From 83d4e6e7fba0b2a01092f0cf14ba2e33bd1253e9 Mon Sep 17 00:00:00 2001 From: Andreas Mohr Date: Fri, 23 Jun 2006 02:05:32 -0700 Subject: [PATCH] make noirqdebug/irqfixup __read_mostly, add (un)likely() Signed-off-by: Andreas Mohr Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- kernel/irq/spurious.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) (limited to 'kernel/irq/spurious.c') diff --git a/kernel/irq/spurious.c b/kernel/irq/spurious.c index 7df9abd5ec86..b2fb3c18d06b 100644 --- a/kernel/irq/spurious.c +++ b/kernel/irq/spurious.c @@ -11,7 +11,7 @@ #include #include -static int irqfixup; +static int irqfixup __read_mostly; /* * Recovery handler for misrouted interrupts. @@ -136,9 +136,9 @@ static void report_bad_irq(unsigned int irq, irq_desc_t *desc, irqreturn_t actio void note_interrupt(unsigned int irq, irq_desc_t *desc, irqreturn_t action_ret, struct pt_regs *regs) { - if (action_ret != IRQ_HANDLED) { + if (unlikely(action_ret != IRQ_HANDLED)) { desc->irqs_unhandled++; - if (action_ret != IRQ_NONE) + if (unlikely(action_ret != IRQ_NONE)) report_bad_irq(irq, desc, action_ret); } @@ -152,11 +152,11 @@ void note_interrupt(unsigned int irq, irq_desc_t *desc, irqreturn_t action_ret, } desc->irq_count++; - if (desc->irq_count < 100000) + if (likely(desc->irq_count < 100000)) return; desc->irq_count = 0; - if (desc->irqs_unhandled > 99900) { + if (unlikely(desc->irqs_unhandled > 99900)) { /* * The interrupt is stuck */ @@ -171,7 +171,7 @@ void note_interrupt(unsigned int irq, irq_desc_t *desc, irqreturn_t action_ret, desc->irqs_unhandled = 0; } -int noirqdebug; +int noirqdebug __read_mostly; int __init noirqdebug_setup(char *str) { -- cgit v1.2.2