perf cgroup: Clean up perf_cgroup_create()
authorLi Zefan <lizf@cn.fujitsu.com>
Thu, 3 Mar 2011 06:26:06 +0000 (14:26 +0800)
committerIngo Molnar <mingo@elte.hu>
Fri, 4 Mar 2011 10:32:51 +0000 (11:32 +0100)
commit1b15d0558e82df9b3659804ceb44187b98eda354
tree5ef63c23940d606bed12ae23a0ab5839c55fa919
parentf75e18cb9627b1d3d752b83a0b5563da0042c50a
perf cgroup: Clean up perf_cgroup_create()

- Use kzalloc() to replace kmalloc() + memset().

- Remove redundant initialization, since alloc_percpu() returns
  zero-filled percpu memory.

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Acked-by: Stephane Eranian <eranian@google.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <4D6F347E.2010806@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
kernel/perf_event.c