X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=arch%2Fpowerpc%2Fkernel%2Fperf_event_fsl_emb.c;h=d7619b5e7a6e58f90451796ab424c8a47e746689;hb=51b0fe39549a04858001922919ab355dee9bdfcf;hp=babcceecd2eab6335217d2434c6e91e5c7fe5884;hpb=e8eb6228094bcf0c84d9aa32b6363e78da68e1f5;p=mv-sheeva.git

diff --git a/arch/powerpc/kernel/perf_event_fsl_emb.c b/arch/powerpc/kernel/perf_event_fsl_emb.c
index babcceecd2e..d7619b5e7a6 100644
--- a/arch/powerpc/kernel/perf_event_fsl_emb.c
+++ b/arch/powerpc/kernel/perf_event_fsl_emb.c
@@ -162,15 +162,15 @@ static void fsl_emb_pmu_read(struct perf_event *event)
 	 * Therefore we treat them like NMIs.
 	 */
 	do {
-		prev = atomic64_read(&event->hw.prev_count);
+		prev = local64_read(&event->hw.prev_count);
 		barrier();
 		val = read_pmc(event->hw.idx);
-	} while (atomic64_cmpxchg(&event->hw.prev_count, prev, val) != prev);
+	} while (local64_cmpxchg(&event->hw.prev_count, prev, val) != prev);
 
 	/* The counters are only 32 bits wide */
 	delta = (val - prev) & 0xfffffffful;
-	atomic64_add(delta, &event->count);
-	atomic64_sub(delta, &event->hw.period_left);
+	local64_add(delta, &event->count);
+	local64_sub(delta, &event->hw.period_left);
 }
 
 /*
@@ -296,11 +296,11 @@ static int fsl_emb_pmu_enable(struct perf_event *event)
 
 	val = 0;
 	if (event->hw.sample_period) {
-		s64 left = atomic64_read(&event->hw.period_left);
+		s64 left = local64_read(&event->hw.period_left);
 		if (left < 0x80000000L)
 			val = 0x80000000L - left;
 	}
-	atomic64_set(&event->hw.prev_count, val);
+	local64_set(&event->hw.prev_count, val);
 	write_pmc(i, val);
 	perf_event_update_userpage(event);
 
@@ -371,8 +371,8 @@ static void fsl_emb_pmu_unthrottle(struct perf_event *event)
 	if (left < 0x80000000L)
 		val = 0x80000000L - left;
 	write_pmc(event->hw.idx, val);
-	atomic64_set(&event->hw.prev_count, val);
-	atomic64_set(&event->hw.period_left, left);
+	local64_set(&event->hw.prev_count, val);
+	local64_set(&event->hw.period_left, left);
 	perf_event_update_userpage(event);
 	perf_enable();
 	local_irq_restore(flags);
@@ -428,7 +428,7 @@ static int hw_perf_cache_event(u64 config, u64 *eventp)
 	return 0;
 }
 
-const struct pmu *hw_perf_event_init(struct perf_event *event)
+struct pmu *hw_perf_event_init(struct perf_event *event)
 {
 	u64 ev;
 	struct perf_event *events[MAX_HWEVENTS];
@@ -500,7 +500,7 @@ const struct pmu *hw_perf_event_init(struct perf_event *event)
 		return ERR_PTR(-ENOTSUPP);
 
 	event->hw.last_period = event->hw.sample_period;
-	atomic64_set(&event->hw.period_left, event->hw.last_period);
+	local64_set(&event->hw.period_left, event->hw.last_period);
 
 	/*
 	 * See if we need to reserve the PMU.
@@ -541,16 +541,16 @@ static void record_and_restart(struct perf_event *event, unsigned long val,
 	int record = 0;
 
 	/* we don't have to worry about interrupts here */
-	prev = atomic64_read(&event->hw.prev_count);
+	prev = local64_read(&event->hw.prev_count);
 	delta = (val - prev) & 0xfffffffful;
-	atomic64_add(delta, &event->count);
+	local64_add(delta, &event->count);
 
 	/*
 	 * See if the total period for this event has expired,
 	 * and update for the next period.
 	 */
 	val = 0;
-	left = atomic64_read(&event->hw.period_left) - delta;
+	left = local64_read(&event->hw.period_left) - delta;
 	if (period) {
 		if (left <= 0) {
 			left += period;
@@ -569,6 +569,7 @@ static void record_and_restart(struct perf_event *event, unsigned long val,
 		struct perf_sample_data data;
 
 		perf_sample_data_init(&data, 0);
+		data.period = event->hw.last_period;
 
 		if (perf_event_overflow(event, nmi, &data, regs)) {
 			/*
@@ -584,8 +585,8 @@ static void record_and_restart(struct perf_event *event, unsigned long val,
 	}
 
 	write_pmc(event->hw.idx, val);
-	atomic64_set(&event->hw.prev_count, val);
-	atomic64_set(&event->hw.period_left, left);
+	local64_set(&event->hw.prev_count, val);
+	local64_set(&event->hw.period_left, left);
 	perf_event_update_userpage(event);
 }