Commit-ID: 956539b75921f561c0956c22d37320780e8b4ba1 Gitweb: http://git.kernel.org/tip/956539b75921f561c0956c22d37320780e8b4ba1 Author: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx> AuthorDate: Tue, 10 Nov 2009 13:37:20 -0800 Committer: Ingo Molnar <mingo@xxxxxxx> CommitDate: Tue, 10 Nov 2009 22:48:49 +0100 rcu: Enable synchronize_sched_expedited() fastpath This patch adds a counter increment to enable tasks to actually take the synchronize_sched_expedited() function's fastpath. Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx> Cc: laijs@xxxxxxxxxxxxxx Cc: dipankar@xxxxxxxxxx Cc: mathieu.desnoyers@xxxxxxxxxx Cc: josh@xxxxxxxxxxxxxxxx Cc: dvhltc@xxxxxxxxxx Cc: niv@xxxxxxxxxx Cc: peterz@xxxxxxxxxxxxx Cc: rostedt@xxxxxxxxxxx Cc: Valdis.Kletnieks@xxxxxx Cc: dhowells@xxxxxxxxxx LKML-Reference: <1257889042435-git-send-email-> Signed-off-by: Ingo Molnar <mingo@xxxxxxx> --- kernel/sched.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/kernel/sched.c b/kernel/sched.c index 76c0e96..e69fee4 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -10865,6 +10865,7 @@ void synchronize_sched_expedited(void) spin_unlock_irqrestore(&rq->lock, flags); } rcu_expedited_state = RCU_EXPEDITED_STATE_IDLE; + synchronize_sched_expedited_count++; mutex_unlock(&rcu_sched_expedited_mutex); put_online_cpus(); if (need_full_sync) -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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