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Diffstat (limited to 'arch/x86/kernel/kvmclock.c')
-rw-r--r--arch/x86/kernel/kvmclock.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/x86/kernel/kvmclock.c b/arch/x86/kernel/kvmclock.c
index 6389a6bca11b..44842d756b29 100644
--- a/arch/x86/kernel/kvmclock.c
+++ b/arch/x86/kernel/kvmclock.c
@@ -74,9 +74,10 @@ static cycle_t kvm_clock_read(void)
struct pvclock_vcpu_time_info *src;
cycle_t ret;
- src = &get_cpu_var(hv_clock);
+ preempt_disable_notrace();
+ src = &__get_cpu_var(hv_clock);
ret = pvclock_clocksource_read(src);
- put_cpu_var(hv_clock);
+ preempt_enable_notrace();
return ret;
}
@@ -160,6 +161,7 @@ static void __cpuinit kvm_setup_secondary_clock(void)
static void kvm_crash_shutdown(struct pt_regs *regs)
{
native_write_msr(msr_kvm_system_time, 0, 0);
+ kvm_disable_steal_time();
native_machine_crash_shutdown(regs);
}
#endif
@@ -167,6 +169,7 @@ static void kvm_crash_shutdown(struct pt_regs *regs)
static void kvm_shutdown(void)
{
native_write_msr(msr_kvm_system_time, 0, 0);
+ kvm_disable_steal_time();
native_machine_shutdown();
}
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