Messages in this thread Patch in this message |  | | | Date | Sun, 22 Jul 2012 15:44:51 +0200 | | From | Ingo Molnar <> | | Subject | [GIT PULL] x86/build change for v3.6 |
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Linus,
Please pull the latest x86-build-for-linus git tree from:
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-build-for-linus
HEAD: d9b0cde91c60da0ed5f92cdc3ac878142e6b5f27 x86-64, gcc: Use -mpreferred-stack-boundary=3 if supported
Thanks,
Ingo
------------------> H.J. Lu (1): x86-64, gcc: Use -mpreferred-stack-boundary=3 if supported
arch/x86/Makefile | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/x86/Makefile b/arch/x86/Makefile index 1f25214..b0c5276 100644 --- a/arch/x86/Makefile +++ b/arch/x86/Makefile @@ -49,6 +49,9 @@ else KBUILD_AFLAGS += -m64 KBUILD_CFLAGS += -m64 + # Use -mpreferred-stack-boundary=3 if supported. + KBUILD_CFLAGS += $(call cc-option,-mno-sse -mpreferred-stack-boundary=3) + # FIXME - should be integrated in Makefile.cpu (Makefile_32.cpu) cflags-$(CONFIG_MK8) += $(call cc-option,-march=k8) cflags-$(CONFIG_MPSC) += $(call cc-option,-march=nocona)
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