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authorLinus Torvalds <torvalds@linux-foundation.org>2010-10-21 13:06:00 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-21 13:06:00 -0700
commite990c77d06dbacc8e5c5edd2c4a1005d318a4fa6 (patch)
treeda0e56801bc28204ad3e51652d8e0393d7170060 /arch/x86/include
parent2f0384e5fc4766ad909597547d0e2b716c036755 (diff)
parentd7acb92fea932ad2e7846480aeacddc2c03c8485 (diff)
Merge branch 'x86-asm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-asm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86-64, asm: If the assembler supports fxsave64, use it i386: Make kernel_execve() suitable for stack unwinding
Diffstat (limited to 'arch/x86/include')
-rw-r--r--arch/x86/include/asm/i387.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/include/asm/i387.h b/arch/x86/include/asm/i387.h
index a73a8d5a5e69..70f105b352ee 100644
--- a/arch/x86/include/asm/i387.h
+++ b/arch/x86/include/asm/i387.h
@@ -175,7 +175,7 @@ static inline void fpu_fxsave(struct fpu *fpu)
uses any extended registers for addressing, a second REX prefix
will be generated (to the assembler, rex64 followed by semicolon
is a separate instruction), and hence the 64-bitness is lost. */
-#if 0
+#ifdef CONFIG_AS_FXSAVEQ
/* Using "fxsaveq %0" would be the ideal choice, but is only supported
starting with gas 2.16. */
__asm__ __volatile__("fxsaveq %0"