diff options
| author | Jens Freimann <[email protected]> | 2014-08-11 15:39:43 +0200 |
|---|---|---|
| committer | Christian Borntraeger <[email protected]> | 2014-08-25 14:35:56 +0200 |
| commit | 331cbc277ec4ae5827b9ca538d9b5469fdca0947 (patch) | |
| tree | 21007a8c70159b2f76428251910373e1f63f6d3a | |
| parent | 7939503147f89f0799ddc89afec2aeae57dd7e2c (diff) | |
KVM: s390: don't use kvm lock in interrupt injection code
The kvm lock protects us against vcpus going away, but they only go
away when the virtual machine is shut down. We don't need this
mutex here, so let's get rid of it.
Signed-off-by: Jens Freimann <[email protected]>
Reviewed-by: David Hildenbrand <[email protected]>
Reviewed-by: Cornelia Huck <[email protected]>
Signed-off-by: Christian Borntraeger <[email protected]>
| -rw-r--r-- | arch/s390/kvm/interrupt.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c index e2f624058457..ba89bbbd2ed5 100644 --- a/arch/s390/kvm/interrupt.c +++ b/arch/s390/kvm/interrupt.c @@ -991,7 +991,6 @@ int kvm_s390_inject_vcpu(struct kvm_vcpu *vcpu, trace_kvm_s390_inject_vcpu(vcpu->vcpu_id, s390int->type, s390int->parm, s390int->parm64, 2); - mutex_lock(&vcpu->kvm->lock); li = &vcpu->arch.local_int; spin_lock(&li->lock); if (inti->type == KVM_S390_PROGRAM_INT) @@ -1003,7 +1002,6 @@ int kvm_s390_inject_vcpu(struct kvm_vcpu *vcpu, li->action_bits |= ACTION_STOP_ON_STOP; atomic_set_mask(CPUSTAT_EXT_INT, li->cpuflags); spin_unlock(&li->lock); - mutex_unlock(&vcpu->kvm->lock); kvm_s390_vcpu_wakeup(vcpu); return 0; } |