KVM: x86: missing locking in PIT/IRQCHIP/SET_BSP_CPU ioctl paths

Correct missing locking in a few places in x86's vm_ioctl handling path.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>

1 files changed, 0 insertions, 2 deletions

diff --git a/arch/x86/kvm/i8254.c b/arch/x86/kvm/i8254.c
index 15fc95b2fc05..bcd00c76d69e 100644
--- a/arch/x86/kvm/i8254.c
+++ b/arch/x86/kvm/i8254.c
@@ -345,9 +345,7 @@ static void pit_load_count(struct kvm *kvm, int channel, u32 val)
 
 void kvm_pit_load_count(struct kvm *kvm, int channel, u32 val)
 {
-        mutex_lock(&kvm->arch.vpit->pit_state.lock);
         pit_load_count(kvm, channel, val);
-        mutex_unlock(&kvm->arch.vpit->pit_state.lock);
 }
 
 static inline struct kvm_pit *dev_to_pit(struct kvm_io_device *dev)