Move the code to update an event count into a new function,
update_event_count().
Signed-off-by: Sukadev Bhattiprolu <suka...@linux.vnet.ibm.com>
---
arch/powerpc/perf/hv-24x7.c | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/arch/powerpc/perf/hv-24x7.c b/arch/powerpc/perf/hv-24x7.c
index 76c649a..3c36694 100644
--- a/arch/powerpc/perf/hv-24x7.c
+++ b/arch/powerpc/perf/hv-24x7.c
@@ -1170,16 +1170,22 @@ static u64 h_24x7_get_value(struct perf_event *event)
return ct;
}
-static void h_24x7_event_read(struct perf_event *event)
+static void update_event_count(struct perf_event *event, u64 now)
{
s64 prev;
- u64 now;
- now = h_24x7_get_value(event);
prev = local64_xchg(&event->hw.prev_count, now);
local64_add(now - prev, &event->count);
}
+static void h_24x7_event_read(struct perf_event *event)
+{
+ u64 now;
+
+ now = h_24x7_get_value(event);
+ update_event_count(event, now);
+}
+
static void h_24x7_event_start(struct perf_event *event, int flags)
{
if (flags & PERF_EF_RELOAD)
--
1.8.3.1
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