powerpc/kvm/emulate.c

77 	enum emulation_result emulated = EMULATE_DONE;
115 		emulated = vcpu->kvm->arch.kvm_ops->emulate_mtspr(vcpu, sprn,
117 		if (emulated == EMULATE_FAIL)
125 	return emulated;
130 	enum emulation_result emulated = EMULATE_DONE;
176 		emulated = vcpu->kvm->arch.kvm_ops->emulate_mfspr(vcpu, sprn,
178 		if (unlikely(emulated == EMULATE_FAIL)) {
185 	if (emulated == EMULATE_DONE)
189 	return emulated;
199 	enum emulation_result emulated;
205 	emulated = kvmppc_get_last_inst(vcpu, INST_GENERIC, &pinst);
207 	if (emulated != EMULATE_DONE)
208 		return emulated;
245 			emulated = kvmppc_emulate_mfspr(vcpu, sprn, rt);
246 			if (emulated == EMULATE_AGAIN) {
247 				emulated = EMULATE_DONE;
253 			emulated = kvmppc_emulate_mtspr(vcpu, sprn, rs);
254 			if (emulated == EMULATE_AGAIN) {
255 				emulated = EMULATE_DONE;
265 			emulated = EMULATE_FAIL;
278 			emulated = EMULATE_EXIT_USER;
281 			emulated = EMULATE_FAIL;
286 		emulated = EMULATE_FAIL;
289 	if (emulated == EMULATE_FAIL) {
290 		emulated = vcpu->kvm->arch.kvm_ops->emulate_op(vcpu, inst,
292 		if (emulated == EMULATE_AGAIN) {
294 		} else if (emulated == EMULATE_FAIL) {
301 	trace_kvm_ppc_instr(inst, kvmppc_get_pc(vcpu), emulated);
303 	/* Advance past emulated instruction. */
311 	return emulated;