diff options
| -rw-r--r-- | arch/loongarch/kvm/vcpu.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/loongarch/kvm/vcpu.c b/arch/loongarch/kvm/vcpu.c index 9e8030d45129..7c5c8f8d988e 100644 --- a/arch/loongarch/kvm/vcpu.c +++ b/arch/loongarch/kvm/vcpu.c @@ -354,6 +354,17 @@ static int _kvm_getcsr(struct kvm_vcpu *vcpu, unsigned int id, u64 *val) return -EINVAL; if (id == LOONGARCH_CSR_ESTAT) { + preempt_disable(); + vcpu_load(vcpu); + /* + * Sync pending interrupts into ESTAT so that interrupt + * remains during VM migration stage + */ + kvm_deliver_intr(vcpu); + vcpu->arch.aux_inuse &= ~KVM_LARCH_SWCSR_LATEST; + vcpu_put(vcpu); + preempt_enable(); + /* ESTAT IP0~IP7 get from GINTC */ gintc = kvm_read_sw_gcsr(csr, LOONGARCH_CSR_GINTC) & 0xff; *val = kvm_read_sw_gcsr(csr, LOONGARCH_CSR_ESTAT) | (gintc << 2); |