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authorPaul Mundt <lethal@linux-sh.org>2012-01-09 11:12:55 +0900
committerPaul Mundt <lethal@linux-sh.org>2012-01-09 11:12:55 +0900
commitca371d2854d48c0c22e7aa031df182f96dc85820 (patch)
tree1c62be8b4da0bfc82fa7ffa1ad5b0e958266cbd1 /kernel/events/ring_buffer.c
parent0d376945d0bc0a8f8e00861d506b10e42e8af372 (diff)
parenta0e86bd4252519321b0d102dc4ed90557aa7bee9 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into sh-latest
Conflicts: arch/arm/mach-shmobile/clock-sh73a0.c Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'kernel/events/ring_buffer.c')
-rw-r--r--kernel/events/ring_buffer.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/kernel/events/ring_buffer.c b/kernel/events/ring_buffer.c
index a2a29205cc0f..6ddaba43fb7a 100644
--- a/kernel/events/ring_buffer.c
+++ b/kernel/events/ring_buffer.c
@@ -4,7 +4,7 @@
* Copyright (C) 2008 Thomas Gleixner <tglx@linutronix.de>
* Copyright (C) 2008-2011 Red Hat, Inc., Ingo Molnar
* Copyright (C) 2008-2011 Red Hat, Inc., Peter Zijlstra <pzijlstr@redhat.com>
- * Copyright © 2009 Paul Mackerras, IBM Corp. <paulus@au1.ibm.com>
+ * Copyright © 2009 Paul Mackerras, IBM Corp. <paulus@au1.ibm.com>
*
* For licensing details see kernel-base/COPYING
*/
@@ -209,6 +209,9 @@ ring_buffer_init(struct ring_buffer *rb, long watermark, int flags)
rb->writable = 1;
atomic_set(&rb->refcount, 1);
+
+ INIT_LIST_HEAD(&rb->event_list);
+ spin_lock_init(&rb->event_lock);
}
#ifndef CONFIG_PERF_USE_VMALLOC