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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-03-19 17:02:01 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-03-19 17:02:01 -0700 |
| commit | 10ce3cc919f50c2043b41ca968b43c26a3672600 (patch) | |
| tree | ea409366a5208aced495bc0516a08b81fd43222e /kernel/events/ring_buffer.c | |
| parent | 24e3e5ae1e4c2a3a32f5b1f96b4e3fd721806acd (diff) | |
| parent | 5c6a7a62c130afef3d61c1dee153012231ff5cd9 (diff) | |
Merge branch 'next' into for-linus
Diffstat (limited to 'kernel/events/ring_buffer.c')
| -rw-r--r-- | kernel/events/ring_buffer.c | 5 |
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 |