lkml.org 
[lkml]   [2009]   [May]   [24]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    Date
    From
    Subject[tip:perfcounters/core] perf_counter: Simplify context cleanup
    Commit-ID:  aa9c67f53d1969cf1db4c9c2db3a78c4ceb96469
    Gitweb: http://git.kernel.org/tip/aa9c67f53d1969cf1db4c9c2db3a78c4ceb96469
    Author: Peter Zijlstra <a.p.zijlstra@chello.nl>
    AuthorDate: Sat, 23 May 2009 18:28:59 +0200
    Committer: Ingo Molnar <mingo@elte.hu>
    CommitDate: Sat, 23 May 2009 19:37:47 +0200

    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>
    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>


    ---
    kernel/perf_counter.c | 5 +----
    1 files changed, 1 insertions(+), 4 deletions(-)

    diff --git a/kernel/perf_counter.c b/kernel/perf_counter.c
    index d162d2f..0e97f89 100644
    --- a/kernel/perf_counter.c
    +++ b/kernel/perf_counter.c
    @@ -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;
    /*

    \
     
     \ /
      Last update: 2009-05-24 09:05    [W:0.021 / U:1.584 seconds]
    ©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site