diff options
| author | Paul Mackerras <paulus@samba.org> | 2008-09-10 11:36:13 +1000 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2008-09-10 11:36:13 +1000 |
| commit | 7e392f8c29ee045c6a29d50193d2fb10712eceb0 (patch) | |
| tree | c84097fe644c50c82f087ab7fa2d75167b8c0e16 /arch/x86/lib | |
| parent | 7713fef06517d216f96ee7c8ad750e72bc08d38f (diff) | |
| parent | 93811d94f7e9bcfeed7d6ba75ea5d9c80a70ab95 (diff) | |
Merge branch 'linux-2.6'
Diffstat (limited to 'arch/x86/lib')
| -rw-r--r-- | arch/x86/lib/msr-on-cpu.c | 22 |
1 files changed, 12 insertions, 10 deletions
diff --git a/arch/x86/lib/msr-on-cpu.c b/arch/x86/lib/msr-on-cpu.c index d5a2b39f882..01b868ba82f 100644 --- a/arch/x86/lib/msr-on-cpu.c +++ b/arch/x86/lib/msr-on-cpu.c @@ -30,10 +30,11 @@ static int _rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h, int safe) rv.msr_no = msr_no; if (safe) { - smp_call_function_single(cpu, __rdmsr_safe_on_cpu, &rv, 1); - err = rv.err; + err = smp_call_function_single(cpu, __rdmsr_safe_on_cpu, + &rv, 1); + err = err ? err : rv.err; } else { - smp_call_function_single(cpu, __rdmsr_on_cpu, &rv, 1); + err = smp_call_function_single(cpu, __rdmsr_on_cpu, &rv, 1); } *l = rv.l; *h = rv.h; @@ -64,23 +65,24 @@ static int _wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h, int safe) rv.l = l; rv.h = h; if (safe) { - smp_call_function_single(cpu, __wrmsr_safe_on_cpu, &rv, 1); - err = rv.err; + err = smp_call_function_single(cpu, __wrmsr_safe_on_cpu, + &rv, 1); + err = err ? err : rv.err; } else { - smp_call_function_single(cpu, __wrmsr_on_cpu, &rv, 1); + err = smp_call_function_single(cpu, __wrmsr_on_cpu, &rv, 1); } return err; } -void wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h) +int wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h) { - _wrmsr_on_cpu(cpu, msr_no, l, h, 0); + return _wrmsr_on_cpu(cpu, msr_no, l, h, 0); } -void rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h) +int rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h) { - _rdmsr_on_cpu(cpu, msr_no, l, h, 0); + return _rdmsr_on_cpu(cpu, msr_no, l, h, 0); } /* These "safe" variants are slower and should be used when the target MSR |