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x86: add safe_smp_processor_id for x86_64

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Preperatory patch to allow crash_32/64.c merging

Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Hiroshi Shimamoto 2007-10-19 18:23:02 -07:00 committed by Thomas Gleixner
parent 9b7711f083
commit 92f98b19bc
1 changed files with 2 additions and 0 deletions
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include/asm-x86/smp_64.h
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@ -76,6 +76,8 @@ extern unsigned __cpuinitdata disabled_cpus;
#endif /* CONFIG_SMP */
#define safe_smp_processor_id() smp_processor_id()
static inline int hard_smp_processor_id(void)
{
/* we don't want to mark this access volatile - bad code generation */