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-rw-r--r--drivers/xen/events.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/xen/events.c b/drivers/xen/events.c
index 321a0c8346e5..d770b8c8885b 100644
--- a/drivers/xen/events.c
+++ b/drivers/xen/events.c
@@ -286,9 +286,9 @@ static void bind_evtchn_to_cpu(unsigned int chn, unsigned int cpu)
static void init_evtchn_cpu_bindings(void)
{
+ int i;
#ifdef CONFIG_SMP
struct irq_desc *desc;
- int i;
/* By default all event channels notify CPU#0. */
for_each_irq_desc(i, desc) {
@@ -296,7 +296,10 @@ static void init_evtchn_cpu_bindings(void)
}
#endif
- memset(cpu_evtchn_mask(0), ~0, sizeof(struct cpu_evtchn_s));
+ for_each_possible_cpu(i)
+ memset(cpu_evtchn_mask(i),
+ (i == 0) ? ~0 : 0, sizeof(struct cpu_evtchn_s));
+
}
static inline void clear_evtchn(int port)