diff options
| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-10-07 19:08:56 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-10-07 19:08:56 +0100 |
| commit | 5a89770daad83df74d77a8d34a1ffaedae565ce9 (patch) | |
| tree | 0d8ef70293a6ef969ba8b7718e59608337643d40 /arch/x86/lib/msr-on-cpu.c | |
| parent | c46c948260f41af18b277c1eb1895d788d3605dc (diff) | |
| parent | af7c951d76708c61b862463d579d76be757130bf (diff) | |
Merge branches 'pxa-core' and 'pxa-machines' into pxa-all
Conflicts:
arch/arm/mach-pxa/Kconfig
arch/arm/mach-pxa/pxa25x.c
arch/arm/mach-pxa/pxa27x.c
Diffstat (limited to 'arch/x86/lib/msr-on-cpu.c')
| -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 d5a2b39f882b..01b868ba82f8 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 |