summaryrefslogtreecommitdiff
path: root/include/linux/ring_buffer.h
diff options
context:
space:
mode:
authorRobert Richter <robert.richter@amd.com>2010-06-04 11:33:10 +0200
committerRobert Richter <robert.richter@amd.com>2010-06-04 11:33:10 +0200
commitd8a382d2662822248a97ce9d670b90e68aefbd3a (patch)
tree4f5bbd5d0a5881ed42de611402ea4ac2c6d6ff48 /include/linux/ring_buffer.h
parent45c34e05c4e3d36e7c44e790241ea11a1d90d54e (diff)
parentc6df8d5ab87a246942d138321e1721edbb69f6e1 (diff)
Merge remote branch 'tip/perf/urgent' into oprofile/urgent
Diffstat (limited to 'include/linux/ring_buffer.h')
-rw-r--r--include/linux/ring_buffer.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/ring_buffer.h b/include/linux/ring_buffer.h
index c8297761e414..25b4f686d918 100644
--- a/include/linux/ring_buffer.h
+++ b/include/linux/ring_buffer.h
@@ -127,7 +127,9 @@ ring_buffer_consume(struct ring_buffer *buffer, int cpu, u64 *ts,
unsigned long *lost_events);
struct ring_buffer_iter *
-ring_buffer_read_start(struct ring_buffer *buffer, int cpu);
+ring_buffer_read_prepare(struct ring_buffer *buffer, int cpu);
+void ring_buffer_read_prepare_sync(void);
+void ring_buffer_read_start(struct ring_buffer_iter *iter);
void ring_buffer_read_finish(struct ring_buffer_iter *iter);
struct ring_buffer_event *