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authorArjan van de Ven <arjan@infradead.org>2009-10-23 07:31:01 -0700
committerIngo Molnar <mingo@elte.hu>2009-10-23 16:35:23 +0200
commit14a3f40aafacde1dfd6912327ae14df4baf10304 (patch)
tree66b27a9db33d35e4cd2909b35d21cc36f239aaa6 /arch/x86/Makefile
parent02dd0a0613e0d84c7dd8315e3fe6204d005b7c79 (diff)
downloadlinux-14a3f40aafacde1dfd6912327ae14df4baf10304.tar.bz2
x86: Remove STACKPROTECTOR_ALL
STACKPROTECTOR_ALL has a really high overhead (runtime and stack footprint) and is not really worth it protection wise (the normal STACKPROTECTOR is in effect for all functions with buffers already), so lets just remove the option entirely. Reported-by: Dave Jones <davej@redhat.com> Reported-by: Chuck Ebbert <cebbert@redhat.com> Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Cc: Eric Sandeen <sandeen@redhat.com> LKML-Reference: <20091023073101.3dce4ebb@infradead.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/Makefile')
-rw-r--r--arch/x86/Makefile1
1 files changed, 0 insertions, 1 deletions
diff --git a/arch/x86/Makefile b/arch/x86/Makefile
index a012ee8ef803..d2d24c9ee64d 100644
--- a/arch/x86/Makefile
+++ b/arch/x86/Makefile
@@ -76,7 +76,6 @@ ifdef CONFIG_CC_STACKPROTECTOR
cc_has_sp := $(srctree)/scripts/gcc-x86_$(BITS)-has-stack-protector.sh
ifeq ($(shell $(CONFIG_SHELL) $(cc_has_sp) $(CC) $(biarch)),y)
stackp-y := -fstack-protector
- stackp-$(CONFIG_CC_STACKPROTECTOR_ALL) += -fstack-protector-all
KBUILD_CFLAGS += $(stackp-y)
else
$(warning stack protector enabled but no compiler support)