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-rw-r--r--arch/powerpc/kernel/perf_counter.c13
-rw-r--r--arch/powerpc/kernel/sysfs.c3
2 files changed, 6 insertions, 10 deletions
diff --git a/arch/powerpc/kernel/perf_counter.c b/arch/powerpc/kernel/perf_counter.c
index 70e1f57..ccd6b21 100644
--- a/arch/powerpc/kernel/perf_counter.c
+++ b/arch/powerpc/kernel/perf_counter.c
@@ -62,7 +62,6 @@ static inline unsigned long perf_ip_adjust(struct pt_regs *regs)
{
return 0;
}
-static inline void perf_set_pmu_inuse(int inuse) { }
static inline void perf_get_data_addr(struct pt_regs *regs, u64 *addrp) { }
static inline u32 perf_get_misc_flags(struct pt_regs *regs)
{
@@ -93,11 +92,6 @@ static inline unsigned long perf_ip_adjust(struct pt_regs *regs)
return 0;
}
-static inline void perf_set_pmu_inuse(int inuse)
-{
- get_lppaca()->pmcregs_in_use = inuse;
-}
-
/*
* The user wants a data address recorded.
* If we're not doing instruction sampling, give them the SDAR
@@ -531,8 +525,7 @@ void hw_perf_disable(void)
* Check if we ever enabled the PMU on this cpu.
*/
if (!cpuhw->pmcs_enabled) {
- if (ppc_md.enable_pmcs)
- ppc_md.enable_pmcs();
+ ppc_enable_pmcs();
cpuhw->pmcs_enabled = 1;
}
@@ -594,7 +587,7 @@ void hw_perf_enable(void)
mtspr(SPRN_MMCRA, cpuhw->mmcr[2] & ~MMCRA_SAMPLE_ENABLE);
mtspr(SPRN_MMCR1, cpuhw->mmcr[1]);
if (cpuhw->n_counters == 0)
- perf_set_pmu_inuse(0);
+ ppc_set_pmu_inuse(0);
goto out_enable;
}
@@ -627,7 +620,7 @@ void hw_perf_enable(void)
* bit set and set the hardware counters to their initial values.
* Then unfreeze the counters.
*/
- perf_set_pmu_inuse(1);
+ ppc_set_pmu_inuse(1);
mtspr(SPRN_MMCRA, cpuhw->mmcr[2] & ~MMCRA_SAMPLE_ENABLE);
mtspr(SPRN_MMCR1, cpuhw->mmcr[1]);
mtspr(SPRN_MMCR0, (cpuhw->mmcr[0] & ~(MMCR0_PMC1CE | MMCR0_PMCjCE))
diff --git a/arch/powerpc/kernel/sysfs.c b/arch/powerpc/kernel/sysfs.c
index f41aec8..956ab33 100644
--- a/arch/powerpc/kernel/sysfs.c
+++ b/arch/powerpc/kernel/sysfs.c
@@ -17,6 +17,7 @@
#include <asm/prom.h>
#include <asm/machdep.h>
#include <asm/smp.h>
+#include <asm/pmc.h>
#include "cacheinfo.h"
@@ -123,6 +124,8 @@ static DEFINE_PER_CPU(char, pmcs_enabled);
void ppc_enable_pmcs(void)
{
+ ppc_set_pmu_inuse(1);
+
/* Only need to enable them once */
if (__get_cpu_var(pmcs_enabled))
return;