diff options
author | Xiao Guangrong <xiaoguangrong@cn.fujitsu.com> | 2009-12-09 11:30:36 +0800 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-12-09 09:56:27 +0100 |
commit | ec89a06fd4e12301f11ab039ee07d2353a18addc (patch) | |
tree | 507d33bda6504dd8422b9952156d338b0200fb2b /kernel/dma.c | |
parent | b93f7978ad6b46133e9453b90ccc057dc2429e75 (diff) |
perf_event: Cleanup for cpu_clock_perf_event_update()
Using atomic64_xchg() instead of atomic64_read() and
atomic64_set().
Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Reviewed-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Paul Mackerras <paulus@samba.org>
LKML-Reference: <4B1F19DC.90204@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/dma.c')
0 files changed, 0 insertions, 0 deletions