From 05fa785cf80c9b7c0254c3056037147aed3ea16b Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Tue, 17 Nov 2009 14:28:38 +0100 Subject: sched: Convert rq->lock to raw_spinlock Convert locks which cannot be sleeping locks in preempt-rt to raw_spinlocks. Signed-off-by: Thomas Gleixner Acked-by: Peter Zijlstra Acked-by: Ingo Molnar --- kernel/sched_fair.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'kernel/sched_fair.c') diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c index 804a411838f1..5bedf6e3ebf3 100644 --- a/kernel/sched_fair.c +++ b/kernel/sched_fair.c @@ -1955,7 +1955,7 @@ static void task_fork_fair(struct task_struct *p) struct rq *rq = this_rq(); unsigned long flags; - spin_lock_irqsave(&rq->lock, flags); + raw_spin_lock_irqsave(&rq->lock, flags); if (unlikely(task_cpu(p) != this_cpu)) __set_task_cpu(p, this_cpu); @@ -1975,7 +1975,7 @@ static void task_fork_fair(struct task_struct *p) resched_task(rq->curr); } - spin_unlock_irqrestore(&rq->lock, flags); + raw_spin_unlock_irqrestore(&rq->lock, flags); } /* -- cgit v1.2.3