru Elisei <alexandru.elisei@arm.com>
R: Suzuki K Poulose <suzuki.poulose@arm.com>
-R: Oliver Upton <oliver.upton@linux.dev>
+R: Zenghui Yu <yuzenghui@huawei.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
L: kvmarm@lists.linux.dev
-L: kvmarm@lists.cs.columbia.edu (deprecated, moderated for non-subscribers)
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm.git
F: arch/arm64/include/asm/kvm*
S: Maintained
F: tools/testing/ktest
+KTZ8866 BACKLIGHT DRIVER
+M: Jianhua Lu <lujianhua000@gmail.com>
+S: Maintained
+F: Documentation/devicetree/bindings/leds/backlight/kinetic,ktz8866.yaml
+F: drivers/video/backlight/ktz8866.c
+
L3MDEV
M: David Ahern <dsahern@kernel.org>
L: netdev@vger.kernel.org
L: linux-security-module@vger.kernel.org
S: Supported
W: https://landlock.io
-T: git https://github.com/landlock-lsm/linux.git
+T: git https://git.kernel.org/pub/scm/linux/kernel/git/mic/linux.git
F: Documentation/security/landlock.rst
F: Documentation/userspace-api/landlock.rst
F: include/uapi/linux/landlock.h
F: Documentation/loongarch/
F: Documentation/translations/zh_CN/loongarch/
+LOONGSON LS2X I2C DRIVER
+M: Binbin Zhou <zhoubinbin@loongson.cn>
+L: linux-i2c@vger.kernel.org
+S: Maintained
+F: Documentation/devicetree/bindings/i2c/loongson,ls2x-i2c.yaml
+F: drivers/i2c/busses/i2c-ls2x.c
+
LOONGSON-2 SOC SERIES GUTS DRIVER
M: Yinbo Zhu <zhuyinbo@loongson.cn>
L: loongarch@lists.linux.dev
F: Documentation/devicetree/bindings/pinctrl/loongson,ls2k-pinctrl.yaml
F: drivers/pinctrl/pinctrl-loongson2.c
+LOONGSON-2 SOC SERIES CLOCK DRIVER
+M: Yinbo Zhu <zhuyinbo@loongson.cn>
+L: linux-clk@vger.kernel.org
+S: Maintained
+F: Documentation/devicetree/bindings/clock/loongson,ls2k-clk.yaml
+F: include/dt-bindings/clock/loongson,ls2k-clk.h
+
LSILOGIC MPT FUSION DRIVERS (FC/SAS/SPI)
M: Sathya Prakash <sathya.prakash@broadcom.com>
M: Sreekanth Reddy <sreekanth.reddy@broadcom.com>
F: drivers/iio/potentiometer/mcp4531.c
MCR20A IEEE-802.15.4 RADIO DRIVER
-M: Xue Liu <liuxuenetmail@gmail.com>
+M: Stefan Schmidt <stefan@datenfreihafen.org>
L: linux-wpan@vger.kernel.org
-S: Maintained
+S: Odd Fixes
W: https://github.com/xueliu/mcr20a-linux
F: Documentation/devicetree/bindings/net/ieee802154/mcr20a.txt
F: drivers/net/ieee802154/mcr20a.c
F: include/uapi/linux/dvb/
F: include/uapi/linux/ivtv*
F: include/uapi/linux/media.h
-F: include/uapi/linux/meye.h
F: include/uapi/linux/uvcvideo.h
F: include/uapi/linux/v4l2-*
F: include/uapi/linux/videodev2.h
MEDIATEK NAND CONTROLLER DRIVER
L: linux-mtd@lists.infradead.org
S: Orphan
-F: Documentation/devicetree/bindings/mtd/mtk-nand.txt
+F: Documentation/devicetree/bindings/mtd/mediatek,mtk-nfc.yaml
F: drivers/mtd/nand/raw/mtk_*
MEDIATEK PMIC LED DRIVER
L: linux-mm@kvack.org
S: Maintained
W: http://www.linux-mm.org
-T: git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
T: quilt git://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new
F: include/linux/gfp.h
F: include/linux/gfp_types.h
F: include/linux/mmzone.h
F: include/linux/pagewalk.h
F: mm/
-F: tools/testing/selftests/vm/
+F: tools/mm/
+F: tools/testing/selftests/mm/
VMALLOC
M: Andrew Morton <akpm@linux-foundation.org>
L: linux-mm@kvack.org
S: Maintained
W: http://www.linux-mm.org
-T: git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
F: include/linux/vmalloc.h
F: mm/vmalloc.c
S: Supported
W: http://linux-meson.com/
T: git git://linuxtv.org/media_tree.git
-F: Documentation/devicetree/bindings/media/amlogic,meson-gx-ao-cec.yaml
+F: Documentation/devicetree/bindings/media/cec/amlogic,meson-gx-ao-cec.yaml
F: drivers/media/cec/platform/meson/ao-cec-g12a.c
F: drivers/media/cec/platform/meson/ao-cec.c
T: git git://git.monstr.eu/linux-2.6-microblaze.git
F: arch/microblaze/
+MICROBLAZE TMR MANAGER
+M: Appana Durga Kedareswara rao <appana.durga.kedareswara.rao@amd.com>
+S: Supported
+F: Documentation/ABI/testing/sysfs-driver-xilinx-tmr-manager
+F: Documentation/devicetree/bindings/misc/xlnx,tmr-manager.yaml
+F: drivers/misc/xilinx_tmr_manager.c
+
+MICROBLAZE TMR INJECT
+M: Appana Durga Kedareswara rao <appana.durga.kedareswara.rao@amd.com>
+S: Supported
+F: Documentation/devicetree/bindings/misc/xlnx,tmr-inject.yaml
+F: drivers/misc/xilinx_tmr_inject.c
+
MICROCHIP AT91 DMA DRIVERS
M: Ludovic Desroches <ludovic.desroches@microchip.com>
-M: Tudor Ambarus <tudor.ambarus@microchip.com>
+M: Tudor Ambarus <tudor.ambarus@linaro.org>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
L: dmaengine@vger.kernel.org
S: Supported
F: drivers/media/platform/microchip/microchip-csi2dc.c
MICROCHIP ECC DRIVER
-M: Tudor Ambarus <tudor.ambarus@microchip.com>
+M: Tudor Ambarus <tudor.ambarus@linaro.org>
L: linux-crypto@vger.kernel.org
S: Maintained
F: drivers/crypto/atmel-ecc.*
F: Documentation/devicetree/bindings/net/dsa/microchip,ksz.yaml
F: Documentation/devicetree/bindings/net/dsa/microchip,lan937x.yaml
F: drivers/net/dsa/microchip/*
+F: include/linux/dsa/ksz_common.h
F: include/linux/platform_data/microchip-ksz.h
F: net/dsa/tag_ksz.c
F: drivers/mmc/host/atmel-mci.c
MICROCHIP NAND DRIVER
-M: Tudor Ambarus <tudor.ambarus@microchip.com>
+M: Tudor Ambarus <tudor.ambarus@linaro.org>
L: linux-mtd@lists.infradead.org
S: Supported
F: Documentation/devicetree/bindings/mtd/atmel-nand.txt
S: Maintained
F: drivers/i2c/busses/i2c-mchp-pci1xxxx.c
+MICROCHIP PCIe UART DRIVER
+M: Kumaravel Thiagarajan <kumaravel.thiagarajan@microchip.com>
+M: Tharun Kumar P <tharunkumar.pasumarthi@microchip.com>
+L: linux-serial@vger.kernel.org
+S: Maintained
+F: drivers/tty/serial/8250/8250_pci1xxxx.c
+
MICROCHIP PWM DRIVER
M: Claudiu Beznea <claudiu.beznea@microchip.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
F: drivers/power/reset/at91-sama5d2_shdwc.c
MICROCHIP SPI DRIVER
-M: Tudor Ambarus <tudor.ambarus@microchip.com>
+M: Tudor Ambarus <tudor.ambarus@linaro.org>
S: Supported
F: drivers/spi/spi-atmel.*
S: Maintained
F: Documentation/devicetree/bindings/mfd/mps,mp2629.yaml
F: Documentation/devicetree/bindings/regulator/mps,mp*.yaml
+F: drivers/hwmon/pmbus/mpq7932.c
F: drivers/iio/adc/mp2629_adc.c
F: drivers/mfd/mp2629.c
F: drivers/power/supply/mp2629_charger.c
F: drivers/regulator/mpq7920.h
F: include/linux/mfd/mp2629.h
-MOTION EYE VAIO PICTUREBOOK CAMERA DRIVER
-S: Orphan
-W: http://popies.net/meye/
-F: Documentation/userspace-api/media/drivers/meye*
-F: drivers/staging/media/deprecated/meye/
-F: include/uapi/linux/meye.h
+MOST(R) TECHNOLOGY DRIVER
+M: Parthiban Veerasooran <parthiban.veerasooran@microchip.com>
+M: Christian Gromm <christian.gromm@microchip.com>
+S: Maintained
+F: Documentation/ABI/testing/configfs-most
+F: Documentation/ABI/testing/sysfs-bus-most
+F: drivers/most/
+F: drivers/staging/most/
+F: include/linux/most.h
MOTORCOMM PHY DRIVER
M: Peter Geis <pgwipeout@gmail.com>
M: Frank <Frank.Sae@motor-comm.com>
L: netdev@vger.kernel.org
S: Maintained
+F: Documentation/devicetree/bindings/net/motorcomm,yt8xxx.yaml
F: drivers/net/phy/motorcomm.c
MOXA SMARTIO/INDUSTIO/INTELLIO SERIAL CARD
F: drivers/media/radio/radio-mr800.c
MRF24J40 IEEE 802.15.4 RADIO DRIVER
-M: Alan Ott <alan@signal11.us>
+M: Stefan Schmidt <stefan@datenfreihafen.org>
L: linux-wpan@vger.kernel.org
-S: Maintained
+S: Odd Fixes
F: Documentation/devicetree/bindings/net/ieee802154/mrf24j40.txt
F: drivers/net/ieee802154/mrf24j40.c
MULTIFUNCTION DEVICES (MFD)
M: Lee Jones <lee@kernel.org>
-S: Supported
+S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd.git
F: Documentation/devicetree/bindings/mfd/
F: drivers/mfd/
M: Vladimir Oltean <olteanv@gmail.com>
S: Maintained
F: Documentation/devicetree/bindings/net/dsa/
+F: Documentation/devicetree/bindings/net/ethernet-switch-port.yaml
+F: Documentation/devicetree/bindings/net/ethernet-switch.yaml
F: drivers/net/dsa/
F: include/linux/dsa/
F: include/linux/platform_data/dsa.h
B: mailto:netdev@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git
T: git git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git
+F: Documentation/core-api/netlink.rst
F: Documentation/networking/
F: Documentation/process/maintainer-netdev.rst
+F: Documentation/userspace-api/netlink/
F: include/linux/in.h
F: include/linux/net.h
F: include/linux/netdevice.h
F: lib/net_utils.c
F: lib/random32.c
F: net/
+F: tools/net/
F: tools/testing/selftests/net/
NETWORKING [IPSEC]
NETWORKING [IPv4/IPv6]
M: "David S. Miller" <davem@davemloft.net>
-M: Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>
M: David Ahern <dsahern@kernel.org>
L: netdev@vger.kernel.org
S: Maintained
F: net/netlabel/
NETWORKING [MPTCP]
-M: Mat Martineau <mathew.j.martineau@linux.intel.com>
M: Matthieu Baerts <matthieu.baerts@tessares.net>
L: netdev@vger.kernel.org
L: mptcp@lists.linux.dev
F: Documentation/nvme/
F: drivers/nvme/host/
F: drivers/nvme/common/
-F: include/linux/nvme*
+F: include/linux/nvme.h
+F: include/linux/nvme-*.h
F: include/uapi/linux/nvme_ioctl.h
NVM EXPRESS FABRICS AUTHENTICATION
NXP i.MX CLOCK DRIVERS
M: Abel Vesa <abelvesa@kernel.org>
+R: Peng Fan <peng.fan@nxp.com>
L: linux-clk@vger.kernel.org
L: linux-imx@nxp.com
S: Maintained
F: Documentation/devicetree/bindings/iio/adc/nxp,imx8qxp-adc.yaml
F: drivers/iio/adc/imx8qxp-adc.c
-NXP i.MX 7D/6SX/6UL AND VF610 ADC DRIVER
+NXP i.MX 7D/6SX/6UL/93 AND VF610 ADC DRIVER
M: Haibo Chen <haibo.chen@nxp.com>
L: linux-iio@vger.kernel.org
L: linux-imx@nxp.com
S: Maintained
F: Documentation/devicetree/bindings/iio/adc/fsl,imx7d-adc.yaml
F: Documentation/devicetree/bindings/iio/adc/fsl,vf610-adc.yaml
+F: Documentation/devicetree/bindings/iio/adc/nxp,imx93-adc.yaml
F: drivers/iio/adc/imx7d_adc.c
+F: drivers/iio/adc/imx93_adc.c
F: drivers/iio/adc/vf610_adc.c
NXP PF8100/PF8121A/PF8200 PMIC REGULATOR DEVICE DRIVER
S: Supported
F: Documentation/devicetree/bindings/mfd/mscc,ocelot.yaml
F: drivers/mfd/ocelot*
+F: drivers/net/dsa/ocelot/ocelot_ext.c
F: include/linux/mfd/ocelot.h
OCXL (Open Coherent Accelerator Processor Interface OpenCAPI) DRIVER
T: git git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap.git
F: arch/arm/configs/omap1_defconfig
F: arch/arm/mach-omap1/
-F: arch/arm/plat-omap/
F: drivers/i2c/busses/i2c-omap.c
F: include/linux/platform_data/ams-delta-fiq.h
F: include/linux/platform_data/i2c-omap.h
T: git git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap.git
F: arch/arm/configs/omap2plus_defconfig
F: arch/arm/mach-omap2/
-F: arch/arm/plat-omap/
F: drivers/bus/ti-sysc.c
F: drivers/i2c/busses/i2c-omap.c
F: drivers/irqchip/irq-omap-intc.c
L: linux-media@vger.kernel.org
S: Maintained
T: git git://linuxtv.org/media_tree.git
+F: Documentation/devicetree/bindings/media/i2c/ovti,ov5670.yaml
F: drivers/media/i2c/ov5670.c
OMNIVISION OV5675 SENSOR DRIVER
L: linux-media@vger.kernel.org
S: Maintained
T: git git://linuxtv.org/media_tree.git
+F: Documentation/devicetree/bindings/media/i2c/ovti,ov5675.yaml
F: drivers/media/i2c/ov5675.c
OMNIVISION OV5693 SENSOR DRIVER
F: Documentation/devicetree/bindings/media/i2c/ov8856.yaml
F: drivers/media/i2c/ov8856.c
+OMNIVISION OV8858 SENSOR DRIVER
+M: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
+M: Nicholas Roth <nicholas@rothemail.net>
+L: linux-media@vger.kernel.org
+S: Maintained
+T: git git://linuxtv.org/media_tree.git
+F: Documentation/devicetree/bindings/media/i2c/ovti,ov8858.yaml
+F: drivers/media/i2c/ov8858.c
+
OMNIVISION OV9282 SENSOR DRIVER
M: Paul J. Murphy <paul.j.murphy@intel.com>
M: Daniele Alessandrelli <daniele.alessandrelli@intel.com>
F: include/linux/mtd/onenand*.h
ONEXPLAYER FAN DRIVER
+M: Derek John Clark <derekjohn.clark@gmail.com>
M: Joaquín Ignacio Aramendía <samsagax@gmail.com>
L: linux-hwmon@vger.kernel.org
S: Maintained
S: Maintained
F: arch/mips/boot/dts/ralink/omega2p.dts
+ONSEMI ETHERNET PHY DRIVERS
+M: Piergiorgio Beruto <piergiorgio.beruto@gmail.com>
+L: netdev@vger.kernel.org
+S: Supported
+W: http://www.onsemi.com
+F: drivers/net/phy/ncn*
+
OP-TEE DRIVER
M: Jens Wiklander <jens.wiklander@linaro.org>
L: op-tee@lists.trustedfirmware.org
M: Jonas Bonn <jonas@southpole.se>
M: Stefan Kristiansson <stefan.kristiansson@saunalahti.fi>
M: Stafford Horne <shorne@gmail.com>
-L: openrisc@lists.librecores.org
+L: linux-openrisc@vger.kernel.org
S: Maintained
W: http://openrisc.io
T: git https://github.com/openrisc/linux.git
W: https://wireless.wiki.kernel.org/en/users/Drivers/p54
F: drivers/net/wireless/intersil/p54/
+PACKET SOCKETS
+M: Willem de Bruijn <willemdebruijn.kernel@gmail.com>
+S: Maintained
+F: include/uapi/linux/if_packet.h
+F: net/packet/af_packet.c
+
PACKING
M: Vladimir Oltean <olteanv@gmail.com>
L: netdev@vger.kernel.org
F: arch/*/kernel/paravirt*
F: include/linux/hypervisor.h
-PARIDE DRIVERS FOR PARALLEL PORT IDE DEVICES
-M: Tim Waugh <tim@cyberelk.net>
-L: linux-parport@lists.infradead.org (subscribers-only)
-S: Maintained
-F: Documentation/admin-guide/blockdev/paride.rst
-F: drivers/block/paride/
-
PARISC ARCHITECTURE
M: "James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>
M: Helge Deller <deller@gmx.de>
PCI ENDPOINT SUBSYSTEM
M: Lorenzo Pieralisi <lpieralisi@kernel.org>
-R: Krzysztof Wilczyński <kw@linux.com>
+M: Krzysztof Wilczyński <kw@linux.com>
R: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
R: Kishon Vijay Abraham I <kishon@kernel.org>
L: linux-pci@vger.kernel.org
Q: https://patchwork.kernel.org/project/linux-pci/list/
B: https://bugzilla.kernel.org
C: irc://irc.oftc.net/linux-pci
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/lpieralisi/pci.git
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git
F: Documentation/PCI/endpoint/*
F: Documentation/misc-devices/pci-endpoint-test.rst
F: drivers/misc/pci_endpoint_test.c
Q: https://patchwork.kernel.org/project/linux-pci/list/
B: https://bugzilla.kernel.org
C: irc://irc.oftc.net/linux-pci
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git
F: Documentation/driver-api/pci/p2pdma.rst
F: drivers/pci/p2pdma.c
F: include/linux/pci-p2pdma.h
PCI NATIVE HOST BRIDGE AND ENDPOINT DRIVERS
M: Lorenzo Pieralisi <lpieralisi@kernel.org>
+M: Krzysztof Wilczyński <kw@linux.com>
R: Rob Herring <robh@kernel.org>
-R: Krzysztof Wilczyński <kw@linux.com>
L: linux-pci@vger.kernel.org
S: Supported
Q: https://patchwork.kernel.org/project/linux-pci/list/
B: https://bugzilla.kernel.org
C: irc://irc.oftc.net/linux-pci
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/lpieralisi/pci.git
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git
F: Documentation/devicetree/bindings/pci/
F: drivers/pci/controller/
F: drivers/pci/pci-bridge-emul.c
Q: https://patchwork.kernel.org/project/linux-pci/list/
B: https://bugzilla.kernel.org
C: irc://irc.oftc.net/linux-pci
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git
F: Documentation/PCI/
F: Documentation/devicetree/bindings/pci/
F: arch/x86/kernel/early-quirks.c
L: linux-pci@vger.kernel.org
L: linux-rockchip@lists.infradead.org
S: Maintained
-F: Documentation/devicetree/bindings/pci/rockchip-pcie*
+F: Documentation/devicetree/bindings/pci/rockchip,rk3399-pcie*
F: drivers/pci/controller/pcie-rockchip*
PCIE DRIVER FOR SOCIONEXT UNIPHIER
R: Alexander Shishkin <alexander.shishkin@linux.intel.com>
R: Jiri Olsa <jolsa@kernel.org>
R: Namhyung Kim <namhyung@kernel.org>
+R: Ian Rogers <irogers@google.com>
L: linux-perf-users@vger.kernel.org
L: linux-kernel@vger.kernel.org
S: Supported
F: Documentation/devicetree/bindings/input/pine64,pinephone-keyboard.yaml
F: drivers/input/keyboard/pinephone-keyboard.c
+PKTCDVD DRIVER
+M: linux-block@vger.kernel.org
+S: Orphan
+F: drivers/block/pktcdvd.c
+F: include/linux/pktcdvd.h
+F: include/uapi/linux/pktcdvd.h
+
PLANTOWER PMS7003 AIR POLLUTION SENSOR DRIVER
M: Tomasz Duszynski <tduszyns@gmail.com>
S: Maintained
F: Documentation/devicetree/bindings/iio/chemical/plantower,pms7003.yaml
F: drivers/iio/chemical/pms7003.c
+PLCA RECONCILIATION SUBLAYER (IEEE802.3 Clause 148)
+M: Piergiorgio Beruto <piergiorgio.beruto@gmail.com>
+L: netdev@vger.kernel.org
+S: Maintained
+F: drivers/net/phy/mdio-open-alliance.h
+F: net/ethtool/plca.c
+
PLDMFW LIBRARY
M: Jacob Keller <jacob.e.keller@intel.com>
S: Maintained
F: Documentation/devicetree/bindings/net/wireless/qcom,ath11k.yaml
F: drivers/net/wireless/ath/ath11k/
+QUALCOMM ATH12K WIRELESS DRIVER
+M: Kalle Valo <kvalo@kernel.org>
+L: ath12k@lists.infradead.org
+S: Supported
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git
+F: drivers/net/wireless/ath/ath12k/
+
QUALCOMM ATHEROS ATH9K WIRELESS DRIVER
M: Toke Høiland-Jørgensen <toke@toke.dk>
L: linux-wireless@vger.kernel.org
F: drivers/net/wwan/qcom_bam_dmux.c
QUALCOMM CAMERA SUBSYSTEM DRIVER
-M: Robert Foss <robert.foss@linaro.org>
+M: Robert Foss <rfoss@kernel.org>
M: Todor Tomov <todor.too@gmail.com>
L: linux-media@vger.kernel.org
S: Maintained
F: include/dt-bindings/clock/qcom,*
QUALCOMM CORE POWER REDUCTION (CPR) AVS DRIVER
-M: Niklas Cassel <nks@flawful.org>
+M: Bjorn Andersson <andersson@kernel.org>
+M: Konrad Dybcio <konrad.dybcio@linaro.org>
L: linux-pm@vger.kernel.org
L: linux-arm-msm@vger.kernel.org
S: Maintained
QUALCOMM I2C CCI DRIVER
M: Loic Poulain <loic.poulain@linaro.org>
-M: Robert Foss <robert.foss@linaro.org>
+M: Robert Foss <rfoss@kernel.org>
L: linux-i2c@vger.kernel.org
L: linux-arm-msm@vger.kernel.org
S: Maintained
F: drivers/net/ethernet/renesas/
F: include/linux/sh_eth.h
+RENESAS IDT821034 ASoC CODEC
+M: Herve Codina <herve.codina@bootlin.com>
+L: alsa-devel@alsa-project.org (moderated for non-subscribers)
+S: Maintained
+F: Documentation/devicetree/bindings/sound/renesas,idt821034.yaml
+F: sound/soc/codecs/idt821034.c
+
RENESAS R-CAR GYROADC DRIVER
M: Marek Vasut <marek.vasut@gmail.com>
L: linux-iio@vger.kernel.org
F: Documentation/devicetree/bindings/rtc/renesas,rzn1-rtc.yaml
F: drivers/rtc/rtc-rzn1.c
+RENESAS RZ/N1 USBF CONTROLLER DRIVER
+M: Herve Codina <herve.codina@bootlin.com>
+L: linux-renesas-soc@vger.kernel.org
+L: linux-usb@vger.kernel.org
+S: Maintained
+F: Documentation/devicetree/bindings/usb/renesas,rzn1-usbf.yaml
+F: drivers/usb/gadget/udc/renesas_usbf.c
+
RENESAS R-CAR GEN3 & RZ/N1 NAND CONTROLLER DRIVER
M: Miquel Raynal <miquel.raynal@bootlin.com>
L: linux-mtd@lists.infradead.org
L: linux-riscv@lists.infradead.org
S: Supported
Q: https://patchwork.kernel.org/project/linux-riscv/list/
+C: irc://irc.libera.chat/riscv
P: Documentation/riscv/patch-acceptance.rst
T: git git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git
F: arch/riscv/
S: Supported
W: https://github.com/Rust-for-Linux/linux
B: https://github.com/Rust-for-Linux/linux/issues
+C: zulip://rust-for-linux.zulipchat.com
T: git https://github.com/Rust-for-Linux/linux.git rust-next
F: Documentation/rust/
F: rust/
F: Documentation/s390/
F: arch/s390/
F: drivers/s390/
+F: drivers/watchdog/diag288_wdt.c
S390 COMMON I/O LAYER
M: Vineeth Vijayan <vneethv@linux.ibm.com>
F: drivers/pci/hotplug/s390_pci_hpc.c
F: Documentation/s390/pci.rst
+S390 SCM DRIVER
+M: Vineeth Vijayan <vneethv@linux.ibm.com>
+L: linux-s390@vger.kernel.org
+S: Supported
+F: drivers/s390/block/scm*
+F: drivers/s390/cio/scm.c
+
S390 VFIO AP DRIVER
M: Tony Krowiak <akrowiak@linux.ibm.com>
M: Halil Pasic <pasic@linux.ibm.com>
S: Supported
F: drivers/s390/scsi/zfcp_*
-S3C ADC BATTERY DRIVER
-M: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
-L: linux-samsung-soc@vger.kernel.org
-S: Odd Fixes
-F: drivers/power/supply/s3c_adc_battery.c
-F: include/linux/s3c_adc_battery.h
-
-S3C24XX SD/MMC Driver
-M: Ben Dooks <ben-linux@fluff.org>
-L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Supported
-F: drivers/mmc/host/s3cmci.*
-
SAA6588 RDS RECEIVER DRIVER
M: Hans Verkuil <hverkuil@xs4all.nl>
L: linux-media@vger.kernel.org
L: linux-media@vger.kernel.org
S: Maintained
T: git git://linuxtv.org/media_tree.git
-F: drivers/staging/media/deprecated/saa7146/
+F: drivers/media/common/saa7146/
+F: drivers/media/pci/saa7146/
+F: include/media/drv-intf/saa7146*
SAFESETID SECURITY MODULE
M: Micah Morton <mortonm@chromium.org>
F: Documentation/devicetree/bindings/clock/samsung,s3c*
F: drivers/clk/samsung/
F: include/dt-bindings/clock/exynos*.h
-F: include/dt-bindings/clock/s3c*.h
F: include/dt-bindings/clock/s5p*.h
F: include/dt-bindings/clock/samsung,*.h
F: include/linux/clk/samsung.h
-F: include/linux/platform_data/clk-s3c2410.h
SAMSUNG SPI DRIVERS
M: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
F: Documentation/devicetree/bindings/spi/samsung,spi*.yaml
F: drivers/spi/spi-s3c*
F: include/linux/platform_data/spi-s3c64xx.h
-F: include/linux/spi/s3c24xx-fiq.h
SAMSUNG SXGBE DRIVERS
M: Byungho An <bh74.an@samsung.com>
F: include/target/
SCTP PROTOCOL
-M: Vlad Yasevich <vyasevich@gmail.com>
M: Neil Horman <nhorman@tuxdriver.com>
M: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
+M: Xin Long <lucien.xin@gmail.com>
L: linux-sctp@vger.kernel.org
S: Maintained
W: http://lksctp.sourceforge.net
M: Martin Habets <habetsm.xilinx@gmail.com>
L: netdev@vger.kernel.org
S: Supported
+F: Documentation/networking/devlink/sfc.rst
F: drivers/net/ethernet/sfc/
SFF/SFP/SFP+ MODULE SUPPORT
S: Supported
W: http://www.simtec.co.uk/products/EB110ATX/
-SIMTEC EB2410ITX (BAST)
-M: Simtec Linux Team <linux@simtec.co.uk>
-S: Supported
-W: http://www.simtec.co.uk/products/EB2410ITX/
-F: arch/arm/mach-s3c/bast-ide.c
-F: arch/arm/mach-s3c/bast-irq.c
-F: arch/arm/mach-s3c/mach-bast.c
-
SIOX
M: Thorsten Scherer <t.scherer@eckelmann.de>
M: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
M: Ard Biesheuvel <ardb@kernel.org>
L: linux-i2c@vger.kernel.org
S: Maintained
-F: Documentation/devicetree/bindings/i2c/i2c-synquacer.txt
+F: Documentation/devicetree/bindings/i2c/socionext,synquacer-i2c.yaml
F: drivers/i2c/busses/i2c-synquacer.c
SOCIONEXT UNIPHIER SOUND DRIVER
S: Orphan
F: sound/soc/uniphier/
+SOCKET TIMESTAMPING
+M: Willem de Bruijn <willemdebruijn.kernel@gmail.com>
+S: Maintained
+F: Documentation/networking/timestamping.rst
+F: include/uapi/linux/net_tstamp.h
+F: tools/testing/selftests/net/so_txtime.c
+
SOEKRIS NET48XX LED SUPPORT
M: Chris Boot <bootc@bootc.net>
S: Maintained
F: Documentation/devicetree/bindings/media/i2c/sony,imx290.yaml
F: drivers/media/i2c/imx290.c
+SONY IMX296 SENSOR DRIVER
+M: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
+M: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
+L: linux-media@vger.kernel.org
+S: Maintained
+T: git git://linuxtv.org/media_tree.git
+F: Documentation/devicetree/bindings/media/i2c/sony,imx296.yaml
+F: drivers/media/i2c/imx296.c
+
SONY IMX319 SENSOR DRIVER
M: Bingbu Cao <bingbu.cao@intel.com>
L: linux-media@vger.kernel.org
F: Documentation/devicetree/bindings/media/i2c/sony,imx412.yaml
F: drivers/media/i2c/imx412.c
+SONY IMX415 SENSOR DRIVER
+M: Michael Riesch <michael.riesch@wolfvision.net>
+L: linux-media@vger.kernel.org
+S: Maintained
+T: git git://linuxtv.org/media_tree.git
+F: Documentation/devicetree/bindings/media/i2c/sony,imx415.yaml
+F: drivers/media/i2c/imx415.c
+
SONY MEMORYSTICK SUBSYSTEM
M: Maxim Levitsky <maximlevitsky@gmail.com>
M: Alex Dubov <oakad@yahoo.com>
F: drivers/pinctrl/spear/
SPI NOR SUBSYSTEM
-M: Tudor Ambarus <tudor.ambarus@microchip.com>
+M: Tudor Ambarus <tudor.ambarus@linaro.org>
M: Pratyush Yadav <pratyush@kernel.org>
R: Michael Walle <michael@walle.cc>
L: linux-mtd@lists.infradead.org
F: drivers/clk/starfive/clk-starfive-jh7100*
F: include/dt-bindings/clock/starfive-jh7100*.h
-STARFIVE JH7100 PINCTRL DRIVER
+STARFIVE JH7110 MMC/SD/SDIO DRIVER
+M: William Qiu <william.qiu@starfivetech.com>
+S: Supported
+F: Documentation/devicetree/bindings/mmc/starfive*
+F: drivers/mmc/host/dw_mmc-starfive.c
+
+STARFIVE JH71X0 PINCTRL DRIVERS
M: Emil Renner Berthing <kernel@esmil.dk>
+M: Jianlong Huang <jianlong.huang@starfivetech.com>
L: linux-gpio@vger.kernel.org
S: Maintained
-F: Documentation/devicetree/bindings/pinctrl/starfive,jh7100-pinctrl.yaml
-F: drivers/pinctrl/starfive/
+F: Documentation/devicetree/bindings/pinctrl/starfive,jh71*.yaml
+F: drivers/pinctrl/starfive/pinctrl-starfive-jh71*
F: include/dt-bindings/pinctrl/pinctrl-starfive-jh7100.h
+F: include/dt-bindings/pinctrl/starfive,jh7110-pinctrl.h
STARFIVE JH7100 RESET CONTROLLER DRIVER
M: Emil Renner Berthing <kernel@esmil.dk>
F: drivers/reset/reset-starfive-jh7100.c
F: include/dt-bindings/reset/starfive-jh7100.h
+STARFIVE JH71XX PMU CONTROLLER DRIVER
+M: Walker Chen <walker.chen@starfivetech.com>
+S: Supported
+F: Documentation/devicetree/bindings/power/starfive*
+F: drivers/soc/starfive/jh71xx_pmu.c
+F: include/dt-bindings/power/starfive,jh7110-pmu.h
+
+STARFIVE SOC DRIVERS
+M: Conor Dooley <conor@kernel.org>
+S: Maintained
+T: git https://git.kernel.org/pub/scm/linux/kernel/git/conor/linux.git/
+F: drivers/soc/starfive/
+
+STARFIVE TRNG DRIVER
+M: Jia Jie Ho <jiajie.ho@starfivetech.com>
+S: Supported
+F: Documentation/devicetree/bindings/rng/starfive*
+F: drivers/char/hw_random/jh7110-trng.c
+
STATIC BRANCH/CALL
M: Peter Zijlstra <peterz@infradead.org>
M: Josh Poimboeuf <jpoimboe@kernel.org>
STI CEC DRIVER
M: Alain Volmat <alain.volmat@foss.st.com>
S: Maintained
-F: Documentation/devicetree/bindings/media/stih-cec.txt
+F: Documentation/devicetree/bindings/media/cec/st,stih-cec.yaml
F: drivers/media/cec/platform/sti/
STK1160 USB VIDEO CAPTURE DRIVER
SUPERH
M: Yoshinori Sato <ysato@users.sourceforge.jp>
M: Rich Felker <dalias@libc.org>
+M: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
L: linux-sh@vger.kernel.org
S: Maintained
Q: http://patchwork.kernel.org/project/linux-sh/list/
S: Supported
B: https://bugzilla.kernel.org
F: Documentation/power/
-F: arch/x86/kernel/acpi/
+F: arch/x86/kernel/acpi/sleep*
+F: arch/x86/kernel/acpi/wakeup*
F: drivers/base/power/
F: include/linux/freezer.h
F: include/linux/pm.h
F: drivers/platform/x86/system76_acpi.c
SYSV FILESYSTEM
-M: Christoph Hellwig <hch@infradead.org>
-S: Maintained
+S: Orphan
F: Documentation/filesystems/sysv-fs.rst
F: fs/sysv/
F: include/linux/sysv_fs.h
Q: https://patchwork.kernel.org/project/linux-pm/list/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git thermal
F: Documentation/ABI/testing/sysfs-class-thermal
+F: Documentation/admin-guide/thermal/
F: Documentation/devicetree/bindings/thermal/
F: Documentation/driver-api/thermal/
F: drivers/thermal/
M: Yehezkel Bernat <YehezkelShB@gmail.com>
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/thunderbolt.c
+F: drivers/net/thunderbolt/
THUNDERX GPIO DRIVER
M: Robert Richter <rric@kernel.org>
S: Odd Fixes
F: drivers/gpio/gpio-thunderx.c
+TI ADS7924 ADC DRIVER
+M: Hugo Villeneuve <hvilleneuve@dimonoff.com>
+L: linux-iio@vger.kernel.org
+S: Supported
+F: Documentation/devicetree/bindings/iio/adc/ti,ads7924.yaml
+F: drivers/iio/adc/ti-ads7924.c
+
TI AM437X VPFE DRIVER
M: "Lad, Prabhakar" <prabhakar.csengg@gmail.com>
L: linux-media@vger.kernel.org
F: include/linux/clk/ti.h
TI DAVINCI MACHINE SUPPORT
-M: Sekhar Nori <nsekhar@ti.com>
-R: Bartosz Golaszewski <brgl@bgdev.pl>
+M: Bartosz Golaszewski <brgl@bgdev.pl>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Supported
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/nsekhar/linux-davinci.git
+S: Maintained
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux.git
F: Documentation/devicetree/bindings/i2c/i2c-davinci.txt
F: arch/arm/boot/dts/da850*
F: arch/arm/mach-davinci/
Q: http://patchwork.linuxtv.org/project/linux-media/list/
T: git git://linuxtv.org/mhadli/v4l-dvb-davinci_devices.git
F: drivers/media/platform/ti/davinci/
-F: drivers/staging/media/deprecated/vpfe_capture/
F: include/media/davinci/
TI ENHANCED CAPTURE (eCAP) DRIVER
F: sound/soc/codecs/isabelle*
F: sound/soc/codecs/lm49453*
+TI LMP92064 ADC DRIVER
+M: Leonard Göhrs <l.goehrs@pengutronix.de>
+R: kernel@pengutronix.de
+L: linux-iio@vger.kernel.org
+S: Maintained
+F: Documentation/devicetree/bindings/iio/adc/ti,lmp92064.yaml
+F: drivers/iio/adc/ti-lmp92064.c
+
TI PCM3060 ASoC CODEC DRIVER
M: Kirill Marinushkin <kmarinushkin@birdec.com>
L: alsa-devel@alsa-project.org (moderated for non-subscribers)
S: Odd Fixes
F: sound/soc/codecs/tas571x*
+TI TMAG5273 MAGNETOMETER DRIVER
+M: Gerald Loacker <gerald.loacker@wolfvision.net>
+L: linux-iio@vger.kernel.org
+S: Maintained
+F: Documentation/devicetree/bindings/iio/magnetometer/ti,tmag5273.yaml
+F: drivers/iio/magnetometer/tmag5273.c
+
TI TRF7970A NFC DRIVER
M: Mark Greer <mgreer@animalcreek.com>
L: linux-wireless@vger.kernel.org
F: Documentation/networking/device_drivers/ethernet/ti/tlan.rst
F: drivers/net/ethernet/ti/tlan.*
-TM6000 VIDEO4LINUX DRIVER
-M: Mauro Carvalho Chehab <mchehab@kernel.org>
-L: linux-media@vger.kernel.org
-S: Odd fixes
-W: https://linuxtv.org
-T: git git://linuxtv.org/media_tree.git
-F: Documentation/admin-guide/media/tm6000*
-F: drivers/staging/media/deprecated/tm6000/
-
TMIO/SDHI MMC DRIVER
M: Wolfram Sang <wsa+renesas@sang-engineering.com>
L: linux-mmc@vger.kernel.org
S: Supported
F: drivers/ufs/host/*dwc*
+UNIVERSAL FLASH STORAGE HOST CONTROLLER DRIVER EXYNOS HOOKS
+M: Alim Akhtar <alim.akhtar@samsung.com>
+L: linux-scsi@vger.kernel.org
+S: Maintained
+F: drivers/ufs/host/ufs-exynos*
+
UNIVERSAL FLASH STORAGE HOST CONTROLLER DRIVER MEDIATEK HOOKS
M: Stanley Chu <stanley.chu@mediatek.com>
L: linux-scsi@vger.kernel.org
S: Maintained
F: drivers/ufs/host/ufs-mediatek*
+UNIVERSAL FLASH STORAGE HOST CONTROLLER DRIVER QUALCOMM HOOKS
+M: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
+L: linux-arm-msm@vger.kernel.org
+L: linux-scsi@vger.kernel.org
+S: Maintained
+F: Documentation/devicetree/bindings/ufs/qcom,ufs.yaml
+F: drivers/ufs/host/ufs-qcom*
+
UNIVERSAL FLASH STORAGE HOST CONTROLLER DRIVER RENESAS HOOKS
M: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
L: linux-renesas-soc@vger.kernel.org
USB WEBCAM GADGET
M: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
+M: Daniel Scally <dan.scally@ideasonboard.com>
L: linux-usb@vger.kernel.org
S: Maintained
F: drivers/usb/gadget/function/*uvc*
W: http://linux-lc100020.sourceforge.net
F: drivers/net/wireless/zydas/zd1201.*
-USB ZR364XX DRIVER
-M: Antoine Jacquet <royale@zerezo.com>
-L: linux-usb@vger.kernel.org
-L: linux-media@vger.kernel.org
+USER DATAGRAM PROTOCOL (UDP)
+M: Willem de Bruijn <willemdebruijn.kernel@gmail.com>
S: Maintained
-W: http://royale.zerezo.com/zr364xx/
-T: git git://linuxtv.org/media_tree.git
-F: Documentation/admin-guide/media/zr364xx*
-F: drivers/staging/media/deprecated/zr364xx/
+F: include/linux/udp.h
+F: net/ipv4/udp.c
+F: net/ipv6/udp.c
USER-MODE LINUX (UML)
M: Richard Weinberger <richard@nod.at>
T: git git://git.kernel.org/pub/scm/utils/util-linux/util-linux.git
UUID HELPERS
-M: Christoph Hellwig <hch@lst.de>
R: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
L: linux-kernel@vger.kernel.org
S: Maintained
-T: git git://git.infradead.org/users/hch/uuid.git
F: include/linux/uuid.h
-F: include/uapi/linux/uuid.h
F: lib/test_uuid.c
F: lib/uuid.c
VFIO DRIVER
M: Alex Williamson <alex.williamson@redhat.com>
-R: Cornelia Huck <cohuck@redhat.com>
L: kvm@vger.kernel.org
S: Maintained
T: git https://github.com/awilliam/linux-vfio.git
F: Documentation/ABI/testing/sysfs-bus-vdpa
F: Documentation/ABI/testing/sysfs-class-vduse
F: Documentation/devicetree/bindings/virtio/
+F: Documentation/driver-api/virtio/
F: drivers/block/virtio_blk.c
F: drivers/crypto/virtio/
F: drivers/net/virtio_net.c
R: Zhu Lingshan <lingshan.zhu@intel.com>
F: drivers/vdpa/ifcvf/
+SNET DPU VIRTIO DATA PATH ACCELERATOR
+R: Alvaro Karsz <alvaro.karsz@solid-run.com>
+F: drivers/vdpa/solidrun/
+
VIRTIO BALLOON
M: "Michael S. Tsirkin" <mst@redhat.com>
M: David Hildenbrand <david@redhat.com>
F: drivers/scsi/vmw_pvscsi.h
VMWARE VIRTUAL PTP CLOCK DRIVER
-M: Vivek Thampi <vithampi@vmware.com>
+M: Srivatsa S. Bhat (VMware) <srivatsa@csail.mit.edu>
+M: Deep Shah <sdeep@vmware.com>
+R: Alexey Makhalov <amakhalov@vmware.com>
R: VMware PV-Drivers Reviewers <pv-drivers@vmware.com>
L: netdev@vger.kernel.org
S: Supported
T: git git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86.git
F: drivers/platform/olpc/
F: drivers/platform/x86/
+F: include/linux/platform_data/x86/
X86 PLATFORM DRIVERS - ARCH
R: Darren Hart <dvhart@infradead.org>
F: drivers/media/platform/xilinx/
F: include/uapi/linux/xilinx-v4l2-controls.h
+XILINX XDMA DRIVER
+M: Lizhi Hou <lizhi.hou@amd.com>
+M: Brian Xu <brian.xu@amd.com>
+M: Raj Kumar Rampelli <raj.kumar.rampelli@amd.com>
+L: dmaengine@vger.kernel.org
+S: Supported
+F: drivers/dma/xilinx/xdma-regs.h
+F: drivers/dma/xilinx/xdma.c
+F: include/linux/dma/amd_xdma.h
+F: include/linux/platform_data/amd_xdma.h
+
XILINX ZYNQMP DPDMA DRIVER
M: Hyun Kwon <hyun.kwon@xilinx.com>
M: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
F: drivers/dma/xilinx/xilinx_dpdma.c
F: include/dt-bindings/dma/xlnx-zynqmp-dpdma.h
+XILINX ZYNQMP OCM EDAC DRIVER
+M: Shubhrajyoti Datta <shubhrajyoti.datta@amd.com>
+M: Sai Krishna Potthuri <sai.krishna.potthuri@amd.com>
+S: Maintained
+F: Documentation/devicetree/bindings/memory-controllers/xlnx,zynqmp-ocmc-1.0.yaml
+F: drivers/edac/zynqmp_edac.c
+
XILINX ZYNQMP PSGTR PHY DRIVER
M: Anurag Kumar Vulisha <anurag.kumar.vulisha@xilinx.com>
M: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
.old_blkaddr = index,
.new_blkaddr = index,
.encrypted_page = NULL,
- .is_por = !is_meta,
+ .is_por = !is_meta ? 1 : 0,
};
int err;
bool f2fs_is_valid_blkaddr(struct f2fs_sb_info *sbi,
block_t blkaddr, int type)
{
- if (time_to_inject(sbi, FAULT_BLKADDR)) {
- f2fs_show_injection_info(sbi, FAULT_BLKADDR);
+ if (time_to_inject(sbi, FAULT_BLKADDR))
return false;
- }
switch (type) {
case META_NAT:
.op = REQ_OP_READ,
.op_flags = sync ? (REQ_META | REQ_PRIO) : REQ_RAHEAD,
.encrypted_page = NULL,
- .in_list = false,
- .is_por = (type == META_POR),
+ .in_list = 0,
+ .is_por = (type == META_POR) ? 1 : 0,
};
struct blk_plug plug;
int err;
{
struct address_space *mapping = META_MAPPING(sbi);
pgoff_t index = 0, prev = ULONG_MAX;
- struct pagevec pvec;
+ struct folio_batch fbatch;
long nwritten = 0;
- int nr_pages;
+ int nr_folios;
struct writeback_control wbc = {
.for_reclaim = 0,
};
struct blk_plug plug;
- pagevec_init(&pvec);
+ folio_batch_init(&fbatch);
blk_start_plug(&plug);
- while ((nr_pages = pagevec_lookup_tag(&pvec, mapping, &index,
- PAGECACHE_TAG_DIRTY))) {
+ while ((nr_folios = filemap_get_folios_tag(mapping, &index,
+ (pgoff_t)-1,
+ PAGECACHE_TAG_DIRTY, &fbatch))) {
int i;
- for (i = 0; i < nr_pages; i++) {
- struct page *page = pvec.pages[i];
+ for (i = 0; i < nr_folios; i++) {
+ struct folio *folio = fbatch.folios[i];
- if (prev == ULONG_MAX)
- prev = page->index - 1;
- if (nr_to_write != LONG_MAX && page->index != prev + 1) {
- pagevec_release(&pvec);
+ if (nr_to_write != LONG_MAX && i != 0 &&
+ folio->index != prev +
+ folio_nr_pages(fbatch.folios[i-1])) {
+ folio_batch_release(&fbatch);
goto stop;
}
- lock_page(page);
+ folio_lock(folio);
- if (unlikely(page->mapping != mapping)) {
+ if (unlikely(folio->mapping != mapping)) {
continue_unlock:
- unlock_page(page);
+ folio_unlock(folio);
continue;
}
- if (!PageDirty(page)) {
+ if (!folio_test_dirty(folio)) {
/* someone wrote it for us */
goto continue_unlock;
}
- f2fs_wait_on_page_writeback(page, META, true, true);
+ f2fs_wait_on_page_writeback(&folio->page, META,
+ true, true);
- if (!clear_page_dirty_for_io(page))
+ if (!folio_clear_dirty_for_io(folio))
goto continue_unlock;
- if (__f2fs_write_meta_page(page, &wbc, io_type)) {
- unlock_page(page);
+ if (__f2fs_write_meta_page(&folio->page, &wbc,
+ io_type)) {
+ folio_unlock(folio);
break;
}
- nwritten++;
- prev = page->index;
+ nwritten += folio_nr_pages(folio);
+ prev = folio->index;
if (unlikely(nwritten >= nr_to_write))
break;
}
- pagevec_release(&pvec);
+ folio_batch_release(&fbatch);
cond_resched();
}
stop:
if (time_to_inject(sbi, FAULT_ORPHAN)) {
spin_unlock(&im->ino_lock);
- f2fs_show_injection_info(sbi, FAULT_ORPHAN);
return -ENOSPC;
}
*/
head = &im->ino_list;
- /* loop for each orphan inode entry and write them in Jornal block */
+ /* loop for each orphan inode entry and write them in journal block */
list_for_each_entry(orphan, head, list) {
if (!page) {
page = f2fs_grab_meta_page(sbi, start_blk++);
} else {
/*
* We should submit bio, since it exists several
- * wribacking dentry pages in the freeing inode.
+ * writebacking dentry pages in the freeing inode.
*/
f2fs_submit_merged_write(sbi, DATA);
cond_resched();
};
/*
- * pagevec_lookup_tag and lock_page again will take
+ * filemap_get_folios_tag and lock_page again will take
* some extra time. Therefore, f2fs_update_meta_pages and
* f2fs_sync_meta_pages are combined in this function.
*/
ckpt->elapsed_time = cpu_to_le64(get_mtime(sbi, true));
ckpt->free_segment_count = cpu_to_le32(free_segments(sbi));
for (i = 0; i < NR_CURSEG_NODE_TYPE; i++) {
- ckpt->cur_node_segno[i] =
- cpu_to_le32(curseg_segno(sbi, i + CURSEG_HOT_NODE));
- ckpt->cur_node_blkoff[i] =
- cpu_to_le16(curseg_blkoff(sbi, i + CURSEG_HOT_NODE));
- ckpt->alloc_type[i + CURSEG_HOT_NODE] =
- curseg_alloc_type(sbi, i + CURSEG_HOT_NODE);
+ struct curseg_info *curseg = CURSEG_I(sbi, i + CURSEG_HOT_NODE);
+
+ ckpt->cur_node_segno[i] = cpu_to_le32(curseg->segno);
+ ckpt->cur_node_blkoff[i] = cpu_to_le16(curseg->next_blkoff);
+ ckpt->alloc_type[i + CURSEG_HOT_NODE] = curseg->alloc_type;
}
for (i = 0; i < NR_CURSEG_DATA_TYPE; i++) {
- ckpt->cur_data_segno[i] =
- cpu_to_le32(curseg_segno(sbi, i + CURSEG_HOT_DATA));
- ckpt->cur_data_blkoff[i] =
- cpu_to_le16(curseg_blkoff(sbi, i + CURSEG_HOT_DATA));
- ckpt->alloc_type[i + CURSEG_HOT_DATA] =
- curseg_alloc_type(sbi, i + CURSEG_HOT_DATA);
+ struct curseg_info *curseg = CURSEG_I(sbi, i + CURSEG_HOT_DATA);
+
+ ckpt->cur_data_segno[i] = cpu_to_le32(curseg->segno);
+ ckpt->cur_data_blkoff[i] = cpu_to_le16(curseg->next_blkoff);
+ ckpt->alloc_type[i + CURSEG_HOT_DATA] = curseg->alloc_type;
}
/* 2 cp + n data seg summary + orphan inode blocks */
struct bio_post_read_ctx *ctx;
bool intask = in_task();
- iostat_update_and_unbind_ctx(bio, 0);
+ iostat_update_and_unbind_ctx(bio);
ctx = bio->bi_private;
- if (time_to_inject(sbi, FAULT_READ_IO)) {
- f2fs_show_injection_info(sbi, FAULT_READ_IO);
+ if (time_to_inject(sbi, FAULT_READ_IO))
bio->bi_status = BLK_STS_IOERR;
- }
if (bio->bi_status) {
f2fs_finish_read_bio(bio, intask);
struct bio_vec *bvec;
struct bvec_iter_all iter_all;
- iostat_update_and_unbind_ctx(bio, 1);
+ iostat_update_and_unbind_ctx(bio);
sbi = bio->bi_private;
- if (time_to_inject(sbi, FAULT_WRITE_IO)) {
- f2fs_show_injection_info(sbi, FAULT_WRITE_IO);
+ if (time_to_inject(sbi, FAULT_WRITE_IO))
bio->bi_status = BLK_STS_IOERR;
- }
bio_for_each_segment_all(bvec, bio, iter_all) {
struct page *page = bvec->bv_page;
return fscrypt_mergeable_bio(bio, inode, next_idx);
}
- static inline void __submit_bio(struct f2fs_sb_info *sbi,
- struct bio *bio, enum page_type type)
+ void f2fs_submit_read_bio(struct f2fs_sb_info *sbi, struct bio *bio,
+ enum page_type type)
{
- if (!is_read_io(bio_op(bio))) {
- unsigned int start;
+ WARN_ON_ONCE(!is_read_io(bio_op(bio)));
+ trace_f2fs_submit_read_bio(sbi->sb, type, bio);
- if (type != DATA && type != NODE)
- goto submit_io;
+ iostat_update_submit_ctx(bio, type);
+ submit_bio(bio);
+ }
- if (f2fs_lfs_mode(sbi) && current->plug)
- blk_finish_plug(current->plug);
+ static void f2fs_align_write_bio(struct f2fs_sb_info *sbi, struct bio *bio)
+ {
+ unsigned int start =
+ (bio->bi_iter.bi_size >> F2FS_BLKSIZE_BITS) % F2FS_IO_SIZE(sbi);
- if (!F2FS_IO_ALIGNED(sbi))
- goto submit_io;
+ if (start == 0)
+ return;
- start = bio->bi_iter.bi_size >> F2FS_BLKSIZE_BITS;
- start %= F2FS_IO_SIZE(sbi);
+ /* fill dummy pages */
+ for (; start < F2FS_IO_SIZE(sbi); start++) {
+ struct page *page =
+ mempool_alloc(sbi->write_io_dummy,
+ GFP_NOIO | __GFP_NOFAIL);
+ f2fs_bug_on(sbi, !page);
- if (start == 0)
- goto submit_io;
+ lock_page(page);
- /* fill dummy pages */
- for (; start < F2FS_IO_SIZE(sbi); start++) {
- struct page *page =
- mempool_alloc(sbi->write_io_dummy,
- GFP_NOIO | __GFP_NOFAIL);
- f2fs_bug_on(sbi, !page);
+ zero_user_segment(page, 0, PAGE_SIZE);
+ set_page_private_dummy(page);
- lock_page(page);
+ if (bio_add_page(bio, page, PAGE_SIZE, 0) < PAGE_SIZE)
+ f2fs_bug_on(sbi, 1);
+ }
+ }
- zero_user_segment(page, 0, PAGE_SIZE);
- set_page_private_dummy(page);
+ static void f2fs_submit_write_bio(struct f2fs_sb_info *sbi, struct bio *bio,
+ enum page_type type)
+ {
+ WARN_ON_ONCE(is_read_io(bio_op(bio)));
+
+ if (type == DATA || type == NODE) {
+ if (f2fs_lfs_mode(sbi) && current->plug)
+ blk_finish_plug(current->plug);
- if (bio_add_page(bio, page, PAGE_SIZE, 0) < PAGE_SIZE)
- f2fs_bug_on(sbi, 1);
+ if (F2FS_IO_ALIGNED(sbi)) {
+ f2fs_align_write_bio(sbi, bio);
+ /*
+ * In the NODE case, we lose next block address chain.
+ * So, we need to do checkpoint in f2fs_sync_file.
+ */
+ if (type == NODE)
+ set_sbi_flag(sbi, SBI_NEED_CP);
}
- /*
- * In the NODE case, we lose next block address chain. So, we
- * need to do checkpoint in f2fs_sync_file.
- */
- if (type == NODE)
- set_sbi_flag(sbi, SBI_NEED_CP);
}
- submit_io:
- if (is_read_io(bio_op(bio)))
- trace_f2fs_submit_read_bio(sbi->sb, type, bio);
- else
- trace_f2fs_submit_write_bio(sbi->sb, type, bio);
+ trace_f2fs_submit_write_bio(sbi->sb, type, bio);
iostat_update_submit_ctx(bio, type);
submit_bio(bio);
}
- void f2fs_submit_bio(struct f2fs_sb_info *sbi,
- struct bio *bio, enum page_type type)
- {
- __submit_bio(sbi, bio, type);
- }
-
static void __submit_merged_bio(struct f2fs_bio_info *io)
{
struct f2fs_io_info *fio = &io->fio;
if (!io->bio)
return;
- if (is_read_io(fio->op))
+ if (is_read_io(fio->op)) {
trace_f2fs_prepare_read_bio(io->sbi->sb, fio->type, io->bio);
- else
+ f2fs_submit_read_bio(io->sbi, io->bio, fio->type);
+ } else {
trace_f2fs_prepare_write_bio(io->sbi->sb, fio->type, io->bio);
-
- __submit_bio(io->sbi, io->bio, fio->type);
+ f2fs_submit_write_bio(io->sbi, io->bio, fio->type);
+ }
io->bio = NULL;
}
f2fs_down_write(&io->io_rwsem);
+ if (!io->bio)
+ goto unlock_out;
+
/* change META to META_FLUSH in the checkpoint procedure */
if (type >= META_FLUSH) {
io->fio.type = META_FLUSH;
io->bio->bi_opf |= REQ_PREFLUSH | REQ_FUA;
}
__submit_merged_bio(io);
+ unlock_out:
f2fs_up_write(&io->io_rwsem);
}
}
if (fio->io_wbc && !is_read_io(fio->op))
- wbc_account_cgroup_owner(fio->io_wbc, page, PAGE_SIZE);
+ wbc_account_cgroup_owner(fio->io_wbc, fio->page, PAGE_SIZE);
inc_page_count(fio->sbi, is_read_io(fio->op) ?
__read_io_type(page) : WB_DATA_TYPE(fio->page));
- __submit_bio(fio->sbi, bio, fio->type);
+ if (is_read_io(bio_op(bio)))
+ f2fs_submit_read_bio(fio->sbi, bio, fio->type);
+ else
+ f2fs_submit_write_bio(fio->sbi, bio, fio->type);
return 0;
}
/* page can't be merged into bio; submit the bio */
del_bio_entry(be);
- __submit_bio(sbi, *bio, DATA);
+ f2fs_submit_write_bio(sbi, *bio, DATA);
break;
}
f2fs_up_write(&io->bio_list_lock);
}
if (found)
- __submit_bio(sbi, target, DATA);
+ f2fs_submit_write_bio(sbi, target, DATA);
if (bio && *bio) {
bio_put(*bio);
*bio = NULL;
}
if (fio->io_wbc)
- wbc_account_cgroup_owner(fio->io_wbc, page, PAGE_SIZE);
+ wbc_account_cgroup_owner(fio->io_wbc, fio->page, PAGE_SIZE);
inc_page_count(fio->sbi, WB_DATA_TYPE(page));
bio_page = fio->page;
/* set submitted = true as a return value */
- fio->submitted = true;
+ fio->submitted = 1;
inc_page_count(sbi, WB_DATA_TYPE(bio_page));
(fio->type == DATA || fio->type == NODE) &&
fio->new_blkaddr & F2FS_IO_SIZE_MASK(sbi)) {
dec_page_count(sbi, WB_DATA_TYPE(bio_page));
- fio->retry = true;
+ fio->retry = 1;
goto skip;
}
io->bio = __bio_alloc(fio, BIO_MAX_VECS);
}
if (fio->io_wbc)
- wbc_account_cgroup_owner(fio->io_wbc, bio_page, PAGE_SIZE);
+ wbc_account_cgroup_owner(fio->io_wbc, fio->page, PAGE_SIZE);
io->last_block_in_bio = fio->new_blkaddr;
}
inc_page_count(sbi, F2FS_RD_DATA);
f2fs_update_iostat(sbi, NULL, FS_DATA_READ_IO, F2FS_BLKSIZE);
- __submit_bio(sbi, bio, DATA);
+ f2fs_submit_read_bio(sbi, bio, DATA);
return 0;
}
return err;
}
- int f2fs_get_block(struct dnode_of_data *dn, pgoff_t index)
- {
- struct extent_info ei = {0, };
- struct inode *inode = dn->inode;
-
- if (f2fs_lookup_read_extent_cache(inode, index, &ei)) {
- dn->data_blkaddr = ei.blk + index - ei.fofs;
- return 0;
- }
-
- return f2fs_reserve_block(dn, index);
- }
-
struct page *f2fs_get_read_data_page(struct inode *inode, pgoff_t index,
blk_opf_t op_flags, bool for_write,
pgoff_t *next_pgofs)
struct address_space *mapping = inode->i_mapping;
struct dnode_of_data dn;
struct page *page;
- struct extent_info ei = {0, };
int err;
page = f2fs_grab_cache_page(mapping, index, for_write);
if (!page)
return ERR_PTR(-ENOMEM);
- if (f2fs_lookup_read_extent_cache(inode, index, &ei)) {
- dn.data_blkaddr = ei.blk + index - ei.fofs;
+ if (f2fs_lookup_read_extent_cache_block(inode, index,
+ &dn.data_blkaddr)) {
if (!f2fs_is_valid_blkaddr(F2FS_I_SB(inode), dn.data_blkaddr,
DATA_GENERIC_ENHANCE_READ)) {
err = -EFSCORRUPTED;
return err;
dn->data_blkaddr = f2fs_data_blkaddr(dn);
- if (dn->data_blkaddr != NULL_ADDR)
- goto alloc;
-
- if (unlikely((err = inc_valid_block_count(sbi, dn->inode, &count))))
- return err;
+ if (dn->data_blkaddr == NULL_ADDR) {
+ err = inc_valid_block_count(sbi, dn->inode, &count);
+ if (unlikely(err))
+ return err;
+ }
- alloc:
set_summary(&sum, dn->nid, dn->ofs_in_node, ni.version);
old_blkaddr = dn->data_blkaddr;
f2fs_allocate_data_block(sbi, NULL, old_blkaddr, &dn->data_blkaddr,
return 0;
}
- void f2fs_do_map_lock(struct f2fs_sb_info *sbi, int flag, bool lock)
+ static void f2fs_map_lock(struct f2fs_sb_info *sbi, int flag)
{
- if (flag == F2FS_GET_BLOCK_PRE_AIO) {
- if (lock)
- f2fs_down_read(&sbi->node_change);
- else
- f2fs_up_read(&sbi->node_change);
+ if (flag == F2FS_GET_BLOCK_PRE_AIO)
+ f2fs_down_read(&sbi->node_change);
+ else
+ f2fs_lock_op(sbi);
+ }
+
+ static void f2fs_map_unlock(struct f2fs_sb_info *sbi, int flag)
+ {
+ if (flag == F2FS_GET_BLOCK_PRE_AIO)
+ f2fs_up_read(&sbi->node_change);
+ else
+ f2fs_unlock_op(sbi);
+ }
+
+ int f2fs_get_block_locked(struct dnode_of_data *dn, pgoff_t index)
+ {
+ struct f2fs_sb_info *sbi = F2FS_I_SB(dn->inode);
+ int err = 0;
+
+ f2fs_map_lock(sbi, F2FS_GET_BLOCK_PRE_AIO);
+ if (!f2fs_lookup_read_extent_cache_block(dn->inode, index,
+ &dn->data_blkaddr))
+ err = f2fs_reserve_block(dn, index);
+ f2fs_map_unlock(sbi, F2FS_GET_BLOCK_PRE_AIO);
+
+ return err;
+ }
+
+ static int f2fs_map_no_dnode(struct inode *inode,
+ struct f2fs_map_blocks *map, struct dnode_of_data *dn,
+ pgoff_t pgoff)
+ {
+ struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
+
+ /*
+ * There is one exceptional case that read_node_page() may return
+ * -ENOENT due to filesystem has been shutdown or cp_error, return
+ * -EIO in that case.
+ */
+ if (map->m_may_create &&
+ (is_sbi_flag_set(sbi, SBI_IS_SHUTDOWN) || f2fs_cp_error(sbi)))
+ return -EIO;
+
+ if (map->m_next_pgofs)
+ *map->m_next_pgofs = f2fs_get_next_page_offset(dn, pgoff);
+ if (map->m_next_extent)
+ *map->m_next_extent = f2fs_get_next_page_offset(dn, pgoff);
+ return 0;
+ }
+
+ static bool f2fs_map_blocks_cached(struct inode *inode,
+ struct f2fs_map_blocks *map, int flag)
+ {
+ struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
+ unsigned int maxblocks = map->m_len;
+ pgoff_t pgoff = (pgoff_t)map->m_lblk;
+ struct extent_info ei = {};
+
+ if (!f2fs_lookup_read_extent_cache(inode, pgoff, &ei))
+ return false;
+
+ map->m_pblk = ei.blk + pgoff - ei.fofs;
+ map->m_len = min((pgoff_t)maxblocks, ei.fofs + ei.len - pgoff);
+ map->m_flags = F2FS_MAP_MAPPED;
+ if (map->m_next_extent)
+ *map->m_next_extent = pgoff + map->m_len;
+
+ /* for hardware encryption, but to avoid potential issue in future */
+ if (flag == F2FS_GET_BLOCK_DIO)
+ f2fs_wait_on_block_writeback_range(inode,
+ map->m_pblk, map->m_len);
+
+ if (f2fs_allow_multi_device_dio(sbi, flag)) {
+ int bidx = f2fs_target_device_index(sbi, map->m_pblk);
+ struct f2fs_dev_info *dev = &sbi->devs[bidx];
+
+ map->m_bdev = dev->bdev;
+ map->m_pblk -= dev->start_blk;
+ map->m_len = min(map->m_len, dev->end_blk + 1 - map->m_pblk);
} else {
- if (lock)
- f2fs_lock_op(sbi);
- else
- f2fs_unlock_op(sbi);
+ map->m_bdev = inode->i_sb->s_bdev;
}
+ return true;
}
/*
* maps continuous logical blocks to physical blocks, and return such
* info via f2fs_map_blocks structure.
*/
- int f2fs_map_blocks(struct inode *inode, struct f2fs_map_blocks *map,
- int create, int flag)
+ int f2fs_map_blocks(struct inode *inode, struct f2fs_map_blocks *map, int flag)
{
unsigned int maxblocks = map->m_len;
struct dnode_of_data dn;
int err = 0, ofs = 1;
unsigned int ofs_in_node, last_ofs_in_node;
blkcnt_t prealloc;
- struct extent_info ei = {0, };
block_t blkaddr;
unsigned int start_pgofs;
int bidx = 0;
+ bool is_hole;
if (!maxblocks)
return 0;
+ if (!map->m_may_create && f2fs_map_blocks_cached(inode, map, flag))
+ goto out;
+
map->m_bdev = inode->i_sb->s_bdev;
map->m_multidev_dio =
f2fs_allow_multi_device_dio(F2FS_I_SB(inode), flag);
pgofs = (pgoff_t)map->m_lblk;
end = pgofs + maxblocks;
- if (!create && f2fs_lookup_read_extent_cache(inode, pgofs, &ei)) {
- if (f2fs_lfs_mode(sbi) && flag == F2FS_GET_BLOCK_DIO &&
- map->m_may_create)
- goto next_dnode;
-
- map->m_pblk = ei.blk + pgofs - ei.fofs;
- map->m_len = min((pgoff_t)maxblocks, ei.fofs + ei.len - pgofs);
- map->m_flags = F2FS_MAP_MAPPED;
- if (map->m_next_extent)
- *map->m_next_extent = pgofs + map->m_len;
-
- /* for hardware encryption, but to avoid potential issue in future */
- if (flag == F2FS_GET_BLOCK_DIO)
- f2fs_wait_on_block_writeback_range(inode,
- map->m_pblk, map->m_len);
-
- if (map->m_multidev_dio) {
- block_t blk_addr = map->m_pblk;
-
- bidx = f2fs_target_device_index(sbi, map->m_pblk);
-
- map->m_bdev = FDEV(bidx).bdev;
- map->m_pblk -= FDEV(bidx).start_blk;
- map->m_len = min(map->m_len,
- FDEV(bidx).end_blk + 1 - map->m_pblk);
-
- if (map->m_may_create)
- f2fs_update_device_state(sbi, inode->i_ino,
- blk_addr, map->m_len);
- }
- goto out;
- }
-
next_dnode:
if (map->m_may_create)
- f2fs_do_map_lock(sbi, flag, true);
+ f2fs_map_lock(sbi, flag);
/* When reading holes, we need its node page */
set_new_dnode(&dn, inode, NULL, NULL, 0);
if (err) {
if (flag == F2FS_GET_BLOCK_BMAP)
map->m_pblk = 0;
-
- if (err == -ENOENT) {
- /*
- * There is one exceptional case that read_node_page()
- * may return -ENOENT due to filesystem has been
- * shutdown or cp_error, so force to convert error
- * number to EIO for such case.
- */
- if (map->m_may_create &&
- (is_sbi_flag_set(sbi, SBI_IS_SHUTDOWN) ||
- f2fs_cp_error(sbi))) {
- err = -EIO;
- goto unlock_out;
- }
-
- err = 0;
- if (map->m_next_pgofs)
- *map->m_next_pgofs =
- f2fs_get_next_page_offset(&dn, pgofs);
- if (map->m_next_extent)
- *map->m_next_extent =
- f2fs_get_next_page_offset(&dn, pgofs);
- }
+ if (err == -ENOENT)
+ err = f2fs_map_no_dnode(inode, map, &dn, pgofs);
goto unlock_out;
}
next_block:
blkaddr = f2fs_data_blkaddr(&dn);
-
- if (__is_valid_data_blkaddr(blkaddr) &&
- !f2fs_is_valid_blkaddr(sbi, blkaddr, DATA_GENERIC_ENHANCE)) {
+ is_hole = !__is_valid_data_blkaddr(blkaddr);
+ if (!is_hole &&
+ !f2fs_is_valid_blkaddr(sbi, blkaddr, DATA_GENERIC_ENHANCE)) {
err = -EFSCORRUPTED;
f2fs_handle_error(sbi, ERROR_INVALID_BLKADDR);
goto sync_out;
}
- if (__is_valid_data_blkaddr(blkaddr)) {
- /* use out-place-update for driect IO under LFS mode */
- if (f2fs_lfs_mode(sbi) && flag == F2FS_GET_BLOCK_DIO &&
- map->m_may_create) {
+ /* use out-place-update for direct IO under LFS mode */
+ if (map->m_may_create &&
+ (is_hole || (f2fs_lfs_mode(sbi) && flag == F2FS_GET_BLOCK_DIO))) {
+ if (unlikely(f2fs_cp_error(sbi))) {
+ err = -EIO;
+ goto sync_out;
+ }
+
+ switch (flag) {
+ case F2FS_GET_BLOCK_PRE_AIO:
+ if (blkaddr == NULL_ADDR) {
+ prealloc++;
+ last_ofs_in_node = dn.ofs_in_node;
+ }
+ break;
+ case F2FS_GET_BLOCK_PRE_DIO:
+ case F2FS_GET_BLOCK_DIO:
err = __allocate_data_block(&dn, map->m_seg_type);
if (err)
goto sync_out;
- blkaddr = dn.data_blkaddr;
+ if (flag == F2FS_GET_BLOCK_PRE_DIO)
+ file_need_truncate(inode);
set_inode_flag(inode, FI_APPEND_WRITE);
+ break;
+ default:
+ WARN_ON_ONCE(1);
+ err = -EIO;
+ goto sync_out;
}
- } else {
- if (create) {
- if (unlikely(f2fs_cp_error(sbi))) {
- err = -EIO;
- goto sync_out;
- }
- if (flag == F2FS_GET_BLOCK_PRE_AIO) {
- if (blkaddr == NULL_ADDR) {
- prealloc++;
- last_ofs_in_node = dn.ofs_in_node;
- }
- } else {
- WARN_ON(flag != F2FS_GET_BLOCK_PRE_DIO &&
- flag != F2FS_GET_BLOCK_DIO);
- err = __allocate_data_block(&dn,
- map->m_seg_type);
- if (!err) {
- if (flag == F2FS_GET_BLOCK_PRE_DIO)
- file_need_truncate(inode);
- set_inode_flag(inode, FI_APPEND_WRITE);
- }
- }
- if (err)
- goto sync_out;
+
+ blkaddr = dn.data_blkaddr;
+ if (is_hole)
map->m_flags |= F2FS_MAP_NEW;
- blkaddr = dn.data_blkaddr;
- } else {
- if (f2fs_compressed_file(inode) &&
- f2fs_sanity_check_cluster(&dn) &&
- (flag != F2FS_GET_BLOCK_FIEMAP ||
- IS_ENABLED(CONFIG_F2FS_CHECK_FS))) {
- err = -EFSCORRUPTED;
- f2fs_handle_error(sbi,
- ERROR_CORRUPTED_CLUSTER);
- goto sync_out;
- }
- if (flag == F2FS_GET_BLOCK_BMAP) {
- map->m_pblk = 0;
- goto sync_out;
- }
- if (flag == F2FS_GET_BLOCK_PRECACHE)
- goto sync_out;
- if (flag == F2FS_GET_BLOCK_FIEMAP &&
- blkaddr == NULL_ADDR) {
- if (map->m_next_pgofs)
- *map->m_next_pgofs = pgofs + 1;
- goto sync_out;
- }
- if (flag != F2FS_GET_BLOCK_FIEMAP) {
- /* for defragment case */
+ } else if (is_hole) {
+ if (f2fs_compressed_file(inode) &&
+ f2fs_sanity_check_cluster(&dn) &&
+ (flag != F2FS_GET_BLOCK_FIEMAP ||
+ IS_ENABLED(CONFIG_F2FS_CHECK_FS))) {
+ err = -EFSCORRUPTED;
+ f2fs_handle_error(sbi,
+ ERROR_CORRUPTED_CLUSTER);
+ goto sync_out;
+ }
+
+ switch (flag) {
+ case F2FS_GET_BLOCK_PRECACHE:
+ goto sync_out;
+ case F2FS_GET_BLOCK_BMAP:
+ map->m_pblk = 0;
+ goto sync_out;
+ case F2FS_GET_BLOCK_FIEMAP:
+ if (blkaddr == NULL_ADDR) {
if (map->m_next_pgofs)
*map->m_next_pgofs = pgofs + 1;
goto sync_out;
}
+ break;
+ default:
+ /* for defragment case */
+ if (map->m_next_pgofs)
+ *map->m_next_pgofs = pgofs + 1;
+ goto sync_out;
}
}
bidx = f2fs_target_device_index(sbi, blkaddr);
if (map->m_len == 0) {
- /* preallocated unwritten block should be mapped for fiemap. */
+ /* reserved delalloc block should be mapped for fiemap. */
if (blkaddr == NEW_ADDR)
- map->m_flags |= F2FS_MAP_UNWRITTEN;
+ map->m_flags |= F2FS_MAP_DELALLOC;
map->m_flags |= F2FS_MAP_MAPPED;
map->m_pblk = blkaddr;
f2fs_put_dnode(&dn);
if (map->m_may_create) {
- f2fs_do_map_lock(sbi, flag, false);
+ f2fs_map_unlock(sbi, flag);
f2fs_balance_fs(sbi, dn.node_changed);
}
goto next_dnode;
f2fs_put_dnode(&dn);
unlock_out:
if (map->m_may_create) {
- f2fs_do_map_lock(sbi, flag, false);
+ f2fs_map_unlock(sbi, flag);
f2fs_balance_fs(sbi, dn.node_changed);
}
out:
- trace_f2fs_map_blocks(inode, map, create, flag, err);
+ trace_f2fs_map_blocks(inode, map, flag, err);
return err;
}
while (map.m_lblk < last_lblk) {
map.m_len = last_lblk - map.m_lblk;
- err = f2fs_map_blocks(inode, &map, 0, F2FS_GET_BLOCK_DEFAULT);
+ err = f2fs_map_blocks(inode, &map, F2FS_GET_BLOCK_DEFAULT);
if (err || map.m_len == 0)
return false;
map.m_lblk += map.m_len;
map.m_len = cluster_size - count_in_cluster;
}
- ret = f2fs_map_blocks(inode, &map, 0, F2FS_GET_BLOCK_FIEMAP);
+ ret = f2fs_map_blocks(inode, &map, F2FS_GET_BLOCK_FIEMAP);
if (ret)
goto out;
compr_appended = false;
/* In a case of compressed cluster, append this to the last extent */
- if (compr_cluster && ((map.m_flags & F2FS_MAP_UNWRITTEN) ||
+ if (compr_cluster && ((map.m_flags & F2FS_MAP_DELALLOC) ||
!(map.m_flags & F2FS_MAP_FLAGS))) {
compr_appended = true;
goto skip_fill;
compr_cluster = false;
size += blks_to_bytes(inode, 1);
}
- } else if (map.m_flags & F2FS_MAP_UNWRITTEN) {
+ } else if (map.m_flags & F2FS_MAP_DELALLOC) {
flags = FIEMAP_EXTENT_UNWRITTEN;
}
static inline loff_t f2fs_readpage_limit(struct inode *inode)
{
- if (IS_ENABLED(CONFIG_FS_VERITY) &&
- (IS_VERITY(inode) || f2fs_verity_in_progress(inode)))
+ if (IS_ENABLED(CONFIG_FS_VERITY) && IS_VERITY(inode))
return inode->i_sb->s_maxbytes;
return i_size_read(inode);
map->m_lblk = block_in_file;
map->m_len = last_block - block_in_file;
- ret = f2fs_map_blocks(inode, map, 0, F2FS_GET_BLOCK_DEFAULT);
+ ret = f2fs_map_blocks(inode, map, F2FS_GET_BLOCK_DEFAULT);
if (ret)
goto out;
got_it:
*last_block_in_bio, block_nr) ||
!f2fs_crypt_mergeable_bio(bio, inode, page->index, NULL))) {
submit_and_realloc:
- __submit_bio(F2FS_I_SB(inode), bio, DATA);
+ f2fs_submit_read_bio(F2FS_I_SB(inode), bio, DATA);
bio = NULL;
}
if (bio == NULL) {
*last_block_in_bio, blkaddr) ||
!f2fs_crypt_mergeable_bio(bio, inode, page->index, NULL))) {
submit_and_realloc:
- __submit_bio(sbi, bio, DATA);
+ f2fs_submit_read_bio(sbi, bio, DATA);
bio = NULL;
}
#ifdef CONFIG_F2FS_FS_COMPRESSION
if (f2fs_compressed_file(inode)) {
- /* there are remained comressed pages, submit them */
+ /* there are remained compressed pages, submit them */
if (!f2fs_cluster_can_merge_page(&cc, page->index)) {
ret = f2fs_read_multi_pages(&cc, &bio,
max_nr_pages,
#endif
}
if (bio)
- __submit_bio(F2FS_I_SB(inode), bio, DATA);
+ f2fs_submit_read_bio(F2FS_I_SB(inode), bio, DATA);
return ret;
}
struct f2fs_io_info *fio)
{
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
- unsigned int policy = SM_I(sbi)->ipu_policy;
- if (policy & (0x1 << F2FS_IPU_HONOR_OPU_WRITE) &&
- is_inode_flag_set(inode, FI_OPU_WRITE))
+ if (IS_F2FS_IPU_HONOR_OPU_WRITE(sbi) &&
+ is_inode_flag_set(inode, FI_OPU_WRITE))
return false;
- if (policy & (0x1 << F2FS_IPU_FORCE))
+ if (IS_F2FS_IPU_FORCE(sbi))
return true;
- if (policy & (0x1 << F2FS_IPU_SSR) && f2fs_need_SSR(sbi))
+ if (IS_F2FS_IPU_SSR(sbi) && f2fs_need_SSR(sbi))
return true;
- if (policy & (0x1 << F2FS_IPU_UTIL) &&
- utilization(sbi) > SM_I(sbi)->min_ipu_util)
+ if (IS_F2FS_IPU_UTIL(sbi) && utilization(sbi) > SM_I(sbi)->min_ipu_util)
return true;
- if (policy & (0x1 << F2FS_IPU_SSR_UTIL) && f2fs_need_SSR(sbi) &&
- utilization(sbi) > SM_I(sbi)->min_ipu_util)
+ if (IS_F2FS_IPU_SSR_UTIL(sbi) && f2fs_need_SSR(sbi) &&
+ utilization(sbi) > SM_I(sbi)->min_ipu_util)
return true;
/*
* IPU for rewrite async pages
*/
- if (policy & (0x1 << F2FS_IPU_ASYNC) &&
- fio && fio->op == REQ_OP_WRITE &&
- !(fio->op_flags & REQ_SYNC) &&
- !IS_ENCRYPTED(inode))
+ if (IS_F2FS_IPU_ASYNC(sbi) && fio && fio->op == REQ_OP_WRITE &&
+ !(fio->op_flags & REQ_SYNC) && !IS_ENCRYPTED(inode))
return true;
/* this is only set during fdatasync */
- if (policy & (0x1 << F2FS_IPU_FSYNC) &&
- is_inode_flag_set(inode, FI_NEED_IPU))
+ if (IS_F2FS_IPU_FSYNC(sbi) && is_inode_flag_set(inode, FI_NEED_IPU))
return true;
if (unlikely(fio && is_sbi_flag_set(sbi, SBI_CP_DISABLED) &&
struct page *page = fio->page;
struct inode *inode = page->mapping->host;
struct dnode_of_data dn;
- struct extent_info ei = {0, };
struct node_info ni;
bool ipu_force = false;
int err = 0;
set_new_dnode(&dn, inode, NULL, NULL, 0);
if (need_inplace_update(fio) &&
- f2fs_lookup_read_extent_cache(inode, page->index, &ei)) {
- fio->old_blkaddr = ei.blk + page->index - ei.fofs;
-
+ f2fs_lookup_read_extent_cache_block(inode, page->index,
+ &fio->old_blkaddr)) {
if (!f2fs_is_valid_blkaddr(fio->sbi, fio->old_blkaddr,
DATA_GENERIC_ENHANCE)) {
f2fs_handle_error(fio->sbi,
goto out_writepage;
set_page_writeback(page);
- ClearPageError(page);
f2fs_put_dnode(&dn);
if (fio->need_lock == LOCK_REQ)
f2fs_unlock_op(fio->sbi);
goto out_writepage;
set_page_writeback(page);
- ClearPageError(page);
if (fio->compr_blocks && fio->old_blkaddr == COMPRESS_ADDR)
f2fs_i_compr_blocks_update(inode, fio->compr_blocks - 1, false);
.old_blkaddr = NULL_ADDR,
.page = page,
.encrypted_page = NULL,
- .submitted = false,
+ .submitted = 0,
.compr_blocks = compr_blocks,
.need_lock = LOCK_RETRY,
- .post_read = f2fs_post_read_required(inode),
+ .post_read = f2fs_post_read_required(inode) ? 1 : 0,
.io_type = io_type,
.io_wbc = wbc,
.bio = bio,
trace_f2fs_writepage(page, DATA);
- /* we should bypass data pages to proceed the kworkder jobs */
+ /* we should bypass data pages to proceed the kworker jobs */
if (unlikely(f2fs_cp_error(sbi))) {
mapping_set_error(page->mapping, -EIO);
/*
}
if (submitted)
- *submitted = fio.submitted ? 1 : 0;
+ *submitted = fio.submitted;
return 0;
redirty_out:
redirty_page_for_writepage(wbc, page);
/*
- * pageout() in MM traslates EAGAIN, so calls handle_write_error()
+ * pageout() in MM translates EAGAIN, so calls handle_write_error()
* -> mapping_set_error() -> set_bit(AS_EIO, ...).
* file_write_and_wait_range() will see EIO error, which is critical
* to return value of fsync() followed by atomic_write failure to user.
}
/*
- * This function was copied from write_cche_pages from mm/page-writeback.c.
+ * This function was copied from write_cache_pages from mm/page-writeback.c.
* The major change is making write step of cold data page separately from
* warm/hot data page.
*/
int ret = 0;
int done = 0, retry = 0;
struct page *pages[F2FS_ONSTACK_PAGES];
+ struct folio_batch fbatch;
struct f2fs_sb_info *sbi = F2FS_M_SB(mapping);
struct bio *bio = NULL;
sector_t last_block;
.private = NULL,
};
#endif
+ int nr_folios, p, idx;
int nr_pages;
pgoff_t index;
pgoff_t end; /* Inclusive */
int submitted = 0;
int i;
+ folio_batch_init(&fbatch);
+
if (get_dirty_pages(mapping->host) <=
SM_I(F2FS_M_SB(mapping))->min_hot_blocks)
set_inode_flag(mapping->host, FI_HOT_DATA);
tag_pages_for_writeback(mapping, index, end);
done_index = index;
while (!done && !retry && (index <= end)) {
- nr_pages = find_get_pages_range_tag(mapping, &index, end,
- tag, F2FS_ONSTACK_PAGES, pages);
- if (nr_pages == 0)
+ nr_pages = 0;
+again:
+ nr_folios = filemap_get_folios_tag(mapping, &index, end,
+ tag, &fbatch);
+ if (nr_folios == 0) {
+ if (nr_pages)
+ goto write;
break;
+ }
+ for (i = 0; i < nr_folios; i++) {
+ struct folio *folio = fbatch.folios[i];
+
+ idx = 0;
+ p = folio_nr_pages(folio);
+add_more:
+ pages[nr_pages] = folio_page(folio, idx);
+ folio_get(folio);
+ if (++nr_pages == F2FS_ONSTACK_PAGES) {
+ index = folio->index + idx + 1;
+ folio_batch_release(&fbatch);
+ goto write;
+ }
+ if (++idx < p)
+ goto add_more;
+ }
+ folio_batch_release(&fbatch);
+ goto again;
+write:
for (i = 0; i < nr_pages; i++) {
struct page *page = pages[i];
+ struct folio *folio = page_folio(page);
bool need_readd;
readd:
need_readd = false;
}
if (!f2fs_cluster_can_merge_page(&cc,
- page->index)) {
+ folio->index)) {
ret = f2fs_write_multi_pages(&cc,
&submitted, wbc, io_type);
if (!ret)
}
if (unlikely(f2fs_cp_error(sbi)))
- goto lock_page;
+ goto lock_folio;
if (!f2fs_cluster_is_empty(&cc))
- goto lock_page;
+ goto lock_folio;
if (f2fs_all_cluster_page_ready(&cc,
pages, i, nr_pages, true))
- goto lock_page;
+ goto lock_folio;
ret2 = f2fs_prepare_compress_overwrite(
inode, &pagep,
- page->index, &fsdata);
+ folio->index, &fsdata);
if (ret2 < 0) {
ret = ret2;
done = 1;
break;
} else if (ret2 &&
(!f2fs_compress_write_end(inode,
- fsdata, page->index, 1) ||
+ fsdata, folio->index, 1) ||
!f2fs_all_cluster_page_ready(&cc,
- pages, i, nr_pages, false))) {
+ pages, i, nr_pages,
+ false))) {
retry = 1;
break;
}
break;
}
#ifdef CONFIG_F2FS_FS_COMPRESSION
-lock_page:
+lock_folio:
#endif
- done_index = page->index;
+ done_index = folio->index;
retry_write:
- lock_page(page);
+ folio_lock(folio);
- if (unlikely(page->mapping != mapping)) {
+ if (unlikely(folio->mapping != mapping)) {
continue_unlock:
- unlock_page(page);
+ folio_unlock(folio);
continue;
}
- if (!PageDirty(page)) {
+ if (!folio_test_dirty(folio)) {
/* someone wrote it for us */
goto continue_unlock;
}
- if (PageWriteback(page)) {
+ if (folio_test_writeback(folio)) {
if (wbc->sync_mode != WB_SYNC_NONE)
- f2fs_wait_on_page_writeback(page,
+ f2fs_wait_on_page_writeback(
+ &folio->page,
DATA, true, true);
else
goto continue_unlock;
}
- if (!clear_page_dirty_for_io(page))
+ if (!folio_clear_dirty_for_io(folio))
goto continue_unlock;
#ifdef CONFIG_F2FS_FS_COMPRESSION
if (f2fs_compressed_file(inode)) {
- get_page(page);
- f2fs_compress_ctx_add_page(&cc, page);
+ folio_get(folio);
+ f2fs_compress_ctx_add_page(&cc, &folio->page);
continue;
}
#endif
- ret = f2fs_write_single_data_page(page, &submitted,
- &bio, &last_block, wbc, io_type,
- 0, true);
+ ret = f2fs_write_single_data_page(&folio->page,
+ &submitted, &bio, &last_block,
+ wbc, io_type, 0, true);
if (ret == AOP_WRITEPAGE_ACTIVATE)
- unlock_page(page);
+ folio_unlock(folio);
#ifdef CONFIG_F2FS_FS_COMPRESSION
result:
#endif
}
goto next;
}
- done_index = page->index + 1;
+ done_index = folio->index +
+ folio_nr_pages(folio);
done = 1;
break;
}
struct dnode_of_data dn;
struct page *ipage;
bool locked = false;
- struct extent_info ei = {0, };
+ int flag = F2FS_GET_BLOCK_PRE_AIO;
int err = 0;
- int flag;
/*
* If a whole page is being written and we already preallocated all the
return 0;
/* f2fs_lock_op avoids race between write CP and convert_inline_page */
- if (f2fs_has_inline_data(inode) && pos + len > MAX_INLINE_DATA(inode))
- flag = F2FS_GET_BLOCK_DEFAULT;
- else
- flag = F2FS_GET_BLOCK_PRE_AIO;
-
- if (f2fs_has_inline_data(inode) ||
- (pos & PAGE_MASK) >= i_size_read(inode)) {
- f2fs_do_map_lock(sbi, flag, true);
+ if (f2fs_has_inline_data(inode)) {
+ if (pos + len > MAX_INLINE_DATA(inode))
+ flag = F2FS_GET_BLOCK_DEFAULT;
+ f2fs_map_lock(sbi, flag);
+ locked = true;
+ } else if ((pos & PAGE_MASK) >= i_size_read(inode)) {
+ f2fs_map_lock(sbi, flag);
locked = true;
}
set_inode_flag(inode, FI_DATA_EXIST);
if (inode->i_nlink)
set_page_private_inline(ipage);
- } else {
- err = f2fs_convert_inline_page(&dn, page);
- if (err)
- goto out;
- if (dn.data_blkaddr == NULL_ADDR)
- err = f2fs_get_block(&dn, index);
- }
- } else if (locked) {
- err = f2fs_get_block(&dn, index);
- } else {
- if (f2fs_lookup_read_extent_cache(inode, index, &ei)) {
- dn.data_blkaddr = ei.blk + index - ei.fofs;
- } else {
- /* hole case */
- err = f2fs_get_dnode_of_data(&dn, index, LOOKUP_NODE);
- if (err || dn.data_blkaddr == NULL_ADDR) {
- f2fs_put_dnode(&dn);
- f2fs_do_map_lock(sbi, F2FS_GET_BLOCK_PRE_AIO,
- true);
- WARN_ON(flag != F2FS_GET_BLOCK_PRE_AIO);
- locked = true;
- goto restart;
- }
+ goto out;
}
+ err = f2fs_convert_inline_page(&dn, page);
+ if (err || dn.data_blkaddr != NULL_ADDR)
+ goto out;
}
- /* convert_inline_page can make node_changed */
- *blk_addr = dn.data_blkaddr;
- *node_changed = dn.node_changed;
+ if (!f2fs_lookup_read_extent_cache_block(inode, index,
+ &dn.data_blkaddr)) {
+ if (locked) {
+ err = f2fs_reserve_block(&dn, index);
+ goto out;
+ }
+
+ /* hole case */
+ err = f2fs_get_dnode_of_data(&dn, index, LOOKUP_NODE);
+ if (!err && dn.data_blkaddr != NULL_ADDR)
+ goto out;
+ f2fs_put_dnode(&dn);
+ f2fs_map_lock(sbi, F2FS_GET_BLOCK_PRE_AIO);
+ WARN_ON(flag != F2FS_GET_BLOCK_PRE_AIO);
+ locked = true;
+ goto restart;
+ }
out:
+ if (!err) {
+ /* convert_inline_page can make node_changed */
+ *blk_addr = dn.data_blkaddr;
+ *node_changed = dn.node_changed;
+ }
f2fs_put_dnode(&dn);
unlock_out:
if (locked)
- f2fs_do_map_lock(sbi, flag, false);
+ f2fs_map_unlock(sbi, flag);
return err;
}
{
struct dnode_of_data dn;
struct page *ipage;
- struct extent_info ei = {0, };
int err = 0;
ipage = f2fs_get_node_page(F2FS_I_SB(inode), inode->i_ino);
set_new_dnode(&dn, inode, ipage, ipage, 0);
- if (f2fs_lookup_read_extent_cache(inode, index, &ei)) {
- dn.data_blkaddr = ei.blk + index - ei.fofs;
- } else {
+ if (!f2fs_lookup_read_extent_cache_block(inode, index,
+ &dn.data_blkaddr)) {
/* hole case */
err = f2fs_get_dnode_of_data(&dn, index, LOOKUP_NODE);
if (err) {
struct page *ipage;
int err = 0;
- f2fs_do_map_lock(sbi, F2FS_GET_BLOCK_PRE_AIO, true);
+ f2fs_map_lock(sbi, F2FS_GET_BLOCK_PRE_AIO);
ipage = f2fs_get_node_page(sbi, inode->i_ino);
if (IS_ERR(ipage)) {
}
set_new_dnode(&dn, inode, ipage, ipage, 0);
- err = f2fs_get_block(&dn, index);
+ if (!f2fs_lookup_read_extent_cache_block(dn.inode, index,
+ &dn.data_blkaddr))
+ err = f2fs_reserve_block(&dn, index);
*blk_addr = dn.data_blkaddr;
*node_changed = dn.node_changed;
f2fs_put_dnode(&dn);
unlock_out:
- f2fs_do_map_lock(sbi, F2FS_GET_BLOCK_PRE_AIO, false);
+ f2fs_map_unlock(sbi, F2FS_GET_BLOCK_PRE_AIO);
return err;
}
}
}
+ clear_page_private_reference(&folio->page);
clear_page_private_gcing(&folio->page);
if (test_opt(sbi, COMPRESS_CACHE) &&
clear_page_private_data(&folio->page);
}
+ clear_page_private_reference(&folio->page);
clear_page_private_gcing(&folio->page);
folio_detach_private(folio);
map.m_next_pgofs = NULL;
map.m_seg_type = NO_CHECK_TYPE;
- if (!f2fs_map_blocks(inode, &map, 0, F2FS_GET_BLOCK_BMAP))
+ if (!f2fs_map_blocks(inode, &map, F2FS_GET_BLOCK_BMAP))
blknr = map.m_pblk;
}
out:
map.m_seg_type = NO_CHECK_TYPE;
map.m_may_create = false;
- ret = f2fs_map_blocks(inode, &map, 0, F2FS_GET_BLOCK_FIEMAP);
+ ret = f2fs_map_blocks(inode, &map, F2FS_GET_BLOCK_FIEMAP);
if (ret)
goto out;
if (flags & IOMAP_WRITE)
map.m_may_create = true;
- err = f2fs_map_blocks(inode, &map, flags & IOMAP_WRITE,
- F2FS_GET_BLOCK_DIO);
+ err = f2fs_map_blocks(inode, &map, F2FS_GET_BLOCK_DIO);
if (err)
return err;
*/
map.m_len = fscrypt_limit_io_blocks(inode, map.m_lblk, map.m_len);
- if (map.m_flags & (F2FS_MAP_MAPPED | F2FS_MAP_UNWRITTEN)) {
- iomap->length = blks_to_bytes(inode, map.m_len);
- if (map.m_flags & F2FS_MAP_MAPPED) {
- iomap->type = IOMAP_MAPPED;
- iomap->flags |= IOMAP_F_MERGED;
- } else {
- iomap->type = IOMAP_UNWRITTEN;
- }
- if (WARN_ON_ONCE(!__is_valid_data_blkaddr(map.m_pblk)))
- return -EINVAL;
+ /*
+ * We should never see delalloc or compressed extents here based on
+ * prior flushing and checks.
+ */
+ if (WARN_ON_ONCE(map.m_pblk == NEW_ADDR))
+ return -EINVAL;
+ if (WARN_ON_ONCE(map.m_pblk == COMPRESS_ADDR))
+ return -EINVAL;
+ if (map.m_pblk != NULL_ADDR) {
+ iomap->length = blks_to_bytes(inode, map.m_len);
+ iomap->type = IOMAP_MAPPED;
+ iomap->flags |= IOMAP_F_MERGED;
iomap->bdev = map.m_bdev;
iomap->addr = blks_to_bytes(inode, map.m_pblk);
} else {
+ if (flags & IOMAP_WRITE)
+ return -ENOTBLK;
iomap->length = blks_to_bytes(inode, next_pgofs) -
iomap->offset;
iomap->type = IOMAP_HOLE;
struct list_head wait_list; /* store on-flushing entries */
struct list_head fstrim_list; /* in-flight discard from fstrim */
wait_queue_head_t discard_wait_queue; /* waiting queue for wake-up */
- unsigned int discard_wake; /* to wake up discard thread */
struct mutex cmd_lock;
unsigned int nr_discards; /* # of discards in the list */
unsigned int max_discards; /* max. discards to be issued */
unsigned int min_discard_issue_time; /* min. interval between discard issue */
unsigned int mid_discard_issue_time; /* mid. interval between discard issue */
unsigned int max_discard_issue_time; /* max. interval between discard issue */
+ unsigned int discard_io_aware_gran; /* minimum discard granularity not be aware of I/O */
unsigned int discard_urgent_util; /* utilization which issue discard proactively */
unsigned int discard_granularity; /* discard granularity */
unsigned int max_ordered_discard; /* maximum discard granularity issued by lba order */
atomic_t discard_cmd_cnt; /* # of cached cmd count */
struct rb_root_cached root; /* root of discard rb-tree */
bool rbtree_check; /* config for consistence check */
+ bool discard_wake; /* to wake up discard thread */
};
/* for the list of fsync inodes, used only during recovery */
};
/*
- * This structure is taken from ext4_map_blocks.
- *
- * Note that, however, f2fs uses NEW and MAPPED flags for f2fs_map_blocks().
+ * State of block returned by f2fs_map_blocks.
*/
- #define F2FS_MAP_NEW (1 << BH_New)
- #define F2FS_MAP_MAPPED (1 << BH_Mapped)
- #define F2FS_MAP_UNWRITTEN (1 << BH_Unwritten)
+ #define F2FS_MAP_NEW (1U << 0)
+ #define F2FS_MAP_MAPPED (1U << 1)
+ #define F2FS_MAP_DELALLOC (1U << 2)
#define F2FS_MAP_FLAGS (F2FS_MAP_NEW | F2FS_MAP_MAPPED |\
- F2FS_MAP_UNWRITTEN)
+ F2FS_MAP_DELALLOC)
struct f2fs_map_blocks {
struct block_device *m_bdev; /* for multi-device dio */
unsigned char i_compress_algorithm; /* algorithm type */
unsigned char i_log_cluster_size; /* log of cluster size */
unsigned char i_compress_level; /* compress level (lz4hc,zstd) */
- unsigned short i_compress_flag; /* compress flag */
+ unsigned char i_compress_flag; /* compress flag */
unsigned int i_cluster_size; /* cluster size */
unsigned int atomic_write_cnt;
FS_META_READ_IO, /* meta read IOs */
/* other */
- FS_DISCARD, /* discard */
+ FS_DISCARD_IO, /* discard */
+ FS_FLUSH_IO, /* flush */
NR_IO_TYPE,
};
struct page *encrypted_page; /* encrypted page */
struct page *compressed_page; /* compressed page */
struct list_head list; /* serialize IOs */
- bool submitted; /* indicate IO submission */
- int need_lock; /* indicate we need to lock cp_rwsem */
- bool in_list; /* indicate fio is in io_list */
- bool is_por; /* indicate IO is from recovery or not */
- bool retry; /* need to reallocate block address */
- int compr_blocks; /* # of compressed block addresses */
- bool encrypted; /* indicate file is encrypted */
- bool post_read; /* require post read */
+ unsigned int compr_blocks; /* # of compressed block addresses */
+ unsigned int need_lock:8; /* indicate we need to lock cp_rwsem */
+ unsigned int version:8; /* version of the node */
+ unsigned int submitted:1; /* indicate IO submission */
+ unsigned int in_list:1; /* indicate fio is in io_list */
+ unsigned int is_por:1; /* indicate IO is from recovery or not */
+ unsigned int retry:1; /* need to reallocate block address */
+ unsigned int encrypted:1; /* indicate file is encrypted */
+ unsigned int post_read:1; /* require post read */
enum iostat_type io_type; /* io type */
struct writeback_control *io_wbc; /* writeback control */
struct bio **bio; /* bio for ipu */
sector_t *last_block; /* last block number in bio */
- unsigned char version; /* version of the node */
};
struct bio_entry {
MEMORY_MODE_LOW, /* memory mode for low memry devices */
};
-
-
static inline int f2fs_test_bit(unsigned int nr, char *addr);
static inline void f2fs_set_bit(unsigned int nr, char *addr);
static inline void f2fs_clear_bit(unsigned int nr, char *addr);
* Layout A: lowest bit should be 1
* | bit0 = 1 | bit1 | bit2 | ... | bit MAX | private data .... |
* bit 0 PAGE_PRIVATE_NOT_POINTER
- * bit 1 PAGE_PRIVATE_ATOMIC_WRITE
- * bit 2 PAGE_PRIVATE_DUMMY_WRITE
- * bit 3 PAGE_PRIVATE_ONGOING_MIGRATION
- * bit 4 PAGE_PRIVATE_INLINE_INODE
- * bit 5 PAGE_PRIVATE_REF_RESOURCE
- * bit 6- f2fs private data
+ * bit 1 PAGE_PRIVATE_DUMMY_WRITE
+ * bit 2 PAGE_PRIVATE_ONGOING_MIGRATION
+ * bit 3 PAGE_PRIVATE_INLINE_INODE
+ * bit 4 PAGE_PRIVATE_REF_RESOURCE
+ * bit 5- f2fs private data
*
* Layout B: lowest bit should be 0
* page.private is a wrapped pointer.
*/
enum {
PAGE_PRIVATE_NOT_POINTER, /* private contains non-pointer data */
- PAGE_PRIVATE_ATOMIC_WRITE, /* data page from atomic write path */
PAGE_PRIVATE_DUMMY_WRITE, /* data page for padding aligned IO */
PAGE_PRIVATE_ONGOING_MIGRATION, /* data page which is on-going migrating */
PAGE_PRIVATE_INLINE_INODE, /* inode page contains inline data */
}
PAGE_PRIVATE_GET_FUNC(nonpointer, NOT_POINTER);
- PAGE_PRIVATE_GET_FUNC(reference, REF_RESOURCE);
PAGE_PRIVATE_GET_FUNC(inline, INLINE_INODE);
PAGE_PRIVATE_GET_FUNC(gcing, ONGOING_MIGRATION);
- PAGE_PRIVATE_GET_FUNC(atomic, ATOMIC_WRITE);
PAGE_PRIVATE_GET_FUNC(dummy, DUMMY_WRITE);
PAGE_PRIVATE_SET_FUNC(reference, REF_RESOURCE);
PAGE_PRIVATE_SET_FUNC(inline, INLINE_INODE);
PAGE_PRIVATE_SET_FUNC(gcing, ONGOING_MIGRATION);
- PAGE_PRIVATE_SET_FUNC(atomic, ATOMIC_WRITE);
PAGE_PRIVATE_SET_FUNC(dummy, DUMMY_WRITE);
PAGE_PRIVATE_CLEAR_FUNC(reference, REF_RESOURCE);
PAGE_PRIVATE_CLEAR_FUNC(inline, INLINE_INODE);
PAGE_PRIVATE_CLEAR_FUNC(gcing, ONGOING_MIGRATION);
- PAGE_PRIVATE_CLEAR_FUNC(atomic, ATOMIC_WRITE);
PAGE_PRIVATE_CLEAR_FUNC(dummy, DUMMY_WRITE);
static inline unsigned long get_page_private_data(struct page *page)
/* The threshold used for hot and warm data seperation*/
unsigned int hot_data_age_threshold;
unsigned int warm_data_age_threshold;
+ unsigned int last_age_weight;
/* basic filesystem units */
unsigned int log_sectors_per_block; /* log2 sectors per block */
#ifdef CONFIG_F2FS_IOSTAT
/* For app/fs IO statistics */
spinlock_t iostat_lock;
- unsigned long long rw_iostat[NR_IO_TYPE];
- unsigned long long prev_rw_iostat[NR_IO_TYPE];
+ unsigned long long iostat_count[NR_IO_TYPE];
+ unsigned long long iostat_bytes[NR_IO_TYPE];
+ unsigned long long prev_iostat_bytes[NR_IO_TYPE];
bool iostat_enable;
unsigned long iostat_next_period;
unsigned int iostat_period_ms;
};
#ifdef CONFIG_F2FS_FAULT_INJECTION
- #define f2fs_show_injection_info(sbi, type) \
- printk_ratelimited("%sF2FS-fs (%s) : inject %s in %s of %pS\n", \
- KERN_INFO, sbi->sb->s_id, \
- f2fs_fault_name[type], \
- __func__, __builtin_return_address(0))
- static inline bool time_to_inject(struct f2fs_sb_info *sbi, int type)
+ #define time_to_inject(sbi, type) __time_to_inject(sbi, type, __func__, \
+ __builtin_return_address(0))
+ static inline bool __time_to_inject(struct f2fs_sb_info *sbi, int type,
+ const char *func, const char *parent_func)
{
struct f2fs_fault_info *ffi = &F2FS_OPTION(sbi).fault_info;
atomic_inc(&ffi->inject_ops);
if (atomic_read(&ffi->inject_ops) >= ffi->inject_rate) {
atomic_set(&ffi->inject_ops, 0);
+ printk_ratelimited("%sF2FS-fs (%s) : inject %s in %s of %pS\n",
+ KERN_INFO, sbi->sb->s_id, f2fs_fault_name[type],
+ func, parent_func);
return true;
}
return false;
}
#else
- #define f2fs_show_injection_info(sbi, type) do { } while (0)
static inline bool time_to_inject(struct f2fs_sb_info *sbi, int type)
{
return false;
static inline int f2fs_trylock_op(struct f2fs_sb_info *sbi)
{
- if (time_to_inject(sbi, FAULT_LOCK_OP)) {
- f2fs_show_injection_info(sbi, FAULT_LOCK_OP);
+ if (time_to_inject(sbi, FAULT_LOCK_OP))
return 0;
- }
return f2fs_down_read_trylock(&sbi->cp_rwsem);
}
return ret;
if (time_to_inject(sbi, FAULT_BLOCK)) {
- f2fs_show_injection_info(sbi, FAULT_BLOCK);
release = *count;
goto release_quota;
}
return err;
}
- if (time_to_inject(sbi, FAULT_BLOCK)) {
- f2fs_show_injection_info(sbi, FAULT_BLOCK);
+ if (time_to_inject(sbi, FAULT_BLOCK))
goto enospc;
- }
spin_lock(&sbi->stat_lock);
if (page)
return page;
- if (time_to_inject(F2FS_M_SB(mapping), FAULT_PAGE_ALLOC)) {
- f2fs_show_injection_info(F2FS_M_SB(mapping),
- FAULT_PAGE_ALLOC);
+ if (time_to_inject(F2FS_M_SB(mapping), FAULT_PAGE_ALLOC))
return NULL;
- }
}
if (!for_write)
struct address_space *mapping, pgoff_t index,
int fgp_flags, gfp_t gfp_mask)
{
- if (time_to_inject(F2FS_M_SB(mapping), FAULT_PAGE_GET)) {
- f2fs_show_injection_info(F2FS_M_SB(mapping), FAULT_PAGE_GET);
+ if (time_to_inject(F2FS_M_SB(mapping), FAULT_PAGE_GET))
return NULL;
- }
return pagecache_get_page(mapping, index, fgp_flags, gfp_mask);
}
if (nofail)
return f2fs_kmem_cache_alloc_nofail(cachep, flags);
- if (time_to_inject(sbi, FAULT_SLAB_ALLOC)) {
- f2fs_show_injection_info(sbi, FAULT_SLAB_ALLOC);
+ if (time_to_inject(sbi, FAULT_SLAB_ALLOC))
return NULL;
- }
return kmem_cache_alloc(cachep, flags);
}
static inline void *f2fs_kmalloc(struct f2fs_sb_info *sbi,
size_t size, gfp_t flags)
{
- if (time_to_inject(sbi, FAULT_KMALLOC)) {
- f2fs_show_injection_info(sbi, FAULT_KMALLOC);
+ if (time_to_inject(sbi, FAULT_KMALLOC))
return NULL;
- }
return kmalloc(size, flags);
}
static inline void *f2fs_kvmalloc(struct f2fs_sb_info *sbi,
size_t size, gfp_t flags)
{
- if (time_to_inject(sbi, FAULT_KVMALLOC)) {
- f2fs_show_injection_info(sbi, FAULT_KVMALLOC);
+ if (time_to_inject(sbi, FAULT_KVMALLOC))
return NULL;
- }
return kvmalloc(size, flags);
}
int f2fs_do_truncate_blocks(struct inode *inode, u64 from, bool lock);
int f2fs_truncate_blocks(struct inode *inode, u64 from, bool lock);
int f2fs_truncate(struct inode *inode);
-int f2fs_getattr(struct user_namespace *mnt_userns, const struct path *path,
+int f2fs_getattr(struct mnt_idmap *idmap, const struct path *path,
struct kstat *stat, u32 request_mask, unsigned int flags);
-int f2fs_setattr(struct user_namespace *mnt_userns, struct dentry *dentry,
+int f2fs_setattr(struct mnt_idmap *idmap, struct dentry *dentry,
struct iattr *attr);
int f2fs_truncate_hole(struct inode *inode, pgoff_t pg_start, pgoff_t pg_end);
void f2fs_truncate_data_blocks_range(struct dnode_of_data *dn, int count);
int f2fs_precache_extents(struct inode *inode);
int f2fs_fileattr_get(struct dentry *dentry, struct fileattr *fa);
-int f2fs_fileattr_set(struct user_namespace *mnt_userns,
+int f2fs_fileattr_set(struct mnt_idmap *idmap,
struct dentry *dentry, struct fileattr *fa);
long f2fs_ioctl(struct file *filp, unsigned int cmd, unsigned long arg);
long f2fs_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
int f2fs_update_extension_list(struct f2fs_sb_info *sbi, const char *name,
bool hot, bool set);
struct dentry *f2fs_get_parent(struct dentry *child);
-int f2fs_get_tmpfile(struct user_namespace *mnt_userns, struct inode *dir,
+int f2fs_get_tmpfile(struct mnt_idmap *idmap, struct inode *dir,
struct inode **new_inode);
/*
void f2fs_destroy_bioset(void);
int f2fs_init_bio_entry_cache(void);
void f2fs_destroy_bio_entry_cache(void);
- void f2fs_submit_bio(struct f2fs_sb_info *sbi,
- struct bio *bio, enum page_type type);
+ void f2fs_submit_read_bio(struct f2fs_sb_info *sbi, struct bio *bio,
+ enum page_type type);
int f2fs_init_write_merge_io(struct f2fs_sb_info *sbi);
void f2fs_submit_merged_write(struct f2fs_sb_info *sbi, enum page_type type);
void f2fs_submit_merged_write_cond(struct f2fs_sb_info *sbi,
void f2fs_update_data_blkaddr(struct dnode_of_data *dn, block_t blkaddr);
int f2fs_reserve_new_blocks(struct dnode_of_data *dn, blkcnt_t count);
int f2fs_reserve_new_block(struct dnode_of_data *dn);
- int f2fs_get_block(struct dnode_of_data *dn, pgoff_t index);
+ int f2fs_get_block_locked(struct dnode_of_data *dn, pgoff_t index);
int f2fs_reserve_block(struct dnode_of_data *dn, pgoff_t index);
struct page *f2fs_get_read_data_page(struct inode *inode, pgoff_t index,
blk_opf_t op_flags, bool for_write, pgoff_t *next_pgofs);
struct page *f2fs_get_new_data_page(struct inode *inode,
struct page *ipage, pgoff_t index, bool new_i_size);
int f2fs_do_write_data_page(struct f2fs_io_info *fio);
- void f2fs_do_map_lock(struct f2fs_sb_info *sbi, int flag, bool lock);
- int f2fs_map_blocks(struct inode *inode, struct f2fs_map_blocks *map,
- int create, int flag);
+ int f2fs_map_blocks(struct inode *inode, struct f2fs_map_blocks *map, int flag);
int f2fs_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
u64 start, u64 len);
int f2fs_encrypt_one_page(struct f2fs_io_info *fio);
/*
* extent_cache.c
*/
+ bool sanity_check_extent_cache(struct inode *inode);
struct rb_entry *f2fs_lookup_rb_tree(struct rb_root_cached *root,
struct rb_entry *cached_re, unsigned int ofs);
struct rb_node **f2fs_lookup_rb_tree_ext(struct f2fs_sb_info *sbi,
void f2fs_init_read_extent_tree(struct inode *inode, struct page *ipage);
bool f2fs_lookup_read_extent_cache(struct inode *inode, pgoff_t pgofs,
struct extent_info *ei);
+ bool f2fs_lookup_read_extent_cache_block(struct inode *inode, pgoff_t index,
+ block_t *blkaddr);
void f2fs_update_read_extent_cache(struct dnode_of_data *dn);
void f2fs_update_read_extent_cache_range(struct dnode_of_data *dn,
pgoff_t fofs, block_t blkaddr, unsigned int len);
int f2fs_truncate_partial_cluster(struct inode *inode, u64 from, bool lock);
void f2fs_compress_write_end_io(struct bio *bio, struct page *page);
bool f2fs_is_compress_backend_ready(struct inode *inode);
- int f2fs_init_compress_mempool(void);
+ int __init f2fs_init_compress_mempool(void);
void f2fs_destroy_compress_mempool(void);
void f2fs_decompress_cluster(struct decompress_io_ctx *dic, bool in_task);
void f2fs_end_read_compressed_page(struct page *page, bool failed,
WARN_ON_ONCE(1);
return ERR_PTR(-EINVAL);
}
- static inline int f2fs_init_compress_mempool(void) { return 0; }
+ static inline int __init f2fs_init_compress_mempool(void) { return 0; }
static inline void f2fs_destroy_compress_mempool(void) { }
static inline void f2fs_decompress_cluster(struct decompress_io_ctx *dic,
bool in_task) { }
if ((F2FS_I(inode)->i_compress_algorithm == COMPRESS_LZ4 ||
F2FS_I(inode)->i_compress_algorithm == COMPRESS_ZSTD) &&
F2FS_OPTION(sbi).compress_level)
- F2FS_I(inode)->i_compress_flag |=
- F2FS_OPTION(sbi).compress_level <<
- COMPRESS_LEVEL_OFFSET;
+ F2FS_I(inode)->i_compress_level =
+ F2FS_OPTION(sbi).compress_level;
F2FS_I(inode)->i_flags |= F2FS_COMPR_FL;
set_inode_flag(inode, FI_COMPRESSED_FILE);
stat_inc_compr_inode(inode);
if (need_alloc) {
/* block allocation */
- f2fs_do_map_lock(sbi, F2FS_GET_BLOCK_PRE_AIO, true);
set_new_dnode(&dn, inode, NULL, NULL, 0);
- err = f2fs_get_block(&dn, page->index);
- f2fs_do_map_lock(sbi, F2FS_GET_BLOCK_PRE_AIO, false);
+ err = f2fs_get_block_locked(&dn, page->index);
}
#ifdef CONFIG_F2FS_FS_COMPRESSION
* for OPU case, during fsync(), node can be persisted before
* data when lower device doesn't support write barrier, result
* in data corruption after SPO.
- * So for strict fsync mode, force to use atomic write sematics
+ * So for strict fsync mode, force to use atomic write semantics
* to keep write order in between data/node and last node to
* avoid potential data corruption.
*/
fofs = f2fs_start_bidx_of_node(ofs_of_node(dn->node_page),
dn->inode) + ofs;
f2fs_update_read_extent_cache_range(dn, fofs, 0, len);
- f2fs_update_age_extent_cache_range(dn, fofs, nr_free);
+ f2fs_update_age_extent_cache_range(dn, fofs, len);
dec_valid_block_count(sbi, dn->inode, nr_free);
}
dn->ofs_in_node = ofs;
trace_f2fs_truncate(inode);
- if (time_to_inject(F2FS_I_SB(inode), FAULT_TRUNCATE)) {
- f2fs_show_injection_info(F2FS_I_SB(inode), FAULT_TRUNCATE);
+ if (time_to_inject(F2FS_I_SB(inode), FAULT_TRUNCATE))
return -EIO;
- }
err = f2fs_dquot_initialize(inode);
if (err)
return false;
}
-int f2fs_getattr(struct user_namespace *mnt_userns, const struct path *path,
+int f2fs_getattr(struct mnt_idmap *idmap, const struct path *path,
struct kstat *stat, u32 request_mask, unsigned int query_flags)
{
struct inode *inode = d_inode(path->dentry);
STATX_ATTR_NODUMP |
STATX_ATTR_VERITY);
- generic_fillattr(mnt_userns, inode, stat);
+ generic_fillattr(idmap, inode, stat);
/* we need to show initial sectors used for inline_data/dentries */
if ((S_ISREG(inode->i_mode) && f2fs_has_inline_data(inode)) ||
}
#ifdef CONFIG_F2FS_FS_POSIX_ACL
-static void __setattr_copy(struct user_namespace *mnt_userns,
+static void __setattr_copy(struct mnt_idmap *idmap,
struct inode *inode, const struct iattr *attr)
{
unsigned int ia_valid = attr->ia_valid;
- i_uid_update(mnt_userns, attr, inode);
- i_gid_update(mnt_userns, attr, inode);
+ i_uid_update(idmap, attr, inode);
+ i_gid_update(idmap, attr, inode);
if (ia_valid & ATTR_ATIME)
inode->i_atime = attr->ia_atime;
if (ia_valid & ATTR_MTIME)
inode->i_ctime = attr->ia_ctime;
if (ia_valid & ATTR_MODE) {
umode_t mode = attr->ia_mode;
- vfsgid_t vfsgid = i_gid_into_vfsgid(mnt_userns, inode);
+ vfsgid_t vfsgid = i_gid_into_vfsgid(idmap, inode);
if (!vfsgid_in_group_p(vfsgid) &&
- !capable_wrt_inode_uidgid(mnt_userns, inode, CAP_FSETID))
+ !capable_wrt_inode_uidgid(idmap, inode, CAP_FSETID))
mode &= ~S_ISGID;
set_acl_inode(inode, mode);
}
#define __setattr_copy setattr_copy
#endif
-int f2fs_setattr(struct user_namespace *mnt_userns, struct dentry *dentry,
+int f2fs_setattr(struct mnt_idmap *idmap, struct dentry *dentry,
struct iattr *attr)
{
struct inode *inode = d_inode(dentry);
!f2fs_is_compress_backend_ready(inode))
return -EOPNOTSUPP;
- err = setattr_prepare(mnt_userns, dentry, attr);
+ err = setattr_prepare(idmap, dentry, attr);
if (err)
return err;
if (err)
return err;
- if (is_quota_modification(mnt_userns, inode, attr)) {
+ if (is_quota_modification(idmap, inode, attr)) {
err = f2fs_dquot_initialize(inode);
if (err)
return err;
}
- if (i_uid_needs_update(mnt_userns, attr, inode) ||
- i_gid_needs_update(mnt_userns, attr, inode)) {
+ if (i_uid_needs_update(idmap, attr, inode) ||
+ i_gid_needs_update(idmap, attr, inode)) {
f2fs_lock_op(F2FS_I_SB(inode));
- err = dquot_transfer(mnt_userns, inode, attr);
+ err = dquot_transfer(idmap, inode, attr);
if (err) {
set_sbi_flag(F2FS_I_SB(inode),
SBI_QUOTA_NEED_REPAIR);
* update uid/gid under lock_op(), so that dquot and inode can
* be updated atomically.
*/
- i_uid_update(mnt_userns, attr, inode);
- i_gid_update(mnt_userns, attr, inode);
+ i_uid_update(idmap, attr, inode);
+ i_gid_update(idmap, attr, inode);
f2fs_mark_inode_dirty_sync(inode, true);
f2fs_unlock_op(F2FS_I_SB(inode));
}
spin_unlock(&F2FS_I(inode)->i_size_lock);
}
- __setattr_copy(mnt_userns, inode, attr);
+ __setattr_copy(idmap, inode, attr);
if (attr->ia_valid & ATTR_MODE) {
- err = posix_acl_chmod(mnt_userns, dentry, f2fs_get_inode_mode(inode));
+ err = posix_acl_chmod(idmap, dentry, f2fs_get_inode_mode(inode));
if (is_inode_flag_set(inode, FI_ACL_MODE)) {
if (!err)
return 0;
}
- static int punch_hole(struct inode *inode, loff_t offset, loff_t len)
+ static int f2fs_punch_hole(struct inode *inode, loff_t offset, loff_t len)
{
pgoff_t pg_start, pg_end;
loff_t off_start, off_end;
}
f2fs_update_read_extent_cache_range(dn, start, 0, index - start);
+ f2fs_update_age_extent_cache_range(dn, start, index - start);
return ret;
}
return ret;
}
- static int expand_inode_data(struct inode *inode, loff_t offset,
+ static int f2fs_expand_inode_data(struct inode *inode, loff_t offset,
loff_t len, int mode)
{
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
.err_gc_skipped = true,
.nr_free_secs = 0 };
pgoff_t pg_start, pg_end;
- loff_t new_size = i_size_read(inode);
+ loff_t new_size;
loff_t off_end;
block_t expanded = 0;
int err;
f2fs_unlock_op(sbi);
map.m_seg_type = CURSEG_COLD_DATA_PINNED;
- err = f2fs_map_blocks(inode, &map, 1, F2FS_GET_BLOCK_PRE_DIO);
+ err = f2fs_map_blocks(inode, &map, F2FS_GET_BLOCK_PRE_DIO);
file_dont_truncate(inode);
f2fs_up_write(&sbi->pin_sem);
map.m_len = expanded;
} else {
- err = f2fs_map_blocks(inode, &map, 1, F2FS_GET_BLOCK_PRE_AIO);
+ err = f2fs_map_blocks(inode, &map, F2FS_GET_BLOCK_PRE_AIO);
expanded = map.m_len;
}
out_err:
return -EOPNOTSUPP;
/*
- * Pinned file should not support partial trucation since the block
+ * Pinned file should not support partial truncation since the block
* can be used by applications.
*/
if ((f2fs_compressed_file(inode) || f2fs_is_pinned_file(inode)) &&
if (offset >= inode->i_size)
goto out;
- ret = punch_hole(inode, offset, len);
+ ret = f2fs_punch_hole(inode, offset, len);
} else if (mode & FALLOC_FL_COLLAPSE_RANGE) {
ret = f2fs_collapse_range(inode, offset, len);
} else if (mode & FALLOC_FL_ZERO_RANGE) {
} else if (mode & FALLOC_FL_INSERT_RANGE) {
ret = f2fs_insert_range(inode, offset, len);
} else {
- ret = expand_inode_data(inode, offset, len, mode);
+ ret = f2fs_expand_inode_data(inode, offset, len, mode);
}
if (!ret) {
static int f2fs_release_file(struct inode *inode, struct file *filp)
{
/*
- * f2fs_relase_file is called at every close calls. So we should
+ * f2fs_release_file is called at every close calls. So we should
* not drop any inmemory pages by close called by other process.
*/
if (!(filp->f_mode & FMODE_WRITE) ||
atomic_read(&inode->i_writecount) != 1)
return 0;
+ inode_lock(inode);
f2fs_abort_atomic_write(inode, true);
+ inode_unlock(inode);
+
return 0;
}
* until all the writers close its file. Since this should be done
* before dropping file lock, it needs to do in ->flush.
*/
- if (F2FS_I(inode)->atomic_write_task == current)
+ if (F2FS_I(inode)->atomic_write_task == current &&
+ (current->flags & PF_EXITING)) {
+ inode_lock(inode);
f2fs_abort_atomic_write(inode, true);
+ inode_unlock(inode);
+ }
+
return 0;
}
static int f2fs_ioc_start_atomic_write(struct file *filp, bool truncate)
{
struct inode *inode = file_inode(filp);
- struct user_namespace *mnt_userns = file_mnt_user_ns(filp);
+ struct mnt_idmap *idmap = file_mnt_idmap(filp);
struct f2fs_inode_info *fi = F2FS_I(inode);
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
struct inode *pinode;
loff_t isize;
int ret;
- if (!inode_owner_or_capable(mnt_userns, inode))
+ if (!inode_owner_or_capable(idmap, inode))
return -EACCES;
if (!S_ISREG(inode->i_mode))
goto out;
}
- /* Create a COW inode for atomic write */
- pinode = f2fs_iget(inode->i_sb, fi->i_pino);
- if (IS_ERR(pinode)) {
- f2fs_up_write(&fi->i_gc_rwsem[WRITE]);
- ret = PTR_ERR(pinode);
- goto out;
- }
+ /* Check if the inode already has a COW inode */
+ if (fi->cow_inode == NULL) {
+ /* Create a COW inode for atomic write */
+ pinode = f2fs_iget(inode->i_sb, fi->i_pino);
+ if (IS_ERR(pinode)) {
+ f2fs_up_write(&fi->i_gc_rwsem[WRITE]);
+ ret = PTR_ERR(pinode);
+ goto out;
+ }
- ret = f2fs_get_tmpfile(idmap, pinode, &fi->cow_inode);
- iput(pinode);
- if (ret) {
- f2fs_up_write(&fi->i_gc_rwsem[WRITE]);
- goto out;
- ret = f2fs_get_tmpfile(mnt_userns, pinode, &fi->cow_inode);
++ ret = f2fs_get_tmpfile(idmap, pinode, &fi->cow_inode);
+ iput(pinode);
+ if (ret) {
+ f2fs_up_write(&fi->i_gc_rwsem[WRITE]);
+ goto out;
+ }
+
+ set_inode_flag(fi->cow_inode, FI_COW_FILE);
+ clear_inode_flag(fi->cow_inode, FI_INLINE_DATA);
+ } else {
+ /* Reuse the already created COW inode */
+ f2fs_do_truncate_blocks(fi->cow_inode, 0, true);
}
f2fs_write_inode(inode, NULL);
stat_inc_atomic_inode(inode);
set_inode_flag(inode, FI_ATOMIC_FILE);
- set_inode_flag(fi->cow_inode, FI_COW_FILE);
- clear_inode_flag(fi->cow_inode, FI_INLINE_DATA);
isize = i_size_read(inode);
fi->original_i_size = isize;
static int f2fs_ioc_commit_atomic_write(struct file *filp)
{
struct inode *inode = file_inode(filp);
- struct user_namespace *mnt_userns = file_mnt_user_ns(filp);
+ struct mnt_idmap *idmap = file_mnt_idmap(filp);
int ret;
- if (!inode_owner_or_capable(mnt_userns, inode))
+ if (!inode_owner_or_capable(idmap, inode))
return -EACCES;
ret = mnt_want_write_file(filp);
static int f2fs_ioc_abort_atomic_write(struct file *filp)
{
struct inode *inode = file_inode(filp);
- struct user_namespace *mnt_userns = file_mnt_user_ns(filp);
+ struct mnt_idmap *idmap = file_mnt_idmap(filp);
int ret;
- if (!inode_owner_or_capable(mnt_userns, inode))
+ if (!inode_owner_or_capable(idmap, inode))
return -EACCES;
ret = mnt_want_write_file(filp);
{
struct inode *inode = file_inode(filp);
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
+ u8 encrypt_pw_salt[16];
int err;
if (!f2fs_sb_has_encrypt(sbi))
goto out_err;
}
got_it:
- if (copy_to_user((__u8 __user *)arg, sbi->raw_super->encrypt_pw_salt,
- 16))
- err = -EFAULT;
+ memcpy(encrypt_pw_salt, sbi->raw_super->encrypt_pw_salt, 16);
out_err:
f2fs_up_write(&sbi->sb_lock);
mnt_drop_write_file(filp);
+
+ if (!err && copy_to_user((__u8 __user *)arg, encrypt_pw_salt, 16))
+ err = -EFAULT;
+
return err;
}
return __f2fs_ioc_gc_range(filp, &range);
}
- static int f2fs_ioc_write_checkpoint(struct file *filp, unsigned long arg)
+ static int f2fs_ioc_write_checkpoint(struct file *filp)
{
struct inode *inode = file_inode(filp);
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
*/
while (map.m_lblk < pg_end) {
map.m_len = pg_end - map.m_lblk;
- err = f2fs_map_blocks(inode, &map, 0, F2FS_GET_BLOCK_DEFAULT);
+ err = f2fs_map_blocks(inode, &map, F2FS_GET_BLOCK_DEFAULT);
if (err)
goto out;
do_map:
map.m_len = pg_end - map.m_lblk;
- err = f2fs_map_blocks(inode, &map, 0, F2FS_GET_BLOCK_DEFAULT);
+ err = f2fs_map_blocks(inode, &map, F2FS_GET_BLOCK_DEFAULT);
if (err)
goto clear_out;
return 0;
}
-int f2fs_fileattr_set(struct user_namespace *mnt_userns,
+int f2fs_fileattr_set(struct mnt_idmap *idmap,
struct dentry *dentry, struct fileattr *fa)
{
struct inode *inode = d_inode(dentry);
map.m_len = end - map.m_lblk;
f2fs_down_write(&fi->i_gc_rwsem[WRITE]);
- err = f2fs_map_blocks(inode, &map, 0, F2FS_GET_BLOCK_PRECACHE);
+ err = f2fs_map_blocks(inode, &map, F2FS_GET_BLOCK_PRECACHE);
f2fs_up_write(&fi->i_gc_rwsem[WRITE]);
if (err)
return err;
return 0;
}
- static int f2fs_ioc_precache_extents(struct file *filp, unsigned long arg)
+ static int f2fs_ioc_precache_extents(struct file *filp)
{
return f2fs_precache_extents(file_inode(filp));
}
goto out;
}
- if (inode->i_size != 0) {
+ if (F2FS_HAS_BLOCKS(inode)) {
ret = -EFBIG;
goto out;
}
return ret;
}
- static int f2fs_ioc_decompress_file(struct file *filp, unsigned long arg)
+ static int f2fs_ioc_decompress_file(struct file *filp)
{
struct inode *inode = file_inode(filp);
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
return ret;
}
- static int f2fs_ioc_compress_file(struct file *filp, unsigned long arg)
+ static int f2fs_ioc_compress_file(struct file *filp)
{
struct inode *inode = file_inode(filp);
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
case F2FS_IOC_GARBAGE_COLLECT_RANGE:
return f2fs_ioc_gc_range(filp, arg);
case F2FS_IOC_WRITE_CHECKPOINT:
- return f2fs_ioc_write_checkpoint(filp, arg);
+ return f2fs_ioc_write_checkpoint(filp);
case F2FS_IOC_DEFRAGMENT:
return f2fs_ioc_defragment(filp, arg);
case F2FS_IOC_MOVE_RANGE:
case F2FS_IOC_SET_PIN_FILE:
return f2fs_ioc_set_pin_file(filp, arg);
case F2FS_IOC_PRECACHE_EXTENTS:
- return f2fs_ioc_precache_extents(filp, arg);
+ return f2fs_ioc_precache_extents(filp);
case F2FS_IOC_RESIZE_FS:
return f2fs_ioc_resize_fs(filp, arg);
case FS_IOC_ENABLE_VERITY:
case F2FS_IOC_SET_COMPRESS_OPTION:
return f2fs_ioc_set_compress_option(filp, arg);
case F2FS_IOC_DECOMPRESS_FILE:
- return f2fs_ioc_decompress_file(filp, arg);
+ return f2fs_ioc_decompress_file(filp);
case F2FS_IOC_COMPRESS_FILE:
- return f2fs_ioc_compress_file(filp, arg);
+ return f2fs_ioc_compress_file(filp);
default:
return -ENOTTY;
}
return ret;
}
+ static void f2fs_trace_rw_file_path(struct kiocb *iocb, size_t count, int rw)
+ {
+ struct inode *inode = file_inode(iocb->ki_filp);
+ char *buf, *path;
+
+ buf = f2fs_kmalloc(F2FS_I_SB(inode), PATH_MAX, GFP_KERNEL);
+ if (!buf)
+ return;
+ path = dentry_path_raw(file_dentry(iocb->ki_filp), buf, PATH_MAX);
+ if (IS_ERR(path))
+ goto free_buf;
+ if (rw == WRITE)
+ trace_f2fs_datawrite_start(inode, iocb->ki_pos, count,
+ current->pid, path, current->comm);
+ else
+ trace_f2fs_dataread_start(inode, iocb->ki_pos, count,
+ current->pid, path, current->comm);
+ free_buf:
+ kfree(buf);
+ }
+
static ssize_t f2fs_file_read_iter(struct kiocb *iocb, struct iov_iter *to)
{
struct inode *inode = file_inode(iocb->ki_filp);
if (!f2fs_is_compress_backend_ready(inode))
return -EOPNOTSUPP;
- if (trace_f2fs_dataread_start_enabled()) {
- char *p = f2fs_kmalloc(F2FS_I_SB(inode), PATH_MAX, GFP_KERNEL);
- char *path;
-
- if (!p)
- goto skip_read_trace;
+ if (trace_f2fs_dataread_start_enabled())
+ f2fs_trace_rw_file_path(iocb, iov_iter_count(to), READ);
- path = dentry_path_raw(file_dentry(iocb->ki_filp), p, PATH_MAX);
- if (IS_ERR(path)) {
- kfree(p);
- goto skip_read_trace;
- }
-
- trace_f2fs_dataread_start(inode, pos, iov_iter_count(to),
- current->pid, path, current->comm);
- kfree(p);
- }
- skip_read_trace:
if (f2fs_should_use_dio(inode, iocb, to)) {
ret = f2fs_dio_read_iter(iocb, to);
} else {
flag = F2FS_GET_BLOCK_PRE_AIO;
}
- ret = f2fs_map_blocks(inode, &map, 1, flag);
+ ret = f2fs_map_blocks(inode, &map, flag);
/* -ENOSPC|-EDQUOT are fine to report the number of allocated blocks. */
if (ret < 0 && !((ret == -ENOSPC || ret == -EDQUOT) && map.m_len > 0))
return ret;
if (preallocated < 0) {
ret = preallocated;
} else {
- if (trace_f2fs_datawrite_start_enabled()) {
- char *p = f2fs_kmalloc(F2FS_I_SB(inode),
- PATH_MAX, GFP_KERNEL);
- char *path;
-
- if (!p)
- goto skip_write_trace;
- path = dentry_path_raw(file_dentry(iocb->ki_filp),
- p, PATH_MAX);
- if (IS_ERR(path)) {
- kfree(p);
- goto skip_write_trace;
- }
- trace_f2fs_datawrite_start(inode, orig_pos, orig_count,
- current->pid, path, current->comm);
- kfree(p);
- }
- skip_write_trace:
+ if (trace_f2fs_datawrite_start_enabled())
+ f2fs_trace_rw_file_path(iocb, orig_count, WRITE);
+
/* Do the actual write. */
ret = dio ?
f2fs_dio_write_iter(iocb, from, &may_need_sync) :
case F2FS_IOC32_MOVE_RANGE:
return f2fs_compat_ioc_move_range(file, arg);
case F2FS_IOC_START_ATOMIC_WRITE:
+ case F2FS_IOC_START_ATOMIC_REPLACE:
case F2FS_IOC_COMMIT_ATOMIC_WRITE:
case F2FS_IOC_START_VOLATILE_WRITE:
case F2FS_IOC_RELEASE_VOLATILE_WRITE:
file_set_hot(inode);
}
-static struct inode *f2fs_new_inode(struct user_namespace *mnt_userns,
+static struct inode *f2fs_new_inode(struct mnt_idmap *idmap,
struct inode *dir, umode_t mode,
const char *name)
{
nid_free = true;
- inode_init_owner(mnt_userns, inode, dir, mode);
+ inode_init_owner(idmap, inode, dir, mode);
inode->i_ino = ino;
inode->i_blocks = 0;
(F2FS_I(dir)->i_flags & F2FS_PROJINHERIT_FL))
F2FS_I(inode)->i_projid = F2FS_I(dir)->i_projid;
else
- F2FS_I(inode)->i_projid = make_kprojid(mnt_userns,
+ F2FS_I(inode)->i_projid = make_kprojid(&init_user_ns,
F2FS_DEF_PROJID);
err = fscrypt_prepare_new_inode(dir, inode, &encrypt);
return ERR_PTR(err);
}
-static int f2fs_create(struct user_namespace *mnt_userns, struct inode *dir,
+static int f2fs_create(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, umode_t mode, bool excl)
{
struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
if (err)
return err;
- inode = f2fs_new_inode(mnt_userns, dir, mode, dentry->d_name.name);
+ inode = f2fs_new_inode(idmap, dir, mode, dentry->d_name.name);
if (IS_ERR(inode))
return PTR_ERR(inode);
return link;
}
-static int f2fs_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+static int f2fs_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *symname)
{
struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
if (err)
return err;
- inode = f2fs_new_inode(mnt_userns, dir, S_IFLNK | S_IRWXUGO, NULL);
+ inode = f2fs_new_inode(idmap, dir, S_IFLNK | S_IRWXUGO, NULL);
if (IS_ERR(inode))
return PTR_ERR(inode);
return err;
}
-static int f2fs_mkdir(struct user_namespace *mnt_userns, struct inode *dir,
+static int f2fs_mkdir(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, umode_t mode)
{
struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
if (err)
return err;
- inode = f2fs_new_inode(mnt_userns, dir, S_IFDIR | mode, NULL);
+ inode = f2fs_new_inode(idmap, dir, S_IFDIR | mode, NULL);
if (IS_ERR(inode))
return PTR_ERR(inode);
return -ENOTEMPTY;
}
-static int f2fs_mknod(struct user_namespace *mnt_userns, struct inode *dir,
+static int f2fs_mknod(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, umode_t mode, dev_t rdev)
{
struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
if (err)
return err;
- inode = f2fs_new_inode(mnt_userns, dir, mode, NULL);
+ inode = f2fs_new_inode(idmap, dir, mode, NULL);
if (IS_ERR(inode))
return PTR_ERR(inode);
return err;
}
-static int __f2fs_tmpfile(struct user_namespace *mnt_userns, struct inode *dir,
+static int __f2fs_tmpfile(struct mnt_idmap *idmap, struct inode *dir,
struct file *file, umode_t mode, bool is_whiteout,
struct inode **new_inode)
{
if (err)
return err;
- inode = f2fs_new_inode(mnt_userns, dir, mode, NULL);
+ inode = f2fs_new_inode(idmap, dir, mode, NULL);
if (IS_ERR(inode))
return PTR_ERR(inode);
return err;
}
-static int f2fs_tmpfile(struct user_namespace *mnt_userns, struct inode *dir,
+static int f2fs_tmpfile(struct mnt_idmap *idmap, struct inode *dir,
struct file *file, umode_t mode)
{
struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
if (!f2fs_is_checkpoint_ready(sbi))
return -ENOSPC;
- err = __f2fs_tmpfile(mnt_userns, dir, file, mode, false, NULL);
+ err = __f2fs_tmpfile(idmap, dir, file, mode, false, NULL);
return finish_open_simple(file, err);
}
-static int f2fs_create_whiteout(struct user_namespace *mnt_userns,
+static int f2fs_create_whiteout(struct mnt_idmap *idmap,
struct inode *dir, struct inode **whiteout)
{
- if (unlikely(f2fs_cp_error(F2FS_I_SB(dir))))
- return -EIO;
-
- return __f2fs_tmpfile(mnt_userns, dir, NULL,
+ return __f2fs_tmpfile(idmap, dir, NULL,
S_IFCHR | WHITEOUT_MODE, true, whiteout);
}
-int f2fs_get_tmpfile(struct user_namespace *mnt_userns, struct inode *dir,
+int f2fs_get_tmpfile(struct mnt_idmap *idmap, struct inode *dir,
struct inode **new_inode)
{
- return __f2fs_tmpfile(mnt_userns, dir, NULL, S_IFREG, false, new_inode);
+ return __f2fs_tmpfile(idmap, dir, NULL, S_IFREG, false, new_inode);
}
-static int f2fs_rename(struct user_namespace *mnt_userns, struct inode *old_dir,
+static int f2fs_rename(struct mnt_idmap *idmap, struct inode *old_dir,
struct dentry *old_dentry, struct inode *new_dir,
struct dentry *new_dentry, unsigned int flags)
{
/*
* If new_inode is null, the below renaming flow will
- * add a link in old_dir which can conver inline_dir.
+ * add a link in old_dir which can convert inline_dir.
* After then, if we failed to get the entry due to other
* reasons like ENOMEM, we had to remove the new entry.
* Instead of adding such the error handling routine, let's
}
if (flags & RENAME_WHITEOUT) {
- err = f2fs_create_whiteout(mnt_userns, old_dir, &whiteout);
+ err = f2fs_create_whiteout(idmap, old_dir, &whiteout);
if (err)
return err;
}
return err;
}
-static int f2fs_rename2(struct user_namespace *mnt_userns,
+static int f2fs_rename2(struct mnt_idmap *idmap,
struct inode *old_dir, struct dentry *old_dentry,
struct inode *new_dir, struct dentry *new_dentry,
unsigned int flags)
* VFS has already handled the new dentry existence case,
* here, we just deal with "RENAME_NOREPLACE" as regular rename.
*/
- return f2fs_rename(mnt_userns, old_dir, old_dentry,
+ return f2fs_rename(idmap, old_dir, old_dentry,
new_dir, new_dentry, flags);
}
return target;
}
-static int f2fs_encrypted_symlink_getattr(struct user_namespace *mnt_userns,
+static int f2fs_encrypted_symlink_getattr(struct mnt_idmap *idmap,
const struct path *path,
struct kstat *stat, u32 request_mask,
unsigned int query_flags)
{
- f2fs_getattr(mnt_userns, path, stat, request_mask, query_flags);
+ f2fs_getattr(idmap, path, stat, request_mask, query_flags);
return fscrypt_symlink_getattr(path, stat);
}
static struct page *last_fsync_dnode(struct f2fs_sb_info *sbi, nid_t ino)
{
pgoff_t index;
- struct pagevec pvec;
+ struct folio_batch fbatch;
struct page *last_page = NULL;
- int nr_pages;
+ int nr_folios;
- pagevec_init(&pvec);
+ folio_batch_init(&fbatch);
index = 0;
- while ((nr_pages = pagevec_lookup_tag(&pvec, NODE_MAPPING(sbi), &index,
- PAGECACHE_TAG_DIRTY))) {
+ while ((nr_folios = filemap_get_folios_tag(NODE_MAPPING(sbi), &index,
+ (pgoff_t)-1, PAGECACHE_TAG_DIRTY,
+ &fbatch))) {
int i;
- for (i = 0; i < nr_pages; i++) {
- struct page *page = pvec.pages[i];
+ for (i = 0; i < nr_folios; i++) {
+ struct page *page = &fbatch.folios[i]->page;
if (unlikely(f2fs_cp_error(sbi))) {
f2fs_put_page(last_page, 0);
- pagevec_release(&pvec);
+ folio_batch_release(&fbatch);
return ERR_PTR(-EIO);
}
last_page = page;
unlock_page(page);
}
- pagevec_release(&pvec);
+ folio_batch_release(&fbatch);
cond_resched();
}
return last_page;
.op_flags = wbc_to_write_flags(wbc),
.page = page,
.encrypted_page = NULL,
- .submitted = false,
+ .submitted = 0,
.io_type = io_type,
.io_wbc = wbc,
};
}
set_page_writeback(page);
- ClearPageError(page);
fio.old_blkaddr = ni.blk_addr;
f2fs_do_write_node_page(nid, &fio);
unsigned int *seq_id)
{
pgoff_t index;
- struct pagevec pvec;
+ struct folio_batch fbatch;
int ret = 0;
struct page *last_page = NULL;
bool marked = false;
nid_t ino = inode->i_ino;
- int nr_pages;
+ int nr_folios;
int nwritten = 0;
if (atomic) {
return PTR_ERR_OR_ZERO(last_page);
}
retry:
- pagevec_init(&pvec);
+ folio_batch_init(&fbatch);
index = 0;
- while ((nr_pages = pagevec_lookup_tag(&pvec, NODE_MAPPING(sbi), &index,
- PAGECACHE_TAG_DIRTY))) {
+ while ((nr_folios = filemap_get_folios_tag(NODE_MAPPING(sbi), &index,
+ (pgoff_t)-1, PAGECACHE_TAG_DIRTY,
+ &fbatch))) {
int i;
- for (i = 0; i < nr_pages; i++) {
- struct page *page = pvec.pages[i];
+ for (i = 0; i < nr_folios; i++) {
+ struct page *page = &fbatch.folios[i]->page;
bool submitted = false;
if (unlikely(f2fs_cp_error(sbi))) {
f2fs_put_page(last_page, 0);
- pagevec_release(&pvec);
+ folio_batch_release(&fbatch);
ret = -EIO;
goto out;
}
break;
}
}
- pagevec_release(&pvec);
+ folio_batch_release(&fbatch);
cond_resched();
if (ret || marked)
void f2fs_flush_inline_data(struct f2fs_sb_info *sbi)
{
pgoff_t index = 0;
- struct pagevec pvec;
- int nr_pages;
+ struct folio_batch fbatch;
+ int nr_folios;
- pagevec_init(&pvec);
+ folio_batch_init(&fbatch);
- while ((nr_pages = pagevec_lookup_tag(&pvec,
- NODE_MAPPING(sbi), &index, PAGECACHE_TAG_DIRTY))) {
+ while ((nr_folios = filemap_get_folios_tag(NODE_MAPPING(sbi), &index,
+ (pgoff_t)-1, PAGECACHE_TAG_DIRTY,
+ &fbatch))) {
int i;
- for (i = 0; i < nr_pages; i++) {
- struct page *page = pvec.pages[i];
+ for (i = 0; i < nr_folios; i++) {
+ struct page *page = &fbatch.folios[i]->page;
if (!IS_DNODE(page))
continue;
}
unlock_page(page);
}
- pagevec_release(&pvec);
+ folio_batch_release(&fbatch);
cond_resched();
}
}
bool do_balance, enum iostat_type io_type)
{
pgoff_t index;
- struct pagevec pvec;
+ struct folio_batch fbatch;
int step = 0;
int nwritten = 0;
int ret = 0;
- int nr_pages, done = 0;
+ int nr_folios, done = 0;
- pagevec_init(&pvec);
+ folio_batch_init(&fbatch);
next_step:
index = 0;
- while (!done && (nr_pages = pagevec_lookup_tag(&pvec,
- NODE_MAPPING(sbi), &index, PAGECACHE_TAG_DIRTY))) {
+ while (!done && (nr_folios = filemap_get_folios_tag(NODE_MAPPING(sbi),
+ &index, (pgoff_t)-1, PAGECACHE_TAG_DIRTY,
+ &fbatch))) {
int i;
- for (i = 0; i < nr_pages; i++) {
- struct page *page = pvec.pages[i];
+ for (i = 0; i < nr_folios; i++) {
+ struct page *page = &fbatch.folios[i]->page;
bool submitted = false;
/* give a priority to WB_SYNC threads */
if (--wbc->nr_to_write == 0)
break;
}
- pagevec_release(&pvec);
+ folio_batch_release(&fbatch);
cond_resched();
if (wbc->nr_to_write == 0) {
spin_unlock_irqrestore(&sbi->fsync_node_lock, flags);
f2fs_wait_on_page_writeback(page, NODE, true, false);
- if (TestClearPageError(page))
- ret = -EIO;
put_page(page);
struct f2fs_nm_info *nm_i = NM_I(sbi);
struct free_nid *i = NULL;
retry:
- if (time_to_inject(sbi, FAULT_ALLOC_NID)) {
- f2fs_show_injection_info(sbi, FAULT_ALLOC_NID);
+ if (time_to_inject(sbi, FAULT_ALLOC_NID))
return false;
- }
spin_lock(&nm_i->nid_list_lock);
opt, err);
return -EINVAL;
}
- err = fscrypt_add_test_dummy_key(sb, policy);
- if (err) {
- f2fs_warn(sbi, "Error adding test dummy encryption key [%d]",
- err);
- return err;
- }
f2fs_warn(sbi, "Test dummy encryption mode enabled");
return 0;
}
* zone alignment optimization. This is optional for host-aware
* devices, but mandatory for host-managed zoned block devices.
*/
- #ifndef CONFIG_BLK_DEV_ZONED
- if (f2fs_sb_has_blkzoned(sbi)) {
- f2fs_err(sbi, "Zoned block device support is not enabled");
- return -EINVAL;
- }
- #endif
if (f2fs_sb_has_blkzoned(sbi)) {
+ #ifdef CONFIG_BLK_DEV_ZONED
if (F2FS_OPTION(sbi).discard_unit !=
DISCARD_UNIT_SECTION) {
f2fs_info(sbi, "Zoned block device doesn't need small discard, set discard_unit=section by default");
F2FS_OPTION(sbi).discard_unit =
DISCARD_UNIT_SECTION;
}
+ #else
+ f2fs_err(sbi, "Zoned block device support is not enabled");
+ return -EINVAL;
+ #endif
}
#ifdef CONFIG_F2FS_FS_COMPRESSION
}
if (test_opt(sbi, DISABLE_CHECKPOINT) && f2fs_lfs_mode(sbi)) {
- f2fs_err(sbi, "LFS not compatible with checkpoint=disable");
+ f2fs_err(sbi, "LFS is not compatible with checkpoint=disable");
return -EINVAL;
}
if (test_opt(sbi, ATGC) && f2fs_lfs_mode(sbi)) {
- f2fs_err(sbi, "LFS not compatible with ATGC");
+ f2fs_err(sbi, "LFS is not compatible with ATGC");
return -EINVAL;
}
{
struct f2fs_inode_info *fi;
- if (time_to_inject(F2FS_SB(sb), FAULT_SLAB_ALLOC)) {
- f2fs_show_injection_info(F2FS_SB(sb), FAULT_SLAB_ALLOC);
+ if (time_to_inject(F2FS_SB(sb), FAULT_SLAB_ALLOC))
return NULL;
- }
fi = alloc_inode_sb(sb, f2fs_inode_cachep, GFP_F2FS_ZERO);
if (!fi)
atomic_inc(&inode->i_count);
spin_unlock(&inode->i_lock);
- f2fs_abort_atomic_write(inode, true);
-
/* should remain fi->extent_tree for writepage */
f2fs_destroy_extent_node(inode);
{
struct f2fs_sb_info *sbi = F2FS_SB(sb);
int i;
- bool dropped;
+ bool done;
/* unregister procfs/sysfs entries in advance to avoid race case */
f2fs_unregister_sysfs(sbi);
}
/* be sure to wait for any on-going discard commands */
- dropped = f2fs_issue_discard_timeout(sbi);
-
- if (f2fs_realtime_discard_enable(sbi) && !sbi->discard_blks && !dropped) {
+ done = f2fs_issue_discard_timeout(sbi);
+ if (f2fs_realtime_discard_enable(sbi) && !sbi->discard_blks && done) {
struct cp_control cpc = {
.reason = CP_UMOUNT | CP_TRIMMED,
};
if (test_opt(sbi, GC_MERGE))
seq_puts(seq, ",gc_merge");
+ else
+ seq_puts(seq, ",nogc_merge");
if (test_opt(sbi, DISABLE_ROLL_FORWARD))
seq_puts(seq, ",disable_roll_forward");
if (test_opt(sbi, NORECOVERY))
seq_puts(seq, ",norecovery");
- if (test_opt(sbi, DISCARD))
+ if (test_opt(sbi, DISCARD)) {
seq_puts(seq, ",discard");
- else
+ if (F2FS_OPTION(sbi).discard_unit == DISCARD_UNIT_BLOCK)
+ seq_printf(seq, ",discard_unit=%s", "block");
+ else if (F2FS_OPTION(sbi).discard_unit == DISCARD_UNIT_SEGMENT)
+ seq_printf(seq, ",discard_unit=%s", "segment");
+ else if (F2FS_OPTION(sbi).discard_unit == DISCARD_UNIT_SECTION)
+ seq_printf(seq, ",discard_unit=%s", "section");
+ } else {
seq_puts(seq, ",nodiscard");
+ }
if (test_opt(sbi, NOHEAP))
seq_puts(seq, ",no_heap");
else
if (test_opt(sbi, ATGC))
seq_puts(seq, ",atgc");
- if (F2FS_OPTION(sbi).discard_unit == DISCARD_UNIT_BLOCK)
- seq_printf(seq, ",discard_unit=%s", "block");
- else if (F2FS_OPTION(sbi).discard_unit == DISCARD_UNIT_SEGMENT)
- seq_printf(seq, ",discard_unit=%s", "segment");
- else if (F2FS_OPTION(sbi).discard_unit == DISCARD_UNIT_SECTION)
- seq_printf(seq, ",discard_unit=%s", "section");
-
if (F2FS_OPTION(sbi).memory_mode == MEMORY_MODE_NORMAL)
seq_printf(seq, ",memory=%s", "normal");
else if (F2FS_OPTION(sbi).memory_mode == MEMORY_MODE_LOW)
}
}
#endif
+ if (f2fs_lfs_mode(sbi) && !IS_F2FS_IPU_DISABLE(sbi)) {
+ err = -EINVAL;
+ f2fs_warn(sbi, "LFS is not compatible with IPU");
+ goto restore_opts;
+ }
+
/* disallow enable atgc dynamically */
if (no_atgc == !!test_opt(sbi, ATGC)) {
err = -EINVAL;
int f2fs_dquot_initialize(struct inode *inode)
{
- if (time_to_inject(F2FS_I_SB(inode), FAULT_DQUOT_INIT)) {
- f2fs_show_injection_info(F2FS_I_SB(inode), FAULT_DQUOT_INIT);
+ if (time_to_inject(F2FS_I_SB(inode), FAULT_DQUOT_INIT))
return -ESRCH;
- }
return dquot_initialize(inode);
}
if (f2fs_block_unit_discard(sbi))
SM_I(sbi)->dcc_info->discard_granularity =
MIN_DISCARD_GRANULARITY;
- SM_I(sbi)->ipu_policy = 1 << F2FS_IPU_FORCE |
- 1 << F2FS_IPU_HONOR_OPU_WRITE;
+ if (!f2fs_lfs_mode(sbi))
+ SM_I(sbi)->ipu_policy = BIT(F2FS_IPU_FORCE) |
+ BIT(F2FS_IPU_HONOR_OPU_WRITE);
}
sbi->readdir_ra = true;
size_t n = min_t(size_t, count,
PAGE_SIZE - offset_in_page(pos));
struct page *page;
- void *fsdata;
+ void *fsdata = NULL;
int res;
res = aops->write_begin(NULL, mapping, pos, n, &page, &fsdata);
}
static int f2fs_write_merkle_tree_block(struct inode *inode, const void *buf,
- u64 index, int log_blocksize)
+ u64 pos, unsigned int size)
{
- loff_t pos = f2fs_verity_metadata_pos(inode) + (index << log_blocksize);
+ pos += f2fs_verity_metadata_pos(inode);
- return pagecache_write(inode, buf, 1 << log_blocksize, pos);
+ return pagecache_write(inode, buf, size, pos);
}
const struct fsverity_operations f2fs_verityops = {
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