#endif /* !CONFIG_PARAVIRT */
-#define checking_wrmsrl(msr, val) wrmsr_safe((msr), (u32)(val), \
+#define wrmsrl_safe(msr, val) wrmsr_safe((msr), (u32)(val), \
(u32)((val) >> 32))
#define write_tsc(val1, val2) wrmsr(MSR_IA32_TSC, (val1), (val2))
if (!rdmsrl_safe(0xc0011005, &val)) {
val |= 1ULL << 54;
- checking_wrmsrl(0xc0011005, val);
+ wrmsrl_safe(0xc0011005, val);
rdmsrl(0xc0011005, val);
if (val & (1ULL << 54)) {
set_cpu_cap(c, X86_FEATURE_TOPOEXT);
err = rdmsrl_safe(MSR_AMD64_MCx_MASK(4), &mask);
if (err == 0) {
mask |= (1 << 10);
- checking_wrmsrl(MSR_AMD64_MCx_MASK(4), mask);
+ wrmsrl_safe(MSR_AMD64_MCx_MASK(4), mask);
}
}
* that don't trap on the MSR access and always return 0s.
*/
val = 0xabcdUL;
- ret = checking_wrmsrl(x86_pmu_event_addr(0), val);
+ ret = wrmsrl_safe(x86_pmu_event_addr(0), val);
ret |= rdmsrl_safe(x86_pmu_event_addr(0), &val_new);
if (ret || val != val_new)
goto msr_fail;
printk("clearing PMU state on CPU#%d\n", smp_processor_id());
for (idx = 0; idx < x86_pmu.num_counters; idx++) {
- checking_wrmsrl(x86_pmu_config_addr(idx), 0ull);
- checking_wrmsrl(x86_pmu_event_addr(idx), 0ull);
+ wrmsrl_safe(x86_pmu_config_addr(idx), 0ull);
+ wrmsrl_safe(x86_pmu_event_addr(idx), 0ull);
}
for (idx = 0; idx < x86_pmu.num_counters_fixed; idx++)
- checking_wrmsrl(MSR_ARCH_PERFMON_FIXED_CTR0 + idx, 0ull);
+ wrmsrl_safe(MSR_ARCH_PERFMON_FIXED_CTR0 + idx, 0ull);
if (ds)
ds->bts_index = ds->bts_buffer_base;
* So at moment let leave metrics turned on forever -- it's
* ok for now but need to be revisited!
*
- * (void)checking_wrmsrl(MSR_IA32_PEBS_ENABLE, (u64)0);
- * (void)checking_wrmsrl(MSR_P4_PEBS_MATRIX_VERT, (u64)0);
+ * (void)wrmsrl_safe(MSR_IA32_PEBS_ENABLE, (u64)0);
+ * (void)wrmsrl_safe(MSR_P4_PEBS_MATRIX_VERT, (u64)0);
*/
}
* state we need to clear P4_CCCR_OVF, otherwise interrupt get
* asserted again and again
*/
- (void)checking_wrmsrl(hwc->config_base,
+ (void)wrmsrl_safe(hwc->config_base,
(u64)(p4_config_unpack_cccr(hwc->config)) &
~P4_CCCR_ENABLE & ~P4_CCCR_OVF & ~P4_CCCR_RESERVED);
}
bind = &p4_pebs_bind_map[idx];
- (void)checking_wrmsrl(MSR_IA32_PEBS_ENABLE, (u64)bind->metric_pebs);
- (void)checking_wrmsrl(MSR_P4_PEBS_MATRIX_VERT, (u64)bind->metric_vert);
+ (void)wrmsrl_safe(MSR_IA32_PEBS_ENABLE, (u64)bind->metric_pebs);
+ (void)wrmsrl_safe(MSR_P4_PEBS_MATRIX_VERT, (u64)bind->metric_vert);
}
static void p4_pmu_enable_event(struct perf_event *event)
*/
p4_pmu_enable_pebs(hwc->config);
- (void)checking_wrmsrl(escr_addr, escr_conf);
- (void)checking_wrmsrl(hwc->config_base,
+ (void)wrmsrl_safe(escr_addr, escr_conf);
+ (void)wrmsrl_safe(hwc->config_base,
(cccr & ~P4_CCCR_RESERVED) | P4_CCCR_ENABLE);
}
if (cpuc->enabled)
val |= ARCH_PERFMON_EVENTSEL_ENABLE;
- (void)checking_wrmsrl(hwc->config_base, val);
+ (void)wrmsrl_safe(hwc->config_base, val);
}
static void p6_pmu_enable_event(struct perf_event *event)
if (cpuc->enabled)
val |= ARCH_PERFMON_EVENTSEL_ENABLE;
- (void)checking_wrmsrl(hwc->config_base, val);
+ (void)wrmsrl_safe(hwc->config_base, val);
}
PMU_FORMAT_ATTR(event, "config:0-7" );
task->thread.gs = addr;
if (doit) {
load_gs_index(0);
- ret = checking_wrmsrl(MSR_KERNEL_GS_BASE, addr);
+ ret = wrmsrl_safe(MSR_KERNEL_GS_BASE, addr);
}
}
put_cpu();
/* set the selector to 0 to not confuse
__switch_to */
loadsegment(fs, 0);
- ret = checking_wrmsrl(MSR_FS_BASE, addr);
+ ret = wrmsrl_safe(MSR_FS_BASE, addr);
}
}
put_cpu();
{
/* Load these always in case some future AMD CPU supports
SYSENTER from compat mode too. */
- checking_wrmsrl(MSR_IA32_SYSENTER_CS, (u64)__KERNEL_CS);
- checking_wrmsrl(MSR_IA32_SYSENTER_ESP, 0ULL);
- checking_wrmsrl(MSR_IA32_SYSENTER_EIP, (u64)ia32_sysenter_target);
+ wrmsrl_safe(MSR_IA32_SYSENTER_CS, (u64)__KERNEL_CS);
+ wrmsrl_safe(MSR_IA32_SYSENTER_ESP, 0ULL);
+ wrmsrl_safe(MSR_IA32_SYSENTER_EIP, (u64)ia32_sysenter_target);
wrmsrl(MSR_CSTAR, ia32_cstar_target);
}