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[PATCH] genirq: fix typo in IRQ resend 

Fix a bug where the IRQ_PENDING flag is never cleared and the ISR is called
endlessly without an actual interrupt.

Signed-off-by: Imre Deak <imre.deak@solidboot.com>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
hifive-unleashed-5.1
Imre Deak 2006-09-16 12:15:35 -07:00 committed by Linus Torvalds
parent 63b98080da
commit e1ed7ac77b
1 changed files with 1 additions and 2 deletions
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kernel/irq/resend.c
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@ -63,8 +63,7 @@ void check_irq_resend(struct irq_desc *desc, unsigned int irq)
desc->chip->enable(irq);
if ((status & (IRQ_PENDING | IRQ_REPLAY)) == IRQ_PENDING) {
desc->status &= ~IRQ_PENDING;
desc->status = status | IRQ_REPLAY;
desc->status = (status & ~IRQ_PENDING) | IRQ_REPLAY;
if (!desc->chip || !desc->chip->retrigger ||
!desc->chip->retrigger(irq)) {