From e04195644eea7c6c14007922257704ec67156cd1 Mon Sep 17 00:00:00 2001 From: Jeremy Fitzhardinge Date: Tue, 16 Nov 2010 14:56:47 -0800 Subject: [PATCH] xen/events: use locked set|clear_bit() for cpu_evtchn_mask The per-cpu event channel masks can be updated unlocked from multiple CPUs, so use the locked variant. Signed-off-by: Jeremy Fitzhardinge --- drivers/xen/events.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/xen/events.c b/drivers/xen/events.c index d770b8c8885b..d6d4f76ed500 100644 --- a/drivers/xen/events.c +++ b/drivers/xen/events.c @@ -278,8 +278,8 @@ static void bind_evtchn_to_cpu(unsigned int chn, unsigned int cpu) cpumask_copy(irq_to_desc(irq)->affinity, cpumask_of(cpu)); #endif - __clear_bit(chn, cpu_evtchn_mask(cpu_from_irq(irq))); - __set_bit(chn, cpu_evtchn_mask(cpu)); + clear_bit(chn, cpu_evtchn_mask(cpu_from_irq(irq))); + set_bit(chn, cpu_evtchn_mask(cpu)); irq_info[irq].cpu = cpu; } -- 2.30.2