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irq: Export per-cpu irq allocation and de-allocation functions

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Some drivers might use the per-cpu interrupts and still might be built as a
module. Export request_percpu_irq an free_percpu_irq to these user, which
also make it consistent with enable/disable_percpu_irq that were exported.

Reported-by: Willy Tarreau <w@1wt.eu>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Maxime Ripard 2015-09-25 18:09:33 +02:00 committed by David S. Miller
parent a1b7febd72
commit aec2e2ad17
1 changed files with 2 additions and 0 deletions
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2
kernel/irq/manage.c
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@ -1761,6 +1761,7 @@ void free_percpu_irq(unsigned int irq, void __percpu *dev_id)
kfree(__free_percpu_irq(irq, dev_id));
chip_bus_sync_unlock(desc);
}
EXPORT_SYMBOL_GPL(free_percpu_irq);
/**
* setup_percpu_irq - setup a per-cpu interrupt
@ -1832,6 +1833,7 @@ int request_percpu_irq(unsigned int irq, irq_handler_t handler,
return retval;
}
EXPORT_SYMBOL_GPL(request_percpu_irq);
/**
* irq_get_irqchip_state - returns the irqchip state of a interrupt.