KVM_REQ_MIGRATE_TIMER 2830 arch/x86/kvm/x86.c if (test_and_clear_bit(KVM_REQ_MIGRATE_TIMER, &vcpu->requests)) KVM_REQ_MIGRATE_TIMER 312 include/linux/kvm_host.h set_bit(KVM_REQ_MIGRATE_TIMER, &vcpu->requests);