x86: build fix in "xen spinlock updates and performance measurements"

[linux-2.6-omap-h63xx.git] / arch / x86 / xen / time.c

diff --git a/arch/x86/xen/time.c b/arch/x86/xen/time.c
index 41e217503c96552868d7d350711aaabaeff54d24..20182d9072c416791e1748652310a7d5eeb21685 100644 (file)
--- a/arch/x86/xen/time.c
+++ b/arch/x86/xen/time.c
@@ -30,8 +30,6 @@
 #define TIMER_SLOP     100000
 #define NS_PER_TICK    (1000000000LL / HZ)
 
-static cycle_t xen_clocksource_read(void);
-
 /* runstate info updated by Xen */
 static DEFINE_PER_CPU(struct vcpu_runstate_info, runstate);
 
@@ -197,8 +195,8 @@ unsigned long long xen_sched_clock(void)
 }
 
 
-/* Get the CPU speed from Xen */
-unsigned long xen_cpu_khz(void)
+/* Get the TSC speed from Xen */
+unsigned long xen_tsc_khz(void)
 {
        u64 xen_khz = 1000000ULL << 32;
        const struct pvclock_vcpu_time_info *info =
@@ -213,7 +211,7 @@ unsigned long xen_cpu_khz(void)
        return xen_khz;
 }
 
-static cycle_t xen_clocksource_read(void)
+cycle_t xen_clocksource_read(void)
 {
         struct pvclock_vcpu_time_info *src;
        cycle_t ret;
@@ -459,6 +457,19 @@ 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();