summaryrefslogtreecommitdiff
path: root/kernel/trace/ring_buffer.c
diff options
context:
space:
mode:
authorSteven Rostedt <srostedt@redhat.com>2010-08-16 11:17:30 -0400
committerSteven Rostedt <rostedt@goodmis.org>2010-08-16 11:17:30 -0400
commitd244b6bd41e09ecbb09c738cc2c108be227398c8 (patch)
tree848c6a8a0d6f83929daf43d63e241dc8072066ac /kernel/trace/ring_buffer.c
parentda5cabf80e2433131bf0ed8993abc0f7ea618c73 (diff)
parent1aa54bca6ee0d07ebcafb8ca8074b624d80724aa (diff)
Merge branch 'tip/perf/urgent-3' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace into trace/tip/perf/urgent-4
Conflicts: kernel/trace/trace_events.c Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'kernel/trace/ring_buffer.c')
-rw-r--r--kernel/trace/ring_buffer.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
index 3632ce87674f..19cccc3c3028 100644
--- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c
@@ -3846,6 +3846,9 @@ int ring_buffer_read_page(struct ring_buffer *buffer,
rpos = reader->read;
pos += size;
+ if (rpos >= commit)
+ break;
+
event = rb_reader_event(cpu_buffer);
size = rb_event_length(event);
} while (len > size);