---

yaml --- r: 350053 b: refs/heads/master c: 0fbdad0 h: refs/heads/master i: 350051: 3e2b493 v: v3
git-mirror · Feb 6, 2013 · 307e9dd · 307e9dd
1 parent 89cdb59
commit 307e9dd
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Showing 4 changed files with 14 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 4c1fd17a1cb32bc4f429c7a5ff9a91a3bffdb8fa
+refs/heads/master: 0fbdad078a70ed72248c3d30fe32e45e83be00d1
diff --git a/trunk/arch/x86/kernel/cpu/perf_event.c b/trunk/arch/x86/kernel/cpu/perf_event.c
@@ -829,7 +829,7 @@ static inline void x86_assign_hw_event(struct perf_event *event,
 	} else {
 		hwc->config_base = x86_pmu_config_addr(hwc->idx);
 		hwc->event_base  = x86_pmu_event_addr(hwc->idx);
-		hwc->event_base_rdpmc = hwc->idx;
+		hwc->event_base_rdpmc = x86_pmu_rdpmc_index(hwc->idx);
 	}
 }
 

diff --git a/trunk/arch/x86/kernel/cpu/perf_event.h b/trunk/arch/x86/kernel/cpu/perf_event.h
@@ -326,6 +326,7 @@ struct x86_pmu {
 	unsigned	eventsel;
 	unsigned	perfctr;
 	int		(*addr_offset)(int index, bool eventsel);
+	int		(*rdpmc_index)(int index);
 	u64		(*event_map)(int);
 	int		max_events;
 	int		num_counters;
@@ -459,6 +460,11 @@ static inline unsigned int x86_pmu_event_addr(int index)
 				  x86_pmu.addr_offset(index, false) : index);
 }
 
+static inline int x86_pmu_rdpmc_index(int index)
+{
+	return x86_pmu.rdpmc_index ? x86_pmu.rdpmc_index(index) : index;
+}
+
 int x86_setup_perfctr(struct perf_event *event);
 
 int x86_pmu_hw_config(struct perf_event *event);

diff --git a/trunk/arch/x86/kernel/cpu/perf_event_amd.c b/trunk/arch/x86/kernel/cpu/perf_event_amd.c
@@ -173,6 +173,11 @@ static inline int amd_pmu_addr_offset(int index, bool eventsel)
 	return offset;
 }
 
+static inline int amd_pmu_rdpmc_index(int index)
+{
+	return index;
+}
+
 static int amd_pmu_hw_config(struct perf_event *event)
 {
 	int ret;
@@ -620,6 +625,7 @@ static __initconst const struct x86_pmu amd_pmu = {
 	.eventsel		= MSR_K7_EVNTSEL0,
 	.perfctr		= MSR_K7_PERFCTR0,
 	.addr_offset            = amd_pmu_addr_offset,
+	.rdpmc_index		= amd_pmu_rdpmc_index,
 	.event_map		= amd_pmu_event_map,
 	.max_events		= ARRAY_SIZE(amd_perfmon_event_map),
 	.num_counters		= AMD64_NUM_COUNTERS,