Implement kvm handle loongarch vcpu idle exception, using kvm_vcpu_block
to emulate it.
Signed-off-by: Tianrui Zhao <zhaotianrui@xxxxxxxxxxx>
---
arch/loongarch/kvm/exit.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/arch/loongarch/kvm/exit.c b/arch/loongarch/kvm/exit.c
index f151cc2dd..6618a410a 100644
--- a/arch/loongarch/kvm/exit.c
+++ b/arch/loongarch/kvm/exit.c
@@ -190,3 +190,15 @@ int _kvm_complete_iocsr_read(struct kvm_vcpu *vcpu, struct kvm_run *run)
return er;
}
+
+int _kvm_emu_idle(struct kvm_vcpu *vcpu)
+{
+ ++vcpu->stat.idle_exits;
+ trace_kvm_exit_idle(vcpu, KVM_TRACE_EXIT_IDLE);
+ if (!vcpu->arch.irq_pending) {
+ kvm_save_timer(vcpu);
+ kvm_vcpu_block(vcpu);
+ }
+
+ return EMULATE_DONE;
+}
--
2.31.1
