diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-02-28 10:37:06 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-02-28 10:37:06 -0800 |
commit | 58f02db466900003b801bdfdeddc4d96ce42b7d5 (patch) | |
tree | 3aec1f9f4aa147fde3facfe6c5f893ac667ce737 /arch/x86/include/asm/smp.h | |
parent | 43a834d86c136b31ef6ad796725eb474a55a908d (diff) | |
parent | cb19060abfdecac0d1eb2d2f0e7d6b7a3f8bc4f4 (diff) |
Merge branch 'x86-cpu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-cpu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
x86, cacheinfo: Enable L3 CID only on AMD
x86, cacheinfo: Remove NUMA dependency, fix for AMD Fam10h rev D1
x86, cpu: Print AMD virtualization features in /proc/cpuinfo
x86, cacheinfo: Calculate L3 indices
x86, cacheinfo: Add cache index disable sysfs attrs only to L3 caches
x86, cacheinfo: Fix disabling of L3 cache indices
intel-agp: Switch to wbinvd_on_all_cpus
x86, lib: Add wbinvd smp helpers
Diffstat (limited to 'arch/x86/include/asm/smp.h')
-rw-r--r-- | arch/x86/include/asm/smp.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/x86/include/asm/smp.h b/arch/x86/include/asm/smp.h index 1e796782cd7..4cfc9082406 100644 --- a/arch/x86/include/asm/smp.h +++ b/arch/x86/include/asm/smp.h @@ -135,6 +135,8 @@ int native_cpu_disable(void); void native_cpu_die(unsigned int cpu); void native_play_dead(void); void play_dead_common(void); +void wbinvd_on_cpu(int cpu); +int wbinvd_on_all_cpus(void); void native_send_call_func_ipi(const struct cpumask *mask); void native_send_call_func_single_ipi(int cpu); @@ -147,6 +149,13 @@ static inline int num_booting_cpus(void) { return cpumask_weight(cpu_callout_mask); } +#else /* !CONFIG_SMP */ +#define wbinvd_on_cpu(cpu) wbinvd() +static inline int wbinvd_on_all_cpus(void) +{ + wbinvd(); + return 0; +} #endif /* CONFIG_SMP */ extern unsigned disabled_cpus __cpuinitdata; |