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| author | Radim Krčmář <rkrcmar@redhat.com> | 2016-03-03 00:56:52 +0300 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2016-03-04 11:30:25 +0300 |
| commit | a0aace5ac0efdb2bcb71e10d9c9ca6a851fa59f9 (patch) | |
| tree | f91033e50e172a450daeff324a4dc9f1e880fa1f /arch/x86/kvm/i8254.h | |
| parent | ab4c14763b434d48bc7732e475ff4d5b6b9d3e3b (diff) | |
| download | linux-a0aace5ac0efdb2bcb71e10d9c9ca6a851fa59f9.tar.xz | |
KVM: i8254: turn kvm_kpit_state.reinject into atomic_t
Document possible races between readers and concurrent update to the
ioctl.
Suggested-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/i8254.h')
| -rw-r--r-- | arch/x86/kvm/i8254.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kvm/i8254.h b/arch/x86/kvm/i8254.h index f365dce4fb8d..2f5af0798326 100644 --- a/arch/x86/kvm/i8254.h +++ b/arch/x86/kvm/i8254.h @@ -31,7 +31,7 @@ struct kvm_kpit_state { u32 speaker_data_on; struct mutex lock; - bool reinject; + atomic_t reinject; atomic_t pending; /* accumulated triggered timers */ atomic_t irq_ack; struct kvm_irq_ack_notifier irq_ack_notifier; |