diff options
author | Marcelo Tosatti <mtosatti@redhat.com> | 2009-10-08 17:55:03 +0400 |
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committer | Marcelo Tosatti <mtosatti@redhat.com> | 2009-10-16 19:30:25 +0400 |
commit | ace1546487a0fe4634e3251067f8a32cb2cdc099 (patch) | |
tree | 6f7ac8a23d0ac1ae5af287916cdd356de114f877 /arch/x86/kvm/i8254.c | |
parent | 012abeea669ea49636cf952d13298bb68654146a (diff) | |
download | linux-ace1546487a0fe4634e3251067f8a32cb2cdc099.tar.xz |
KVM: use proper hrtimer function to retrieve expiration time
hrtimer->base can be temporarily NULL due to racing hrtimer_start.
See switch_hrtimer_base/lock_hrtimer_base.
Use hrtimer_get_remaining which is robust against it.
CC: stable@kernel.org
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm/i8254.c')
-rw-r--r-- | arch/x86/kvm/i8254.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kvm/i8254.c b/arch/x86/kvm/i8254.c index 82ad523b4901..144e7f60b5e2 100644 --- a/arch/x86/kvm/i8254.c +++ b/arch/x86/kvm/i8254.c @@ -116,7 +116,7 @@ static s64 __kpit_elapsed(struct kvm *kvm) * itself with the initial count and continues counting * from there. */ - remaining = hrtimer_expires_remaining(&ps->pit_timer.timer); + remaining = hrtimer_get_remaining(&ps->pit_timer.timer); elapsed = ps->pit_timer.period - ktime_to_ns(remaining); elapsed = mod_64(elapsed, ps->pit_timer.period); |