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irq: use GFP_KERNEL for action allocation in request_irq() 

request_irq() calls into proc code via __setup_irq() which is not safe
in an atomic context, so request_irq() can itself use the more
reliable GFP_KERNEL allocation for the action descriptor.

Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Johannes Weiner 2009-02-13 04:38:04 +01:00 committed by Ingo Molnar
parent 74296a8ed6
commit 0e43785c57
1 changed files with 1 additions and 1 deletions
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2
kernel/irq/manage.c
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@ -717,7 +717,7 @@ int request_irq(unsigned int irq, irq_handler_t handler,
if (!handler)
return -EINVAL;
action = kmalloc(sizeof(struct irqaction), GFP_ATOMIC);
action = kmalloc(sizeof(struct irqaction), GFP_KERNEL);
if (!action)
return -ENOMEM;