Commit-ID: a71b092a9c68685a270ebdde7b5986ba8787e575
Gitweb: http://git.kernel.org/tip/a71b092a9c68685a270ebdde7b5986ba8787e575
Author: Marc Zyngier <marc.zyngier@xxxxxxx>
AuthorDate: Tue, 26 Aug 2014 11:03:18 +0100
Committer: Jason Cooper <jason@xxxxxxxxxxxxxx>
CommitDate: Wed, 3 Sep 2014 12:58:36 +0000
ARM: Convert handle_IRQ to use __handle_domain_irq
In order to limit code duplication, convert the architecture specific
handle_IRQ to use the generic __handle_domain_irq function.
Signed-off-by: Marc Zyngier <marc.zyngier@xxxxxxx>
Link: https://lkml.kernel.org/r/1409047421-27649-4-git-send-email-marc.zyngier@xxxxxxx
Signed-off-by: Jason Cooper <jason@xxxxxxxxxxxxxx>
---
arch/arm/Kconfig | 1 +
arch/arm/kernel/irq.c | 19 +------------------
2 files changed, 2 insertions(+), 18 deletions(-)
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index c49a775..5918d40 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -24,6 +24,7 @@ config ARM
select GENERIC_SMP_IDLE_THREAD
select GENERIC_STRNCPY_FROM_USER
select GENERIC_STRNLEN_USER
+ select HANDLE_DOMAIN_IRQ
select HARDIRQS_SW_RESEND
select HAVE_ARCH_AUDITSYSCALL if (AEABI && !OABI_COMPAT)
select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL
diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c
index 2c42576..0509d07 100644
--- a/arch/arm/kernel/irq.c
+++ b/arch/arm/kernel/irq.c
@@ -65,24 +65,7 @@ int arch_show_interrupts(struct seq_file *p, int prec)
*/
void handle_IRQ(unsigned int irq, struct pt_regs *regs)
{
- struct pt_regs *old_regs = set_irq_regs(regs);
-
- irq_enter();
-
- /*
- * Some hardware gives randomly wrong interrupts. Rather
- * than crashing, do something sensible.
- */
- if (unlikely(irq >= nr_irqs)) {
- if (printk_ratelimit())
- printk(KERN_WARNING "Bad IRQ%u\n", irq);
- ack_bad_irq(irq);
- } else {
- generic_handle_irq(irq);
- }
-
- irq_exit();
- set_irq_regs(old_regs);
+ __handle_domain_irq(NULL, irq, false, regs);
}
/*
--
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