diff options
Diffstat (limited to 'drivers/xen/events.c')
| -rw-r--r-- | drivers/xen/events.c | 27 |
1 files changed, 9 insertions, 18 deletions
diff --git a/drivers/xen/events.c b/drivers/xen/events.c index 4035e83..ddcdbb5 100644 --- a/drivers/xen/events.c +++ b/drivers/xen/events.c @@ -1558,13 +1558,13 @@ static int set_affinity_irq(struct irq_data *data, const struct cpumask *dest, return rebind_irq_to_cpu(data->irq, tcpu); } -int resend_irq_on_evtchn(unsigned int irq) +static int retrigger_evtchn(int evtchn) { - int masked, evtchn = evtchn_from_irq(irq); + int masked; struct shared_info *s = HYPERVISOR_shared_info; if (!VALID_EVTCHN(evtchn)) - return 1; + return 0; masked = sync_test_and_set_bit(evtchn, BM(s->evtchn_mask)); sync_set_bit(evtchn, BM(s->evtchn_pending)); @@ -1574,6 +1574,11 @@ int resend_irq_on_evtchn(unsigned int irq) return 1; } +int resend_irq_on_evtchn(unsigned int irq) +{ + return retrigger_evtchn(evtchn_from_irq(irq)); +} + static void enable_dynirq(struct irq_data *data) { int evtchn = evtchn_from_irq(data->irq); @@ -1608,21 +1613,7 @@ static void mask_ack_dynirq(struct irq_data *data) static int retrigger_dynirq(struct irq_data *data) { - int evtchn = evtchn_from_irq(data->irq); - struct shared_info *sh = HYPERVISOR_shared_info; - int ret = 0; - - if (VALID_EVTCHN(evtchn)) { - int masked; - - masked = sync_test_and_set_bit(evtchn, BM(sh->evtchn_mask)); - sync_set_bit(evtchn, BM(sh->evtchn_pending)); - if (!masked) - unmask_evtchn(evtchn); - ret = 1; - } - - return ret; + return retrigger_evtchn(evtchn_from_irq(data->irq)); } static void restore_pirqs(void) |
