From: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
To: linux-ia64@vger.kernel.org
Subject: [RFC][patch 5/10] Multiple vector domain support - change __ia64_local_vector_to_irq
Date: Thu, 14 Jul 2005 09:28:53 +0000 [thread overview]
Message-ID: <42D63055.6070900@jp.fujitsu.com> (raw)
This patch changes __ia64_local_vector_to_irq() to eliminate identity
mapping between IA-64 vectors and linux IRQs.
Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
---
linux-2.6.13-rc1-kanesige/arch/ia64/kernel/irq.c | 3 ++-
linux-2.6.13-rc1-kanesige/include/asm-ia64/hw_irq.h | 3 ++-
2 files changed, 4 insertions(+), 2 deletions(-)
diff -puN arch/ia64/kernel/irq.c~vector-domain-ia64-change-__ia64_local_vector_to_irq arch/ia64/kernel/irq.c
--- linux-2.6.13-rc1/arch/ia64/kernel/irq.c~vector-domain-ia64-change-__ia64_local_vector_to_irq 2005-07-13 16:12:48.000000000 +0900
+++ linux-2.6.13-rc1-kanesige/arch/ia64/kernel/irq.c 2005-07-13 16:12:48.000000000 +0900
@@ -35,7 +35,8 @@ 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;
+ int domain = ia64_cpu_to_domain(smp_processor_id());
+ return gsv_to_irq(domain_vector_to_gsv(domain, vec));
}
#endif
diff -puN include/asm-ia64/hw_irq.h~vector-domain-ia64-change-__ia64_local_vector_to_irq include/asm-ia64/hw_irq.h
--- linux-2.6.13-rc1/include/asm-ia64/hw_irq.h~vector-domain-ia64-change-__ia64_local_vector_to_irq 2005-07-13 16:12:48.000000000 +0900
+++ linux-2.6.13-rc1-kanesige/include/asm-ia64/hw_irq.h 2005-07-13 16:12:48.000000000 +0900
@@ -181,7 +181,8 @@ extern irq_desc_t irq_desc[NR_IRQS];
static inline unsigned int
__ia64_local_vector_to_irq (ia64_vector vec)
{
- return (unsigned int) vec;
+ int domain = ia64_cpu_to_domain(smp_processor_id());
+ return gsv_to_irq(domain_vector_to_gsv(domain, vec));
}
#endif
_
reply other threads:[~2005-07-14 9:28 UTC|newest]
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