Commit 5fa3a246 authored by Venki Pallipadi's avatar Venki Pallipadi Committed by Thomas Gleixner

x86: block irq balancing for timer

Disable irq balancing on IRQ0.  Several SIS chipsets lock up when you try to
change affinity of IRQ #0.
Signed-off-by: default avatarVenkatesh Pallipadi <venkatesh.pallipadi@intel.com>
Signed-off-by: default avatarAndi Kleen <ak@suse.de>
Cc: john stultz <johnstul@us.ibm.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Signed-off-by: default avatarArjan van de Ven <arjan@linux.intel.com>
parent 3c9aea47
...@@ -360,7 +360,7 @@ void stop_timer_interrupt(void) ...@@ -360,7 +360,7 @@ void stop_timer_interrupt(void)
static struct irqaction irq0 = { static struct irqaction irq0 = {
.handler = timer_interrupt, .handler = timer_interrupt,
.flags = IRQF_DISABLED | IRQF_IRQPOLL, .flags = IRQF_DISABLED | IRQF_IRQPOLL | IRQF_NOBALANCING,
.mask = CPU_MASK_NONE, .mask = CPU_MASK_NONE,
.name = "timer" .name = "timer"
}; };
......
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