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um: Add irq chip um/mask handlers 

These handlers are not optional and need in our case
dummy implementions to avoid NULL pointer bugs within
the irq core code.

Reported-and-tested-by: Toralf Foester <toralf.foerster@gmx.de>
Signed-off-by: Richard Weinberger <richard@nod.at>
hifive-unleashed-5.1
Richard Weinberger 2013-09-02 22:49:22 +02:00
parent b5c04da022
commit 81bab4c38a
1 changed files with 4 additions and 0 deletions
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4
arch/um/kernel/irq.c
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@ -337,6 +337,8 @@ static struct irq_chip normal_irq_type = {
.irq_disable = dummy,
.irq_enable = dummy,
.irq_ack = dummy,
.irq_mask = dummy,
.irq_unmask = dummy,
};
static struct irq_chip SIGVTALRM_irq_type = {
@ -344,6 +346,8 @@ static struct irq_chip SIGVTALRM_irq_type = {
.irq_disable = dummy,
.irq_enable = dummy,
.irq_ack = dummy,
.irq_mask = dummy,
.irq_unmask = dummy,
};
void __init init_IRQ(void)