export all symbols defined in usb-common into the namespace USB_COMMON, add a
line like this to drivers/usb/common/Makefile::
- ccflags-y += -DDEFAULT_SYMBOL_NAMESPACE=USB_COMMON
+ ccflags-y += -DDEFAULT_SYMBOL_NAMESPACE='"USB_COMMON"'
That will affect all EXPORT_SYMBOL() and EXPORT_SYMBOL_GPL() statements. A
symbol exported with EXPORT_SYMBOL_NS() while this definition is present, will
unit as preprocessor statement. The above example would then read::
#undef DEFAULT_SYMBOL_NAMESPACE
- #define DEFAULT_SYMBOL_NAMESPACE USB_COMMON
+ #define DEFAULT_SYMBOL_NAMESPACE "USB_COMMON"
within the corresponding compilation unit before any EXPORT_SYMBOL macro is
used.
dei nomi USB_COMMON, si può aggiungere la seguente linea in
drivers/usb/common/Makefile::
- ccflags-y += -DDEFAULT_SYMBOL_NAMESPACE=USB_COMMON
+ ccflags-y += -DDEFAULT_SYMBOL_NAMESPACE='"USB_COMMON"'
Questo cambierà tutte le macro EXPORT_SYMBOL() ed EXPORT_SYMBOL_GPL(). Invece,
un simbolo esportato con EXPORT_SYMBOL_NS() non verrà cambiato e il simbolo
direttamente nei file da compilare. L'esempio precedente diventerebbe::
#undef DEFAULT_SYMBOL_NAMESPACE
- #define DEFAULT_SYMBOL_NAMESPACE USB_COMMON
+ #define DEFAULT_SYMBOL_NAMESPACE "USB_COMMON"
Questo va messo prima di un qualsiasi uso di EXPORT_SYMBOL.
子系统的 ``Makefile`` 中定义默认命名空间。例如,如果要将usb-common中定义的所有符号导
出到USB_COMMON命名空间,可以在drivers/usb/common/Makefile中添加这样一行::
- ccflags-y += -DDEFAULT_SYMBOL_NAMESPACE=USB_COMMON
+ ccflags-y += -DDEFAULT_SYMBOL_NAMESPACE='"USB_COMMON"'
这将影响所有 EXPORT_SYMBOL() 和 EXPORT_SYMBOL_GPL() 语句。当这个定义存在时,
用EXPORT_SYMBOL_NS()导出的符号仍然会被导出到作为命名空间参数传递的命名空间中,
成::
#undef DEFAULT_SYMBOL_NAMESPACE
- #define DEFAULT_SYMBOL_NAMESPACE USB_COMMON
+ #define DEFAULT_SYMBOL_NAMESPACE "USB_COMMON"
应置于相关编译单元中任何 EXPORT_SYMBOL 宏之前
# Copyright (C) 2022-2023, Advanced Micro Devices, Inc.
#
-ccflags-y += -DDEFAULT_SYMBOL_NAMESPACE=CDX_BUS
+ccflags-y += -DDEFAULT_SYMBOL_NAMESPACE='"CDX_BUS"'
obj-$(CONFIG_CDX_BUS) += cdx.o controller/
# Makefile for IAA crypto device drivers
#
-ccflags-y += -I $(srctree)/drivers/dma/idxd -DDEFAULT_SYMBOL_NAMESPACE=IDXD
+ccflags-y += -I $(srctree)/drivers/dma/idxd -DDEFAULT_SYMBOL_NAMESPACE='"IDXD"'
obj-$(CONFIG_CRYPTO_DEV_IAA_CRYPTO) := iaa_crypto.o
# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_CRYPTO_DEV_QAT) += intel_qat.o
-ccflags-y += -DDEFAULT_SYMBOL_NAMESPACE=CRYPTO_QAT
+ccflags-y += -DDEFAULT_SYMBOL_NAMESPACE='"CRYPTO_QAT"'
intel_qat-objs := adf_cfg.o \
adf_isr.o \
adf_ctl_drv.o \
-ccflags-y += -DDEFAULT_SYMBOL_NAMESPACE=IDXD
+ccflags-y += -DDEFAULT_SYMBOL_NAMESPACE='"IDXD"'
obj-$(CONFIG_INTEL_IDXD_BUS) += idxd_bus.o
idxd_bus-y := bus.o
#include "gpio-idio-16.h"
-#define DEFAULT_SYMBOL_NAMESPACE GPIO_IDIO_16
+#define DEFAULT_SYMBOL_NAMESPACE "GPIO_IDIO_16"
#define IDIO_16_DAT_BASE 0x0
#define IDIO_16_OUT_BASE IDIO_16_DAT_BASE
#include "nct6775.h"
#undef DEFAULT_SYMBOL_NAMESPACE
-#define DEFAULT_SYMBOL_NAMESPACE HWMON_NCT6775
+#define DEFAULT_SYMBOL_NAMESPACE "HWMON_NCT6775"
#define USE_ALTERNATE
#include <linux/types.h>
#include <linux/units.h>
-#define DEFAULT_SYMBOL_NAMESPACE I2C_DW_COMMON
+#define DEFAULT_SYMBOL_NAMESPACE "I2C_DW_COMMON"
#include "i2c-designware-core.h"
#include <linux/regmap.h>
#include <linux/reset.h>
-#define DEFAULT_SYMBOL_NAMESPACE I2C_DW
+#define DEFAULT_SYMBOL_NAMESPACE "I2C_DW"
#include "i2c-designware-core.h"
#include <linux/pm_runtime.h>
#include <linux/regmap.h>
-#define DEFAULT_SYMBOL_NAMESPACE I2C_DW
+#define DEFAULT_SYMBOL_NAMESPACE "I2C_DW"
#include "i2c-designware-core.h"
* Copyright (C) 2011-2012 Avionic Design GmbH
*/
-#define DEFAULT_SYMBOL_NAMESPACE PWM
+#define DEFAULT_SYMBOL_NAMESPACE "PWM"
#include <linux/acpi.h>
#include <linux/module.h>
* Author: Raymond Tan <raymond.tan@intel.com>
*/
-#define DEFAULT_SYMBOL_NAMESPACE dwc_pwm
+#define DEFAULT_SYMBOL_NAMESPACE "dwc_pwm"
#include <linux/bitops.h>
#include <linux/export.h>
#include <linux/pm_runtime.h>
#include <linux/time.h>
-#define DEFAULT_SYMBOL_NAMESPACE PWM_LPSS
+#define DEFAULT_SYMBOL_NAMESPACE "PWM_LPSS"
#include "pwm-lpss.h"
*/
#undef DEFAULT_SYMBOL_NAMESPACE
-#define DEFAULT_SYMBOL_NAMESPACE SERIAL_NXP_SC16IS7XX
+#define DEFAULT_SYMBOL_NAMESPACE "SERIAL_NXP_SC16IS7XX"
#include <linux/bits.h>
#include <linux/clk.h>
ccflags-y := -I $(srctree)/drivers/scsi
-ccflags-y += -DDEFAULT_SYMBOL_NAMESPACE=USB_STORAGE
+ccflags-y += -DDEFAULT_SYMBOL_NAMESPACE='"USB_STORAGE"'
obj-$(CONFIG_USB_UAS) += uas.o
obj-$(CONFIG_USB_STORAGE) += usb-storage.o
#endif
#ifdef DEFAULT_SYMBOL_NAMESPACE
-#define _EXPORT_SYMBOL(sym, license) __EXPORT_SYMBOL(sym, license, __stringify(DEFAULT_SYMBOL_NAMESPACE))
+#define _EXPORT_SYMBOL(sym, license) __EXPORT_SYMBOL(sym, license, DEFAULT_SYMBOL_NAMESPACE)
#else
#define _EXPORT_SYMBOL(sym, license) __EXPORT_SYMBOL(sym, license, "")
#endif