KVM: ia64: Use guest signal mask when blocking

Before a vcpu blocks, it should switch to the guest signal mask to allow
signals to unblock it.

Signed-off-by: Xiantao Zhang <xiantao.zhang@intel.com>
Signed-off-by: Avi Kivity <avi@redhat.com>

diff --git a/arch/ia64/kvm/kvm-ia64.c b/arch/ia64/kvm/kvm-ia64.c
index 3caac47..af1464f 100644 (file)
--- a/arch/ia64/kvm/kvm-ia64.c
+++ b/arch/ia64/kvm/kvm-ia64.c
@@ -673,16 +673,16 @@ int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
 
        vcpu_load(vcpu);
 
+       if (vcpu->sigset_active)
+               sigprocmask(SIG_SETMASK, &vcpu->sigset, &sigsaved);
+
        if (unlikely(vcpu->arch.mp_state == KVM_MP_STATE_UNINITIALIZED)) {
                kvm_vcpu_block(vcpu);
                clear_bit(KVM_REQ_UNHALT, &vcpu->requests);
-               vcpu_put(vcpu);
-               return -EAGAIN;
+               r = -EAGAIN;
+               goto out;
        }
 
-       if (vcpu->sigset_active)
-               sigprocmask(SIG_SETMASK, &vcpu->sigset, &sigsaved);
-
        if (vcpu->mmio_needed) {
                memcpy(vcpu->mmio_data, kvm_run->mmio.data, 8);
                kvm_set_mmio_data(vcpu);
@@ -690,7 +690,7 @@ int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
                vcpu->mmio_needed = 0;
        }
        r = __vcpu_run(vcpu, kvm_run);
-
+out:
        if (vcpu->sigset_active)
                sigprocmask(SIG_SETMASK, &sigsaved, NULL);