From: Peter Oberparleiter Exclude code from profiling which is not linked to the main kernel or which is running in a context not compatible with the assumptions made by gcc's profiling code. Signed-off-by: Peter Oberparleiter Cc: Sam Ravnborg Cc: Rusty Russell Signed-off-by: Andrew Morton --- arch/arm/boot/compressed/Makefile | 1 + arch/powerpc/kernel/vdso32/Makefile | 1 + arch/powerpc/kernel/vdso64/Makefile | 1 + arch/ppc/boot/Makefile | 1 + arch/ppc/boot/common/Makefile | 1 + arch/ppc/boot/simple/Makefile | 1 + arch/x86/boot/Makefile | 1 + arch/x86/boot/compressed/Makefile | 1 + arch/x86/kernel/acpi/realmode/Makefile | 1 + 9 files changed, 9 insertions(+) diff -puN arch/arm/boot/compressed/Makefile~gcov-architecture-specific-compile-flag-adjustments arch/arm/boot/compressed/Makefile --- a/arch/arm/boot/compressed/Makefile~gcov-architecture-specific-compile-flag-adjustments +++ a/arch/arm/boot/compressed/Makefile @@ -7,6 +7,7 @@ HEAD = head.o OBJS = misc.o FONTC = $(srctree)/drivers/video/console/font_acorn_8x8.c +GCOV := n # # Architecture dependencies diff -puN arch/powerpc/kernel/vdso32/Makefile~gcov-architecture-specific-compile-flag-adjustments arch/powerpc/kernel/vdso32/Makefile --- a/arch/powerpc/kernel/vdso32/Makefile~gcov-architecture-specific-compile-flag-adjustments +++ a/arch/powerpc/kernel/vdso32/Makefile @@ -17,6 +17,7 @@ EXTRA_CFLAGS := -shared -fno-common -fno EXTRA_CFLAGS += -nostdlib -Wl,-soname=linux-vdso32.so.1 \ $(call ld-option, -Wl$(comma)--hash-style=sysv) EXTRA_AFLAGS := -D__VDSO32__ -s +GCOV := n obj-y += vdso32_wrapper.o extra-y += vdso32.lds diff -puN arch/powerpc/kernel/vdso64/Makefile~gcov-architecture-specific-compile-flag-adjustments arch/powerpc/kernel/vdso64/Makefile --- a/arch/powerpc/kernel/vdso64/Makefile~gcov-architecture-specific-compile-flag-adjustments +++ a/arch/powerpc/kernel/vdso64/Makefile @@ -11,6 +11,7 @@ EXTRA_CFLAGS := -shared -fno-common -fno EXTRA_CFLAGS += -nostdlib -Wl,-soname=linux-vdso64.so.1 \ $(call ld-option, -Wl$(comma)--hash-style=sysv) EXTRA_AFLAGS := -D__VDSO64__ -s +GCOV := n obj-y += vdso64_wrapper.o extra-y += vdso64.lds diff -puN arch/ppc/boot/Makefile~gcov-architecture-specific-compile-flag-adjustments arch/ppc/boot/Makefile --- a/arch/ppc/boot/Makefile~gcov-architecture-specific-compile-flag-adjustments +++ a/arch/ppc/boot/Makefile @@ -16,6 +16,7 @@ # KBUILD_CFLAGS used when building rest of boot (takes effect recursively) KBUILD_CFLAGS += -fno-builtin -D__BOOTER__ -Iarch/$(ARCH)/boot/include HOSTCFLAGS += -Iarch/$(ARCH)/boot/include +GCOV := n BOOT_TARGETS = zImage zImage.initrd znetboot znetboot.initrd diff -puN arch/ppc/boot/common/Makefile~gcov-architecture-specific-compile-flag-adjustments arch/ppc/boot/common/Makefile --- a/arch/ppc/boot/common/Makefile~gcov-architecture-specific-compile-flag-adjustments +++ a/arch/ppc/boot/common/Makefile @@ -5,6 +5,7 @@ # Tom Rini January 2001 # +GCOV := n lib-y := string.o util.o misc-common.o \ serial_stub.o bootinfo.o lib-$(CONFIG_SERIAL_8250_CONSOLE) += ns16550.o diff -puN arch/ppc/boot/simple/Makefile~gcov-architecture-specific-compile-flag-adjustments arch/ppc/boot/simple/Makefile --- a/arch/ppc/boot/simple/Makefile~gcov-architecture-specific-compile-flag-adjustments +++ a/arch/ppc/boot/simple/Makefile @@ -21,6 +21,7 @@ # XXX_memory.o file for this to work, as well as editing the # misc-$(CONFIG_MACHINE) variable. +GCOV := n boot := arch/ppc/boot common := $(boot)/common utils := $(boot)/utils diff -puN arch/x86/boot/Makefile~gcov-architecture-specific-compile-flag-adjustments arch/x86/boot/Makefile --- a/arch/x86/boot/Makefile~gcov-architecture-specific-compile-flag-adjustments +++ a/arch/x86/boot/Makefile @@ -71,6 +71,7 @@ KBUILD_CFLAGS := $(LINUXINCLUDE) -g -Os $(call cc-option, -mpreferred-stack-boundary=2) KBUILD_CFLAGS += $(call cc-option,-m32) KBUILD_AFLAGS := $(KBUILD_CFLAGS) -D__ASSEMBLY__ +GCOV := n $(obj)/zImage: IMAGE_OFFSET := 0x1000 $(obj)/zImage: asflags-y := $(SVGA_MODE) $(RAMDISK) diff -puN arch/x86/boot/compressed/Makefile~gcov-architecture-specific-compile-flag-adjustments arch/x86/boot/compressed/Makefile --- a/arch/x86/boot/compressed/Makefile~gcov-architecture-specific-compile-flag-adjustments +++ a/arch/x86/boot/compressed/Makefile @@ -12,6 +12,7 @@ cflags-$(CONFIG_X86_64) := -mcmodel=smal KBUILD_CFLAGS += $(cflags-y) KBUILD_CFLAGS += $(call cc-option,-ffreestanding) KBUILD_CFLAGS += $(call cc-option,-fno-stack-protector) +GCOV := n KBUILD_AFLAGS := $(KBUILD_CFLAGS) -D__ASSEMBLY__ diff -puN arch/x86/kernel/acpi/realmode/Makefile~gcov-architecture-specific-compile-flag-adjustments arch/x86/kernel/acpi/realmode/Makefile --- a/arch/x86/kernel/acpi/realmode/Makefile~gcov-architecture-specific-compile-flag-adjustments +++ a/arch/x86/kernel/acpi/realmode/Makefile @@ -42,6 +42,7 @@ KBUILD_CFLAGS := $(LINUXINCLUDE) -g -Os $(call cc-option, -mpreferred-stack-boundary=2) KBUILD_CFLAGS += $(call cc-option, -m32) KBUILD_AFLAGS := $(KBUILD_CFLAGS) -D__ASSEMBLY__ +GCOV := n WAKEUP_OBJS = $(addprefix $(obj)/,$(wakeup-y)) _