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>

1 files changed, 2 insertions, 2 deletions

diff --git a/kernel/hw_breakpoint.c b/kernel/hw_breakpoint.c
index 366eedf949c0..dbcbf6a33a08 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;
 }