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author | Ingo Molnar <mingo@elte.hu> | 2010-03-09 11:11:53 -0500 |
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committer | Ingo Molnar <mingo@elte.hu> | 2010-03-09 11:11:53 -0500 |
commit | 548b84166917d6f5e2296123b85ad24aecd3801d (patch) | |
tree | 0ab0300e23a02df0fe3c0579627e4998bb122c00 /arch/x86/lib/cache-smp.c | |
parent | cfb581bcd4f8c158c6f2b48bf5e232bb9e6855c0 (diff) | |
parent | 57d54889cd00db2752994b389ba714138652e60c (diff) |
Merge commit 'v2.6.34-rc1' into perf/urgent
Conflicts:
tools/perf/util/probe-event.c
Merge reason: Pick up -rc1 and resolve the conflict as well.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/lib/cache-smp.c')
-rw-r--r-- | arch/x86/lib/cache-smp.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/x86/lib/cache-smp.c b/arch/x86/lib/cache-smp.c new file mode 100644 index 000000000000..a3c668875038 --- /dev/null +++ b/arch/x86/lib/cache-smp.c | |||
@@ -0,0 +1,19 @@ | |||
1 | #include <linux/smp.h> | ||
2 | #include <linux/module.h> | ||
3 | |||
4 | static void __wbinvd(void *dummy) | ||
5 | { | ||
6 | wbinvd(); | ||
7 | } | ||
8 | |||
9 | void wbinvd_on_cpu(int cpu) | ||
10 | { | ||
11 | smp_call_function_single(cpu, __wbinvd, NULL, 1); | ||
12 | } | ||
13 | EXPORT_SYMBOL(wbinvd_on_cpu); | ||
14 | |||
15 | int wbinvd_on_all_cpus(void) | ||
16 | { | ||
17 | return on_each_cpu(__wbinvd, NULL, 1); | ||
18 | } | ||
19 | EXPORT_SYMBOL(wbinvd_on_all_cpus); | ||