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sparc64: Disable timer interrupts in fixup_irqs().

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When a CPU is offlined, we leave the timer interrupts disabled
because fixup_irqs() does not explicitly take care of that case.

Fix this by invoking tick_ops->disable_irq().

Based upon analysis done by Paul E. McKenney.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2008-09-08 17:21:07 -07:00
parent 4d084617fb
commit 2eb2f77900
1 changed files with 2 additions and 0 deletions
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2
arch/sparc64/kernel/irq.c
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@ -792,6 +792,8 @@ void fixup_irqs(void)
} }
spin_unlock_irqrestore(&irq_desc[irq].lock, flags); spin_unlock_irqrestore(&irq_desc[irq].lock, flags);
} }
tick_ops->disable_irq();
} }
#endif #endif