diff options
Diffstat (limited to 'arch/x86/oprofile/op_model_ppro.c')
| -rw-r--r-- | arch/x86/oprofile/op_model_ppro.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/arch/x86/oprofile/op_model_ppro.c b/arch/x86/oprofile/op_model_ppro.c index 82db396..566b43f 100644 --- a/arch/x86/oprofile/op_model_ppro.c +++ b/arch/x86/oprofile/op_model_ppro.c @@ -145,16 +145,16 @@ static int ppro_check_ctrs(struct pt_regs * const regs, static void ppro_start(struct op_msrs const * const msrs) { - unsigned int low, high; + u64 val; int i; if (!reset_value) return; for (i = 0; i < num_counters; ++i) { if (reset_value[i]) { - rdmsr(msrs->controls[i].addr, low, high); - CTRL_SET_ACTIVE(low); - wrmsr(msrs->controls[i].addr, low, high); + rdmsrl(msrs->controls[i].addr, val); + val |= ARCH_PERFMON_EVENTSEL0_ENABLE; + wrmsrl(msrs->controls[i].addr, val); } } } @@ -162,7 +162,7 @@ static void ppro_start(struct op_msrs const * const msrs) static void ppro_stop(struct op_msrs const * const msrs) { - unsigned int low, high; + u64 val; int i; if (!reset_value) @@ -170,9 +170,9 @@ static void ppro_stop(struct op_msrs const * const msrs) for (i = 0; i < num_counters; ++i) { if (!reset_value[i]) continue; - rdmsr(msrs->controls[i].addr, low, high); - CTRL_SET_INACTIVE(low); - wrmsr(msrs->controls[i].addr, low, high); + rdmsrl(msrs->controls[i].addr, val); + val &= ~ARCH_PERFMON_EVENTSEL0_ENABLE; + wrmsrl(msrs->controls[i].addr, val); } } |
