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    Subject[PATCH 5/7] perf_counter: simplify context cleanup
    Use perf_counter_remove_from_context() to remove counters from the context.

    Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
    ---
    kernel/perf_counter.c | 5 +----
    1 file changed, 1 insertion(+), 4 deletions(-)

    Index: linux-2.6/kernel/perf_counter.c
    ===================================================================
    --- linux-2.6.orig/kernel/perf_counter.c
    +++ linux-2.6/kernel/perf_counter.c
    @@ -3416,10 +3416,7 @@ __perf_counter_exit_task(struct task_str
    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;
    /*
    --



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