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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-11-20 14:57:43 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-11-20 14:57:43 -0800 |
| commit | a4cc3889f7e2c3f2fd15b492822c889fed5e1800 (patch) | |
| tree | d455a7392bc48aa44f61346e09b9cab63522d5b9 /arch/x86/kernel | |
| parent | bb893d15b564f7711b60e0bc12966d049980582d (diff) | |
| parent | 95ef1e52922cf75b1ea2eae54ef886f2cc47eecb (diff) | |
| download | linux-a4cc3889f7e2c3f2fd15b492822c889fed5e1800.tar.bz2 | |
Merge branch 'kvm-updates/3.2' of git://git.kernel.org/pub/scm/virt/kvm/kvm
* 'kvm-updates/3.2' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
KVM guest: prevent tracing recursion with kvmclock
Revert "KVM: PPC: Add support for explicit HIOR setting"
KVM: VMX: Check for automatic switch msr table overflow
KVM: VMX: Add support for guest/host-only profiling
KVM: VMX: add support for switching of PERF_GLOBAL_CTRL
KVM: s390: announce SYNC_MMU
KVM: s390: Fix tprot locking
KVM: s390: handle SIGP sense running intercepts
KVM: s390: Fix RUNNING flag misinterpretation
Diffstat (limited to 'arch/x86/kernel')
| -rw-r--r-- | arch/x86/kernel/kvmclock.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/x86/kernel/kvmclock.c b/arch/x86/kernel/kvmclock.c index c1a0188e29ae..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; } |