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genirq: Convert irq_desc.lock to raw_spinlock

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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>
This commit is contained in:
Thomas Gleixner
2009-11-17 16:46:45 +01:00
parent 9f5a5621e7
commit 239007b844
43 changed files with 240 additions and 240 deletions
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4
kernel/irq/proc.c
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@@ -179,7 +179,7 @@ static int name_unique(unsigned int irq, struct irqaction *new_action)
unsigned long flags;
int ret = 1;
spin_lock_irqsave(&desc->lock, flags);
raw_spin_lock_irqsave(&desc->lock, flags);
for (action = desc->action ; action; action = action->next) {
if ((action != new_action) && action->name &&
!strcmp(new_action->name, action->name)) {
@@ -187,7 +187,7 @@ static int name_unique(unsigned int irq, struct irqaction *new_action)
break;
}
}
spin_unlock_irqrestore(&desc->lock, flags);
raw_spin_unlock_irqrestore(&desc->lock, flags);
return ret;
}