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perf_counter: Simplify context cleanup

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Use perf_counter_remove_from_context() to remove counters from
the context.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: John Kacur <jkacur@redhat.com>
LKML-Reference: <20090523163012.796275849@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Peter Zijlstra 2009-05-23 18:28:59 +02:00 committed by Ingo Molnar
parent 1a482f38c5
commit aa9c67f53d
1 changed files with 1 additions and 4 deletions
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5
kernel/perf_counter.c
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@ -3416,10 +3416,7 @@ __perf_counter_exit_task(struct task_struct *child,
struct perf_counter *parent_counter;
update_counter_times(child_counter);
spin_lock_irq(&child_ctx->lock);
list_del_counter(child_counter, child_ctx);
spin_unlock_irq(&child_ctx->lock);
perf_counter_remove_from_context(child_counter);
parent_counter = child_counter->parent;
/*