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author | Ingo Molnar <mingo@elte.hu> | 2009-08-15 18:55:58 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-08-15 18:56:13 +0200 |
commit | fa08661af834875c9bd6f7f0b1b9388dc72a6585 (patch) | |
tree | c381fcfcfeb38515bfa93445c80ad9231343414d /arch/x86/include/asm/irqflags.h | |
parent | 240ebbf81f149b11a31e060ebe5ee51a3c775360 (diff) | |
parent | 64f1607ffbbc772685733ea63e6f7f4183df1b16 (diff) | |
download | kernel_samsung_smdk4412-fa08661af834875c9bd6f7f0b1b9388dc72a6585.zip kernel_samsung_smdk4412-fa08661af834875c9bd6f7f0b1b9388dc72a6585.tar.gz kernel_samsung_smdk4412-fa08661af834875c9bd6f7f0b1b9388dc72a6585.tar.bz2 |
Merge commit 'v2.6.31-rc6' into core/rcu
Merge reason: the branch was on pre-rc1 .30, update to latest.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/include/asm/irqflags.h')
-rw-r--r-- | arch/x86/include/asm/irqflags.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/x86/include/asm/irqflags.h b/arch/x86/include/asm/irqflags.h index 2bdab21..c6ccbe7 100644 --- a/arch/x86/include/asm/irqflags.h +++ b/arch/x86/include/asm/irqflags.h @@ -12,9 +12,15 @@ static inline unsigned long native_save_fl(void) { unsigned long flags; + /* + * Note: this needs to be "=r" not "=rm", because we have the + * stack offset from what gcc expects at the time the "pop" is + * executed, and so a memory reference with respect to the stack + * would end up using the wrong address. + */ asm volatile("# __raw_save_flags\n\t" "pushf ; pop %0" - : "=g" (flags) + : "=r" (flags) : /* no input */ : "memory"); |