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authorThomas Gleixner <tglx@linutronix.de>2009-11-17 10:46:45 -0500
committerThomas Gleixner <tglx@linutronix.de>2009-12-14 17:55:33 -0500
commit239007b8440abff689632f50cdf0f2b9e895b534 (patch)
tree569cab843af4a999d6d868ec9a824530d2bfa733 /arch/h8300/kernel/irq.c
parent9f5a5621e78cf48d86682a71ceb3fcdbde38b222 (diff)
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/h8300/kernel/irq.c')
-rw-r--r--arch/h8300/kernel/irq.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/h8300/kernel/irq.c b/arch/h8300/kernel/irq.c
index 5c913d472119..c25dc2c2b1da 100644
--- a/arch/h8300/kernel/irq.c
+++ b/arch/h8300/kernel/irq.c
@@ -186,7 +186,7 @@ int show_interrupts(struct seq_file *p, void *v)
186 seq_puts(p, " CPU0"); 186 seq_puts(p, " CPU0");
187 187
188 if (i < NR_IRQS) { 188 if (i < NR_IRQS) {
189 spin_lock_irqsave(&irq_desc[i].lock, flags); 189 raw_spin_lock_irqsave(&irq_desc[i].lock, flags);
190 action = irq_desc[i].action; 190 action = irq_desc[i].action;
191 if (!action) 191 if (!action)
192 goto unlock; 192 goto unlock;
@@ -200,7 +200,7 @@ int show_interrupts(struct seq_file *p, void *v)
200 seq_printf(p, ", %s", action->name); 200 seq_printf(p, ", %s", action->name);
201 seq_putc(p, '\n'); 201 seq_putc(p, '\n');
202unlock: 202unlock:
203 spin_unlock_irqrestore(&irq_desc[i].lock, flags); 203 raw_spin_unlock_irqrestore(&irq_desc[i].lock, flags);
204 } 204 }
205 return 0; 205 return 0;
206} 206}