diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-09-02 08:17:56 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-09-02 08:17:56 +0200 |
commit | 936e894a976dd3b0f07f1f6f43c17b77b7e6146d (patch) | |
tree | 5ed5c1f6735dcd26550594df23c8f7fe2aa21a15 /arch/x86/lib/msr.c | |
parent | 69575d388603365f2afbf4166df93152df59b165 (diff) | |
parent | 326ba5010a5429a5a528b268b36a5900d4ab0eba (diff) |
Merge commit 'v2.6.31-rc8' into x86/txt
Conflicts:
arch/x86/kernel/reboot.c
security/Kconfig
Merge reason: resolve the conflicts, bump up from rc3 to rc8.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/lib/msr.c')
-rw-r--r-- | arch/x86/lib/msr.c | 26 |
1 files changed, 10 insertions, 16 deletions
diff --git a/arch/x86/lib/msr.c b/arch/x86/lib/msr.c index 1440b9c0547..caa24aca811 100644 --- a/arch/x86/lib/msr.c +++ b/arch/x86/lib/msr.c @@ -89,16 +89,13 @@ void rdmsr_on_cpus(const cpumask_t *mask, u32 msr_no, struct msr *msrs) rv.msrs = msrs; rv.msr_no = msr_no; - preempt_disable(); - /* - * FIXME: handle the CPU we're executing on separately for now until - * smp_call_function_many has been fixed to not skip it. - */ - this_cpu = raw_smp_processor_id(); - smp_call_function_single(this_cpu, __rdmsr_on_cpu, &rv, 1); + this_cpu = get_cpu(); + + if (cpumask_test_cpu(this_cpu, mask)) + __rdmsr_on_cpu(&rv); smp_call_function_many(mask, __rdmsr_on_cpu, &rv, 1); - preempt_enable(); + put_cpu(); } EXPORT_SYMBOL(rdmsr_on_cpus); @@ -121,16 +118,13 @@ void wrmsr_on_cpus(const cpumask_t *mask, u32 msr_no, struct msr *msrs) rv.msrs = msrs; rv.msr_no = msr_no; - preempt_disable(); - /* - * FIXME: handle the CPU we're executing on separately for now until - * smp_call_function_many has been fixed to not skip it. - */ - this_cpu = raw_smp_processor_id(); - smp_call_function_single(this_cpu, __wrmsr_on_cpu, &rv, 1); + this_cpu = get_cpu(); + + if (cpumask_test_cpu(this_cpu, mask)) + __wrmsr_on_cpu(&rv); smp_call_function_many(mask, __wrmsr_on_cpu, &rv, 1); - preempt_enable(); + put_cpu(); } EXPORT_SYMBOL(wrmsr_on_cpus); |