diff options
| author | Christian Borntraeger | 2009-05-12 17:21:50 +0200 |
|---|---|---|
| committer | Avi Kivity | 2009-06-10 10:48:56 +0200 |
| commit | b037a4f34ec51b6c8ccb352a04056c04a4bfc269 (patch) | |
| tree | 9ae7a04c170ecfca9ac2973c69383454c0aa8e60 /arch/s390/kvm/kvm-s390.c | |
| parent | KVM: s390: use hrtimer for clock wakeup from idle - v2 (diff) | |
| download | kernel-qcow2-linux-b037a4f34ec51b6c8ccb352a04056c04a4bfc269.tar.gz kernel-qcow2-linux-b037a4f34ec51b6c8ccb352a04056c04a4bfc269.tar.xz kernel-qcow2-linux-b037a4f34ec51b6c8ccb352a04056c04a4bfc269.zip | |
KVM: s390: optimize float int lock: spin_lock_bh --> spin_lock
The floating interrupt lock is only taken in process context. We can
replace all spin_lock_bh with standard spin_lock calls.
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Christian Ehrhardt <ehrhardt@de.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/s390/kvm/kvm-s390.c')
| -rw-r--r-- | arch/s390/kvm/kvm-s390.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c index dc3d06811fd8..36c654d2d64a 100644 --- a/arch/s390/kvm/kvm-s390.c +++ b/arch/s390/kvm/kvm-s390.c @@ -318,11 +318,11 @@ struct kvm_vcpu *kvm_arch_vcpu_create(struct kvm *kvm, spin_lock_init(&vcpu->arch.local_int.lock); INIT_LIST_HEAD(&vcpu->arch.local_int.list); vcpu->arch.local_int.float_int = &kvm->arch.float_int; - spin_lock_bh(&kvm->arch.float_int.lock); + spin_lock(&kvm->arch.float_int.lock); kvm->arch.float_int.local_int[id] = &vcpu->arch.local_int; init_waitqueue_head(&vcpu->arch.local_int.wq); vcpu->arch.local_int.cpuflags = &vcpu->arch.sie_block->cpuflags; - spin_unlock_bh(&kvm->arch.float_int.lock); + spin_unlock(&kvm->arch.float_int.lock); rc = kvm_vcpu_init(vcpu, kvm, id); if (rc) |