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Commit 24ac26d4 authored by David S. Miller's avatar David S. Miller Committed by David S. Miller
Browse files

[SPARC64]: Let irq_install_pre_handler() get called multiple times. 



Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 946ea099

arch/sparc64/kernel/irq.c

+4 −0
Original line number Diff line number Diff line
@@ -414,6 +414,10 @@ void irq_install_pre_handler(int virt_irq, 
	data->pre_handler_arg1 = arg1;

	data->pre_handler_arg2 = arg2;



	if (desc->chip == &sun4u_irq_ack ||

	    desc->chip == &sun4v_irq_ack)

		return;



	desc->chip = (desc->chip == &sun4u_irq ?

		      &sun4u_irq_ack : &sun4v_irq_ack);

}