diff options
| -rw-r--r-- | arch/powerpc/kvm/book3s_xive.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/powerpc/kvm/book3s_xive.c b/arch/powerpc/kvm/book3s_xive.c index 4280cd8bb70c..4953957333b7 100644 --- a/arch/powerpc/kvm/book3s_xive.c +++ b/arch/powerpc/kvm/book3s_xive.c @@ -1096,6 +1096,21 @@ void kvmppc_xive_disable_vcpu_interrupts(struct kvm_vcpu *vcpu) arch_spin_unlock(&sb->lock); } } + + /* Disable vcpu's escalation interrupt */ + if (vcpu->arch.xive_esc_on) { + __raw_readq((void __iomem *)(vcpu->arch.xive_esc_vaddr + + XIVE_ESB_SET_PQ_01)); + vcpu->arch.xive_esc_on = false; + } + + /* + * Clear pointers to escalation interrupt ESB. + * This is safe because the vcpu->mutex is held, preventing + * any other CPU from concurrently executing a KVM_RUN ioctl. + */ + vcpu->arch.xive_esc_vaddr = 0; + vcpu->arch.xive_esc_raddr = 0; } void kvmppc_xive_cleanup_vcpu(struct kvm_vcpu *vcpu) |