From e1b30a392835e92581db09a4e8b4b2ad53a0c370 Mon Sep 17 00:00:00 2001 From: Yasuaki Ishimatsu Date: Tue, 17 Jul 2007 21:22:23 +0900 Subject: [IA64] Add mapping table between irq and vector Add mapping tables between irqs and vectors, and its management code. This is necessary for supporting multiple vector domain because 1:1 mapping between irq and vector will be changed to n:1. The irq == vector relationship between irqs and vectors is explicitly remained for percpu interrupts, platform interrupts, isa IRQs and vectors assigned using assign_irq_vector() because some programs might depend on it. And I should consider the following problem. When pci drivers enabled/disabled devices dynamically, its irq number is changed to the different one. Therefore, suspend/resume code may happen problem. To fix this problem, I bound gsi to irq. Signed-off-by: Kenji Kaneshige Signed-off-by: Yasuaki Ishimatsu Signed-off-by: Tony Luck --- arch/ia64/kernel/irq.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch/ia64/kernel/irq.c') diff --git a/arch/ia64/kernel/irq.c b/arch/ia64/kernel/irq.c index 407b458..cc3ee4e 100644 --- a/arch/ia64/kernel/irq.c +++ b/arch/ia64/kernel/irq.c @@ -35,7 +35,7 @@ void ack_bad_irq(unsigned int irq) #ifdef CONFIG_IA64_GENERIC unsigned int __ia64_local_vector_to_irq (ia64_vector vec) { - return (unsigned int) vec; + return __get_cpu_var(vector_irq)[vec]; } #endif -- cgit v1.1