SRCARCH := sparc
endif
- # Additional ARCH settings for sh
- ifeq ($(ARCH),sh64)
- SRCARCH := sh
- endif
-
export cross_compiling :=
ifneq ($(SRCARCH),$(SUBARCH))
cross_compiling := 1
KBUILD_CFLAGS += -mno-global-merge
else
- # These warnings generated too much noise in a regular build.
- # Use make W=1 to enable them (see scripts/Makefile.extrawarn)
- KBUILD_CFLAGS += -Wno-unused-but-set-variable
-
# Warn about unmarked fall-throughs in switch statement.
# Disabled for clang while comment to attribute conversion happens and
# https://github.com/ClangBuiltLinux/linux/issues/636 is discussed.
KBUILD_CFLAGS += $(call cc-option,-Wimplicit-fallthrough,)
endif
+ # These warnings generated too much noise in a regular build.
+ # Use make W=1 to enable them (see scripts/Makefile.extrawarn)
+ KBUILD_CFLAGS += $(call cc-disable-warning, unused-but-set-variable)
+
KBUILD_CFLAGS += $(call cc-disable-warning, unused-const-variable)
ifdef CONFIG_FRAME_POINTER
KBUILD_CFLAGS += -fno-omit-frame-pointer -fno-optimize-sibling-calls
archprepare: outputmakefile archheaders archscripts scripts include/config/kernel.release \
asm-generic $(version_h) $(autoksyms_h) include/generated/utsrelease.h \
- include/generated/autoconf.h
+ include/generated/autoconf.h remove-stale-files
prepare0: archprepare
$(Q)$(MAKE) $(build)=scripts/mod
# All the preparing..
prepare: prepare0 prepare-objtool prepare-resolve_btfids
+ PHONY += remove-stale-files
+ remove-stale-files:
+ $(Q)$(srctree)/scripts/remove-stale-files
+
# Support for using generic headers in asm-generic
asm-generic := -f $(srctree)/scripts/Makefile.asm-generic obj
debian snap tar-install \
.config .config.old .version \
Module.symvers \
- signing_key.pem signing_key.priv signing_key.x509 \
- x509.genkey extra_certificates signing_key.x509.keyid \
- signing_key.x509.signer vmlinux-gdb.py \
+ certs/signing_key.pem certs/signing_key.x509 \
+ certs/x509.genkey \
+ vmlinux-gdb.py \
*.spec
- # Directories & files removed with 'make distclean'
- DISTCLEAN_FILES += tags TAGS cscope* GPATH GTAGS GRTAGS GSYMS
-
# clean - Delete most, but leave enough to build external modules
#
clean: rm-files := $(CLEAN_FILES)
# distclean
#
- distclean: rm-files := $(wildcard $(DISTCLEAN_FILES))
-
PHONY += distclean
distclean: mrproper
- $(call cmd,rmfiles)
- @find $(srctree) $(RCS_FIND_IGNORE) \
+ @find . $(RCS_FIND_IGNORE) \
\( -name '*.orig' -o -name '*.rej' -o -name '*~' \
-o -name '*.bak' -o -name '#*#' -o -name '*%' \
- -o -name 'core' \) \
+ -o -name 'core' -o -name tags -o -name TAGS -o -name 'cscope*' \
+ -o -name GPATH -o -name GRTAGS -o -name GSYMS -o -name GTAGS \) \
-type f -print | xargs rm -f
# When building external modules the kernel used as basis is considered
# read-only, and no consistency checks are made and the make
# system is not used on the basis kernel. If updates are required
- # in the basis kernel ordinary make commands (without M=...) must
- # be used.
- #
- # The following are the only valid targets when building external
- # modules.
- # make M=dir clean Delete all automatically generated files
- # make M=dir modules Make all modules in specified dir
- # make M=dir Same as 'make M=dir modules'
- # make M=dir modules_install
- # Install the modules built in the module directory
- # Assumes install directory is already created
+ # in the basis kernel ordinary make commands (without M=...) must be used.
# We are always building only modules.
KBUILD_BUILTIN :=
$(foreach o, $(libfdt_objs) atags_to_fdt.o fdt_check_mem_start.o, \
$(eval CFLAGS_$(o) := -I $(srctree)/scripts/dtc/libfdt -fno-stack-protector))
- # These were previously generated C files. When you are building the kernel
- # with O=, make sure to remove the stale files in the output tree. Otherwise,
- # the build system wrongly compiles the stale ones.
- ifdef building_out_of_srctree
- $(shell rm -f $(addprefix $(obj)/, fdt_rw.c fdt_ro.c fdt_wip.c fdt.c))
- endif
-
targets := vmlinux vmlinux.lds piggy_data piggy.o \
lib1funcs.o ashldi3.o bswapsdi2.o \
head.o $(OBJS)
# Supply kernel BSS size to the decompressor via a linker symbol.
KBSS_SZ = $(shell echo $$(($$($(NM) $(obj)/../../../../vmlinux | \
- sed -n -e 's/^\([^ ]*\) [AB] __bss_start$$/-0x\1/p' \
- -e 's/^\([^ ]*\) [AB] __bss_stop$$/+0x\1/p') )) )
+ sed -n -e 's/^\([^ ]*\) [ABD] __bss_start$$/-0x\1/p' \
+ -e 's/^\([^ ]*\) [ABD] __bss_stop$$/+0x\1/p') )) )
LDFLAGS_vmlinux = --defsym _kernel_bss_size=$(KBSS_SZ)
# Supply ZRELADDR to the decompressor via a linker symbol.
ifneq ($(CONFIG_AUTO_ZRELADDR),y)
#define _LINUX_KERNEL_H
#include <stdarg.h>
+#include <linux/align.h>
#include <linux/limits.h>
#include <linux/linkage.h>
#include <linux/stddef.h>
*/
#define REPEAT_BYTE(x) ((~0ul / 0xff) * (x))
-/* @a is a power of 2 value */
-#define ALIGN(x, a) __ALIGN_KERNEL((x), (a))
-#define ALIGN_DOWN(x, a) __ALIGN_KERNEL((x) - ((a) - 1), (a))
-#define __ALIGN_MASK(x, mask) __ALIGN_KERNEL_MASK((x), (mask))
-#define PTR_ALIGN(p, a) ((typeof(p))ALIGN((unsigned long)(p), (a)))
-#define PTR_ALIGN_DOWN(p, a) ((typeof(p))ALIGN_DOWN((unsigned long)(p), (a)))
-#define IS_ALIGNED(x, a) (((x) & ((typeof(x))(a) - 1)) == 0)
-
/* generic data direction definitions */
#define READ 0
#define WRITE 1
*/
#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr))
+ #define PTR_IF(cond, ptr) ((cond) ? (ptr) : NULL)
+
#define u64_to_user_ptr(x) ( \
{ \
typecheck(u64, (x)); \
# force flags for this arch
$ld .= " -m shlelf_linux";
if ($endian eq "big") {
- $objcopy .= " -O elf32-shbig-linux";
+ $objcopy .= " -O elf32-shbig-linux";
} else {
- $objcopy .= " -O elf32-sh-linux";
+ $objcopy .= " -O elf32-sh-linux";
}
} elsif ($arch eq "powerpc") {
$ldemulation = "lppc"
}
if ($bits == 64) {
- $type = ".quad";
- $cc .= " -m64 ";
- $ld .= " -m elf64".$ldemulation." ";
+ $type = ".quad";
+ $cc .= " -m64 ";
+ $ld .= " -m elf64".$ldemulation." ";
} else {
- $cc .= " -m32 ";
- $ld .= " -m elf32".$ldemulation." ";
+ $cc .= " -m32 ";
+ $ld .= " -m elf32".$ldemulation." ";
}
} elsif ($arch eq "arm") {
$type = "data8";
if ($is_module eq "0") {
- $cc .= " -mconstant-gp";
+ $cc .= " -mconstant-gp";
}
} elsif ($arch eq "sparc64") {
# In the objdump output there are giblets like:
$mcount_regex = "^\\s*([0-9a-fA-F]+):.*\\s_mcount\$";
} elsif ($arch eq "riscv") {
$function_regex = "^([0-9a-fA-F]+)\\s+<([^.0-9][0-9a-zA-Z_\\.]+)>:";
- $mcount_regex = "^\\s*([0-9a-fA-F]+):\\sR_RISCV_CALL\\s_mcount\$";
+ $mcount_regex = "^\\s*([0-9a-fA-F]+):\\sR_RISCV_CALL(_PLT)?\\s_?mcount\$";
$type = ".quad";
$alignment = 2;
} elsif ($arch eq "nds32") {
#
# Step 2: find the sections and mcount call sites
#
- open(IN, "LANG=C $objdump -hdr $inputfile|") || die "error running $objdump";
+ open(IN, "LC_ALL=C $objdump -hdr $inputfile|") || die "error running $objdump";
my $text;
$read_function = defined($text_sections{$1});
if (!$read_function) {
foreach my $prefix (keys %text_section_prefixes) {
- if (substr($1, 0, length $prefix) eq $prefix) {
- $read_function = 1;
- last;
- }
+ if (substr($1, 0, length $prefix) eq $prefix) {
+ $read_function = 1;
+ last;
+ }
}
}
# print out any recorded offsets
`$rm $mcount_o $mcount_s`;
exit(0);
+
+# vim: softtabstop=4