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From: Ingo Molnar <mingo@kernel.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: linux-kernel@vger.kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Andrew Morton <akpm@linux-foundation.org>
Subject: [GIT PULL] x86/build change for v3.6
Date: Sun, 22 Jul 2012 15:44:51 +0200	[thread overview]
Message-ID: <20120722134451.GA7099@gmail.com> (raw)

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)

             reply	other threads:[~2012-07-22 13:44 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-22 13:44 Ingo Molnar [this message]
2012-07-22 13:58 ` [GIT PULL] x86/build change for v3.6 Kirill A. Shutemov
2012-07-22 14:22   ` Ingo Molnar
2012-07-23  9:35     ` Kirill A. Shutemov
2012-07-25 20:15     ` Sam Ravnborg
2012-07-25 20:18       ` H. Peter Anvin
2012-07-26  6:55       ` Ingo Molnar
2012-07-29 20:42         ` Sam Ravnborg

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