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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/frv/kernel
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/frv/kernel')
-rw-r--r--arch/frv/kernel/irq.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/frv/kernel/irq.c b/arch/frv/kernel/irq.c
index af3e824b91b3..62d1aba615dc 100644
--- a/arch/frv/kernel/irq.c
+++ b/arch/frv/kernel/irq.c
@@ -69,7 +69,7 @@ int show_interrupts(struct seq_file *p, void *v)
69 } 69 }
70 70
71 if (i < NR_IRQS) { 71 if (i < NR_IRQS) {
72 spin_lock_irqsave(&irq_desc[i].lock, flags); 72 raw_spin_lock_irqsave(&irq_desc[i].lock, flags);
73 action = irq_desc[i].action; 73 action = irq_desc[i].action;
74 if (action) { 74 if (action) {
75 seq_printf(p, "%3d: ", i); 75 seq_printf(p, "%3d: ", i);
@@ -85,7 +85,7 @@ int show_interrupts(struct seq_file *p, void *v)
85 seq_putc(p, '\n'); 85 seq_putc(p, '\n');
86 } 86 }
87 87
88 spin_unlock_irqrestore(&irq_desc[i].lock, flags); 88 raw_spin_unlock_irqrestore(&irq_desc[i].lock, flags);
89 } else if (i == NR_IRQS) { 89 } else if (i == NR_IRQS) {
90 seq_printf(p, "Err: %10u\n", atomic_read(&irq_err_count)); 90 seq_printf(p, "Err: %10u\n", atomic_read(&irq_err_count));
91 } 91 }