| From | Andi Kleen <> | Subject | [PATCH 40/74] lto, powerpc: Disable LTO for the powerpc VDSO | Date | Sat, 18 Aug 2012 19:56:36 -0700 |
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From: Andi Kleen <ak@linux.intel.com>
VDSO does not play well with LTO, so just disable it.
(note that powerpc will likely need more changes for LTO, this was just from grep)
Cc: benh@kernel.crashing.org Signed-off-by: Andi Kleen <ak@linux.intel.com> --- arch/powerpc/kernel/vdso32/Makefile | 2 +- arch/powerpc/kernel/vdso64/Makefile | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/kernel/vdso32/Makefile b/arch/powerpc/kernel/vdso32/Makefile index 53e6c9b..8cc88bf 100644 --- a/arch/powerpc/kernel/vdso32/Makefile +++ b/arch/powerpc/kernel/vdso32/Makefile @@ -16,7 +16,7 @@ obj-vdso32 := $(addprefix $(obj)/, $(obj-vdso32)) GCOV_PROFILE := n -ccflags-y := -shared -fno-common -fno-builtin +ccflags-y := -shared -fno-common -fno-builtin $(DISABLE_LTO) ccflags-y += -nostdlib -Wl,-soname=linux-vdso32.so.1 \ $(call cc-ldoption, -Wl$(comma)--hash-style=sysv) asflags-y := -D__VDSO32__ -s diff --git a/arch/powerpc/kernel/vdso64/Makefile b/arch/powerpc/kernel/vdso64/Makefile index effca94..5bca644 100644 --- a/arch/powerpc/kernel/vdso64/Makefile +++ b/arch/powerpc/kernel/vdso64/Makefile @@ -9,7 +9,7 @@ obj-vdso64 := $(addprefix $(obj)/, $(obj-vdso64)) GCOV_PROFILE := n -ccflags-y := -shared -fno-common -fno-builtin +ccflags-y := -shared -fno-common -fno-builtin $(DISABLE_LTO) ccflags-y += -nostdlib -Wl,-soname=linux-vdso64.so.1 \ $(call cc-ldoption, -Wl$(comma)--hash-style=sysv) asflags-y := -D__VDSO64__ -s -- 1.7.7.6
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