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xen/events: replace raw bit ops with functions

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In preparation for adding event channel port ops, use set_evtchn()
instead of sync_set_bit().

Signed-off-by: Wei Liu <wei.liu2@citrix.com>
Signed-off-by: David Vrabel <david.vrabel@citrix.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
This commit is contained in:
Wei Liu 2013-03-07 15:50:28 +00:00 committed by Konrad Rzeszutek Wilk
parent 3f70fa8282
commit 76ec8d64ce
1 changed files with 1 additions and 2 deletions
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3
drivers/xen/events.c
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@ -1548,13 +1548,12 @@ static int set_affinity_irq(struct irq_data *data, const struct cpumask *dest,
static int retrigger_evtchn(int evtchn)
{
int masked;
struct shared_info *s = HYPERVISOR_shared_info;
if (!VALID_EVTCHN(evtchn))
return 0;
masked = test_and_set_mask(evtchn);
sync_set_bit(evtchn, BM(s->evtchn_pending));
set_evtchn(evtchn);
if (!masked)
unmask_evtchn(evtchn);