Commit eff2c2f6 authored by Ivan Kokshaysky's avatar Ivan Kokshaysky Committed by Linus Torvalds
Browse files

[PATCH] alpha: fix IRQ handling lockup 



Fix a lockup which was introduced during the conversion to the generic IRQ
framework.

Cc: Richard Henderson <rth@twiddle.net>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 10ad1b73

arch/alpha/kernel/irq.c

+6 −1
Original line number Diff line number Diff line
@@ -151,8 +151,13 @@ handle_irq(int irq, struct pt_regs * regs) 
	}



	irq_enter();

	/*

	 * __do_IRQ() must be called with IPL_MAX. Note that we do not

	 * explicitly enable interrupts afterwards - some MILO PALcode

	 * (namely LX164 one) seems to have severe problems with RTI

	 * at IPL 0.

	 */

	local_irq_disable();

	__do_IRQ(irq, regs);

	local_irq_enable();

	irq_exit();

}