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irq: change ->set_affinity() to return status

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according to Ingo, change set_affinity() in irq_chip should return int,
because that way we can handle failure cases in a much cleaner way, in
the genirq layer.

v2: fix two typos

[ Impact: extend API ]

Signed-off-by: Yinghai Lu <[email protected]>
Cc: Andrew Morton <[email protected]>
Cc: Suresh Siddha <[email protected]>
Cc: "Eric W. Biederman" <[email protected]>
Cc: Rusty Russell <[email protected]>
Cc: [email protected]
LKML-Reference: <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
This commit is contained in:
Yinghai Lu 2009-04-27 17:59:21 -07:00 • committed by Ingo Molnar
commit d5dedd4507
23 changed files with 140 additions and 74 deletions
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4
arch/cris/arch-v32/kernel/irq.c
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@ -325,12 +325,14 @@ static void end_crisv32_irq(unsigned int irq)
{
}
void set_affinity_crisv32_irq(unsigned int irq, const struct cpumask *dest)
int set_affinity_crisv32_irq(unsigned int irq, const struct cpumask *dest)
{
unsigned long flags;
spin_lock_irqsave(&irq_lock, flags);
irq_allocations[irq - FIRST_IRQ].mask = *dest;
spin_unlock_irqrestore(&irq_lock, flags);
return 0;
}
static struct irq_chip crisv32_irq_type = {