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authorThomas Gleixner <tglx@linutronix.de>2009-11-17 18:46:45 +0300
committerThomas Gleixner <tglx@linutronix.de>2009-12-15 01:55:33 +0300
commit239007b8440abff689632f50cdf0f2b9e895b534 (patch)
tree569cab843af4a999d6d868ec9a824530d2bfa733 /arch/sh
parent9f5a5621e78cf48d86682a71ceb3fcdbde38b222 (diff)
downloadlinux-239007b8440abff689632f50cdf0f2b9e895b534.tar.xz
genirq: Convert irq_desc.lock 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 'arch/sh')
-rw-r--r--arch/sh/kernel/irq.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/sh/kernel/irq.c b/arch/sh/kernel/irq.c
index e1913f28f418..d2d41d046657 100644
--- a/arch/sh/kernel/irq.c
+++ b/arch/sh/kernel/irq.c
@@ -76,7 +76,7 @@ int show_interrupts(struct seq_file *p, void *v)
if (!desc)
return 0;
- spin_lock_irqsave(&desc->lock, flags);
+ raw_spin_lock_irqsave(&desc->lock, flags);
for_each_online_cpu(j)
any_count |= kstat_irqs_cpu(i, j);
action = desc->action;
@@ -97,7 +97,7 @@ int show_interrupts(struct seq_file *p, void *v)
seq_putc(p, '\n');
out:
- spin_unlock_irqrestore(&desc->lock, flags);
+ raw_spin_unlock_irqrestore(&desc->lock, flags);
return 0;
}
#endif