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-rw-r--r--arch/x86/xen/suspend.c1
-rw-r--r--arch/x86/xen/time.c13
-rw-r--r--arch/x86/xen/xen-ops.h1
3 files changed, 15 insertions, 0 deletions
diff --git a/arch/x86/xen/suspend.c b/arch/x86/xen/suspend.c
index 7ab10f6b39a..251669a932d 100644
--- a/arch/x86/xen/suspend.c
+++ b/arch/x86/xen/suspend.c
@@ -38,6 +38,7 @@ void xen_post_suspend(int suspend_cancelled)
xen_cpu_initialized_map = cpu_online_map;
#endif
xen_vcpu_restore();
+ xen_timer_resume();
}
}
diff --git a/arch/x86/xen/time.c b/arch/x86/xen/time.c
index c39e1a5aa24..ea137fb660c 100644
--- a/arch/x86/xen/time.c
+++ b/arch/x86/xen/time.c
@@ -572,6 +572,19 @@ void xen_setup_cpu_clockevents(void)
clockevents_register_device(&__get_cpu_var(xen_clock_events));
}
+void xen_timer_resume(void)
+{
+ int cpu;
+
+ if (xen_clockevent != &xen_vcpuop_clockevent)
+ return;
+
+ for_each_online_cpu(cpu) {
+ if (HYPERVISOR_vcpu_op(VCPUOP_stop_periodic_timer, cpu, NULL))
+ BUG();
+ }
+}
+
__init void xen_time_init(void)
{
int cpu = smp_processor_id();
diff --git a/arch/x86/xen/xen-ops.h b/arch/x86/xen/xen-ops.h
index a457e03e1b2..9a055592a30 100644
--- a/arch/x86/xen/xen-ops.h
+++ b/arch/x86/xen/xen-ops.h
@@ -37,6 +37,7 @@ void __init xen_time_init(void);
unsigned long xen_get_wallclock(void);
int xen_set_wallclock(unsigned long time);
unsigned long long xen_sched_clock(void);
+void xen_timer_resume(void);
irqreturn_t xen_debug_interrupt(int irq, void *dev_id);