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path: root/drivers/xen/events/events_2l.c
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Diffstat (limited to 'drivers/xen/events/events_2l.c')
-rw-r--r--drivers/xen/events/events_2l.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/xen/events/events_2l.c b/drivers/xen/events/events_2l.c
index 5db43fc100a4..7dd46312c180 100644
--- a/drivers/xen/events/events_2l.c
+++ b/drivers/xen/events/events_2l.c
@@ -345,6 +345,15 @@ irqreturn_t xen_debug_interrupt(int irq, void *dev_id)
return IRQ_HANDLED;
}
+static void evtchn_2l_resume(void)
+{
+ int i;
+
+ for_each_online_cpu(i)
+ memset(per_cpu(cpu_evtchn_mask, i), 0, sizeof(xen_ulong_t) *
+ EVTCHN_2L_NR_CHANNELS/BITS_PER_EVTCHN_WORD);
+}
+
static const struct evtchn_ops evtchn_ops_2l = {
.max_channels = evtchn_2l_max_channels,
.nr_channels = evtchn_2l_max_channels,
@@ -356,6 +365,7 @@ static const struct evtchn_ops evtchn_ops_2l = {
.mask = evtchn_2l_mask,
.unmask = evtchn_2l_unmask,
.handle_events = evtchn_2l_handle_events,
+ .resume = evtchn_2l_resume,
};
void __init xen_evtchn_2l_init(void)