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authorJeremy Fitzhardinge <jeremy@goop.org>2008-05-31 01:33:03 +0100
committerIngo Molnar <mingo@elte.hu>2008-06-02 13:25:44 +0200
commitd07af1f0e3a3e378074fc36322dd7b0e72d9a3e2 (patch)
tree03bdfcd4bc079704eae010e6006301f801c9eefc /arch/x86/xen/time.c
parent9c7a794209f8a91f47697c3be20597eb60531e6d (diff)
xen: resume timers on all vcpus
On resume, the vcpu timer modes will not be restored. The timer infrastructure doesn't do this for us, since it assumes the cpus are offline. We can just poke the other vcpus into the right mode directly though. Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/xen/time.c')
-rw-r--r--arch/x86/xen/time.c13
1 files changed, 13 insertions, 0 deletions
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();