The patch titled
gcov: architecture specific compile flag adjustments fix
has been added to the -mm tree. Its filename is
gcov-architecture-specific-compile-flag-adjustments-fix.patch
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------------------------------------------------------
Subject: gcov: architecture specific compile flag adjustments fix
From: Peter Oberparleiter <peter.oberparleiter@xxxxxxxxxx>
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 <peter.oberparleiter@xxxxxxxxxx>
Cc: Russell King <rmk@xxxxxxxxxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Andi Kleen <andi@xxxxxxxxxxxxxx>
Cc: Sam Ravnborg <sam@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/powerpc/kernel/vdso32/Makefile | 1 +
arch/powerpc/kernel/vdso64/Makefile | 1 +
2 files changed, 2 insertions(+)
diff -puN arch/powerpc/kernel/vdso32/Makefile~gcov-architecture-specific-compile-flag-adjustments-fix arch/powerpc/kernel/vdso32/Makefile
--- a/arch/powerpc/kernel/vdso32/Makefile~gcov-architecture-specific-compile-flag-adjustments-fix
+++ 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-fix arch/powerpc/kernel/vdso64/Makefile
--- a/arch/powerpc/kernel/vdso64/Makefile~gcov-architecture-specific-compile-flag-adjustments-fix
+++ 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
_
Patches currently in -mm which might be from peter.oberparleiter@xxxxxxxxxx are
linux-next.patch
kernel-call-constructors.patch
kernel-introduce-gcc_version_lower-macro.patch
kbuild-delay-object-file-renaming-during-module-versioning.patch
seq_file-add-function-to-write-binary-data.patch
gcov-add-gcov-profiling-infrastructure.patch
kbuild-make-source-and-include-paths-absolute.patch
gcov-architecture-specific-compile-flag-adjustments.patch
gcov-architecture-specific-compile-flag-adjustments-fix.patch
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