diff options
Diffstat (limited to 'drivers/xen/events/events_base.c')
| -rw-r--r-- | drivers/xen/events/events_base.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c index b52852f38cff..b241bfa529ce 100644 --- a/drivers/xen/events/events_base.c +++ b/drivers/xen/events/events_base.c @@ -1303,10 +1303,9 @@ void rebind_evtchn_irq(int evtchn, int irq) } /* Rebind an evtchn so that it gets delivered to a specific cpu */ -static int rebind_irq_to_cpu(unsigned irq, unsigned tcpu) +int xen_rebind_evtchn_to_cpu(int evtchn, unsigned tcpu) { struct evtchn_bind_vcpu bind_vcpu; - int evtchn = evtchn_from_irq(irq); int masked; if (!VALID_EVTCHN(evtchn)) @@ -1338,13 +1337,18 @@ static int rebind_irq_to_cpu(unsigned irq, unsigned tcpu) return 0; } +EXPORT_SYMBOL_GPL(xen_rebind_evtchn_to_cpu); static int set_affinity_irq(struct irq_data *data, const struct cpumask *dest, bool force) { unsigned tcpu = cpumask_first_and(dest, cpu_online_mask); + int ret = xen_rebind_evtchn_to_cpu(evtchn_from_irq(data->irq), tcpu); + + if (!ret) + irq_data_update_effective_affinity(data, cpumask_of(tcpu)); - return rebind_irq_to_cpu(data->irq, tcpu); + return ret; } static void enable_dynirq(struct irq_data *data) |