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17311c03c3
IRQ_PER_CPU is a bit in the struct irq_desc "status" field, not in the struct irqaction "flags", so the previous code checked the wrong bit. SA_PERCPU_IRQ is only used by drivers/char/mmtimer.c for SGI ia64 boxes. Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com> Acked-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>