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authorThomas Gleixner <tglx@linutronix.de>2009-11-17 18:02:06 +0100
committerThomas Gleixner <tglx@linutronix.de>2009-12-14 23:55:34 +0100
commite625cce1b73fb38b74e5387226534f7bcbfc36fe (patch)
treecfdecc4326845d0601d1447aad334e78d92d3316 /kernel/hw_breakpoint.c
parentecb49d1a639acbacfc3771cae5ec07bed5df3847 (diff)
perf_event: Convert to raw_spinlock
Convert locks which cannot be sleeping locks in preempt-rt to raw_spinlocks. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Peter Zijlstra <peterz@infradead.org> Acked-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/hw_breakpoint.c')
-rw-r--r--kernel/hw_breakpoint.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/hw_breakpoint.c b/kernel/hw_breakpoint.c
index 366eedf949c..dbcbf6a33a0 100644
--- a/kernel/hw_breakpoint.c
+++ b/kernel/hw_breakpoint.c
@@ -96,7 +96,7 @@ static int task_bp_pinned(struct task_struct *tsk)
list = &ctx->event_list;
- spin_lock_irqsave(&ctx->lock, flags);
+ raw_spin_lock_irqsave(&ctx->lock, flags);
/*
* The current breakpoint counter is not included in the list
@@ -107,7 +107,7 @@ static int task_bp_pinned(struct task_struct *tsk)
count++;
}
- spin_unlock_irqrestore(&ctx->lock, flags);
+ raw_spin_unlock_irqrestore(&ctx->lock, flags);
return count;
}