xen/events: add xen_evtchn_mask_all()
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>
diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c
index a690666..c6d64f1 100644
--- a/drivers/xen/events/events_base.c
+++ b/drivers/xen/events/events_base.c
@@ -344,6 +344,14 @@
info->cpu = cpu;
}
+static void xen_evtchn_mask_all(void)
+{
+ unsigned int evtchn;
+
+ for (evtchn = 0; evtchn < xen_evtchn_nr_channels(); evtchn++)
+ mask_evtchn(evtchn);
+}
+
/**
* notify_remote_via_irq - send event to remote end of event channel via irq
* @irq: irq of event channel to send event to
@@ -1520,12 +1528,11 @@
void xen_irq_resume(void)
{
- unsigned int cpu, evtchn;
+ unsigned int cpu;
struct irq_info *info;
/* New event-channel space is not 'live' yet. */
- for (evtchn = 0; evtchn < xen_evtchn_nr_channels(); evtchn++)
- mask_evtchn(evtchn);
+ xen_evtchn_mask_all();
/* No IRQ <-> event-channel mappings. */
list_for_each_entry(info, &xen_irq_list_head, list)
@@ -1624,8 +1631,6 @@
void __init xen_init_IRQ(void)
{
- int i;
-
xen_evtchn_2l_init();
evtchn_to_irq = kcalloc(EVTCHN_ROW(xen_evtchn_max_channels()),
@@ -1633,8 +1638,7 @@
BUG_ON(!evtchn_to_irq);
/* No event channels are 'live' right now. */
- for (i = 0; i < xen_evtchn_nr_channels(); i++)
- mask_evtchn(i);
+ xen_evtchn_mask_all();
pirq_needs_eoi = pirq_needs_eoi_flag;