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| author | Marcelo Tosatti <mtosatti@redhat.com> | 2012-06-11 23:18:33 -0300 |
|---|---|---|
| committer | Marcelo Tosatti <mtosatti@redhat.com> | 2012-06-11 23:18:33 -0300 |
| commit | e32025a56403df4386cd61a741c0a36afe79ae8a (patch) | |
| tree | e0f501841181c2bb4f920a1d1d2a94a1455fb691 | |
| parent | 4e3c8a1b1c63482403e9d5e3148dee1a711e4b91 (diff) | |
x86: kvmclock: remove check_and_clear_guest_paused warning
CPU offline path calls the hrtimer interrupt handler with interrupts
disabled, without touching preempt_count, triggering this warning.
Remove the warning since it is supposed to be used from hrtimer
interrupt context only.
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
| -rw-r--r-- | arch/x86/kernel/kvmclock.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/arch/x86/kernel/kvmclock.c b/arch/x86/kernel/kvmclock.c index 086eb58c6e8..f1b42b3a186 100644 --- a/arch/x86/kernel/kvmclock.c +++ b/arch/x86/kernel/kvmclock.c @@ -120,11 +120,6 @@ bool kvm_check_and_clear_guest_paused(void) bool ret = false; struct pvclock_vcpu_time_info *src; - /* - * per_cpu() is safe here because this function is only called from - * timer functions where preemption is already disabled. - */ - WARN_ON(!in_atomic()); src = &__get_cpu_var(hv_clock); if ((src->flags & PVCLOCK_GUEST_STOPPED) != 0) { __this_cpu_and(hv_clock.flags, ~PVCLOCK_GUEST_STOPPED); |