23 static int __sigp_sense(struct kvm_vcpu *vcpu, struct kvm_vcpu *dst_vcpu,  in __sigp_sense()  argument
46 	VCPU_EVENT(vcpu, 4, "sensed status of cpu %x rc %x", dst_vcpu->vcpu_id,  in __sigp_sense()
51 static int __inject_sigp_emergency(struct kvm_vcpu *vcpu,  in __inject_sigp_emergency()  argument
56 		.u.emerg.code = vcpu->vcpu_id,  in __inject_sigp_emergency()
62 		VCPU_EVENT(vcpu, 4, "sent sigp emerg to cpu %x",  in __inject_sigp_emergency()
68 static int __sigp_emergency(struct kvm_vcpu *vcpu, struct kvm_vcpu *dst_vcpu)  in __sigp_emergency()  argument
70 	return __inject_sigp_emergency(vcpu, dst_vcpu);  in __sigp_emergency()
73 static int __sigp_conditional_emergency(struct kvm_vcpu *vcpu,  in __sigp_conditional_emergency()  argument
92 		return __inject_sigp_emergency(vcpu, dst_vcpu);  in __sigp_conditional_emergency()
100 static int __sigp_external_call(struct kvm_vcpu *vcpu,  in __sigp_external_call()  argument
105 		.u.extcall.code = vcpu->vcpu_id,  in __sigp_external_call()
115 		VCPU_EVENT(vcpu, 4, "sent sigp ext call to cpu %x",  in __sigp_external_call()
122 static int __sigp_stop(struct kvm_vcpu *vcpu, struct kvm_vcpu *dst_vcpu)  in __sigp_stop()  argument
133 		VCPU_EVENT(vcpu, 4, "sent sigp stop to cpu %x",  in __sigp_stop()
139 static int __sigp_stop_and_store_status(struct kvm_vcpu *vcpu,  in __sigp_stop_and_store_status()  argument
152 		VCPU_EVENT(vcpu, 4, "sent sigp stop and store status to cpu %x",  in __sigp_stop_and_store_status()
158 static int __sigp_set_arch(struct kvm_vcpu *vcpu, u32 parameter)  in __sigp_set_arch()  argument
170 		kvm_for_each_vcpu(i, v, vcpu->kvm) {  in __sigp_set_arch()
183 static int __sigp_set_prefix(struct kvm_vcpu *vcpu, struct kvm_vcpu *dst_vcpu,  in __sigp_set_prefix()  argument
197 	if (kvm_is_error_gpa(vcpu->kvm, irq.u.prefix.address)) {  in __sigp_set_prefix()
213 static int __sigp_store_status_at_addr(struct kvm_vcpu *vcpu,  in __sigp_store_status_at_addr()  argument
237 static int __sigp_sense_running(struct kvm_vcpu *vcpu,  in __sigp_sense_running()  argument
254 	VCPU_EVENT(vcpu, 4, "sensed running status of cpu %x rc %x",  in __sigp_sense_running()
260 static int __prepare_sigp_re_start(struct kvm_vcpu *vcpu,  in __prepare_sigp_re_start()  argument
276 static int __prepare_sigp_cpu_reset(struct kvm_vcpu *vcpu,  in __prepare_sigp_cpu_reset()  argument
283 static int __prepare_sigp_unknown(struct kvm_vcpu *vcpu,  in __prepare_sigp_unknown()  argument
290 static int handle_sigp_dst(struct kvm_vcpu *vcpu, u8 order_code,  in handle_sigp_dst()  argument
294 	struct kvm_vcpu *dst_vcpu = kvm_get_vcpu_by_id(vcpu->kvm, cpu_addr);  in handle_sigp_dst()
301 		vcpu->stat.instruction_sigp_sense++;  in handle_sigp_dst()
302 		rc = __sigp_sense(vcpu, dst_vcpu, status_reg);  in handle_sigp_dst()
305 		vcpu->stat.instruction_sigp_external_call++;  in handle_sigp_dst()
306 		rc = __sigp_external_call(vcpu, dst_vcpu, status_reg);  in handle_sigp_dst()
309 		vcpu->stat.instruction_sigp_emergency++;  in handle_sigp_dst()
310 		rc = __sigp_emergency(vcpu, dst_vcpu);  in handle_sigp_dst()
313 		vcpu->stat.instruction_sigp_stop++;  in handle_sigp_dst()
314 		rc = __sigp_stop(vcpu, dst_vcpu);  in handle_sigp_dst()
317 		vcpu->stat.instruction_sigp_stop_store_status++;  in handle_sigp_dst()
318 		rc = __sigp_stop_and_store_status(vcpu, dst_vcpu, status_reg);  in handle_sigp_dst()
321 		vcpu->stat.instruction_sigp_store_status++;  in handle_sigp_dst()
322 		rc = __sigp_store_status_at_addr(vcpu, dst_vcpu, parameter,  in handle_sigp_dst()
326 		vcpu->stat.instruction_sigp_prefix++;  in handle_sigp_dst()
327 		rc = __sigp_set_prefix(vcpu, dst_vcpu, parameter, status_reg);  in handle_sigp_dst()
330 		vcpu->stat.instruction_sigp_cond_emergency++;  in handle_sigp_dst()
331 		rc = __sigp_conditional_emergency(vcpu, dst_vcpu, parameter,  in handle_sigp_dst()
335 		vcpu->stat.instruction_sigp_sense_running++;  in handle_sigp_dst()
336 		rc = __sigp_sense_running(vcpu, dst_vcpu, status_reg);  in handle_sigp_dst()
339 		vcpu->stat.instruction_sigp_start++;  in handle_sigp_dst()
340 		rc = __prepare_sigp_re_start(vcpu, dst_vcpu, order_code);  in handle_sigp_dst()
343 		vcpu->stat.instruction_sigp_restart++;  in handle_sigp_dst()
344 		rc = __prepare_sigp_re_start(vcpu, dst_vcpu, order_code);  in handle_sigp_dst()
347 		vcpu->stat.instruction_sigp_init_cpu_reset++;  in handle_sigp_dst()
348 		rc = __prepare_sigp_cpu_reset(vcpu, dst_vcpu, order_code);  in handle_sigp_dst()
351 		vcpu->stat.instruction_sigp_cpu_reset++;  in handle_sigp_dst()
352 		rc = __prepare_sigp_cpu_reset(vcpu, dst_vcpu, order_code);  in handle_sigp_dst()
355 		vcpu->stat.instruction_sigp_unknown++;  in handle_sigp_dst()
356 		rc = __prepare_sigp_unknown(vcpu, dst_vcpu);  in handle_sigp_dst()
360 		VCPU_EVENT(vcpu, 4,  in handle_sigp_dst()
367 static int handle_sigp_order_in_user_space(struct kvm_vcpu *vcpu, u8 order_code,  in handle_sigp_order_in_user_space()  argument
370 	if (!vcpu->kvm->arch.user_sigp)  in handle_sigp_order_in_user_space()
382 		vcpu->stat.instruction_sigp_stop++;  in handle_sigp_order_in_user_space()
385 		vcpu->stat.instruction_sigp_stop_store_status++;  in handle_sigp_order_in_user_space()
388 		vcpu->stat.instruction_sigp_store_status++;  in handle_sigp_order_in_user_space()
391 		vcpu->stat.instruction_sigp_store_adtl_status++;  in handle_sigp_order_in_user_space()
394 		vcpu->stat.instruction_sigp_prefix++;  in handle_sigp_order_in_user_space()
397 		vcpu->stat.instruction_sigp_start++;  in handle_sigp_order_in_user_space()
400 		vcpu->stat.instruction_sigp_restart++;  in handle_sigp_order_in_user_space()
403 		vcpu->stat.instruction_sigp_init_cpu_reset++;  in handle_sigp_order_in_user_space()
406 		vcpu->stat.instruction_sigp_cpu_reset++;  in handle_sigp_order_in_user_space()
409 		vcpu->stat.instruction_sigp_unknown++;  in handle_sigp_order_in_user_space()
411 	VCPU_EVENT(vcpu, 3, "SIGP: order %u for CPU %d handled in userspace",  in handle_sigp_order_in_user_space()
417 int kvm_s390_handle_sigp(struct kvm_vcpu *vcpu)  in kvm_s390_handle_sigp()  argument
419 	int r1 = (vcpu->arch.sie_block->ipa & 0x00f0) >> 4;  in kvm_s390_handle_sigp()
420 	int r3 = vcpu->arch.sie_block->ipa & 0x000f;  in kvm_s390_handle_sigp()
422 	u16 cpu_addr = vcpu->run->s.regs.gprs[r3];  in kvm_s390_handle_sigp()
427 	if (vcpu->arch.sie_block->gpsw.mask & PSW_MASK_PSTATE)  in kvm_s390_handle_sigp()
428 		return kvm_s390_inject_program_int(vcpu, PGM_PRIVILEGED_OP);  in kvm_s390_handle_sigp()
430 	order_code = kvm_s390_get_base_disp_rs(vcpu, NULL);  in kvm_s390_handle_sigp()
431 	if (handle_sigp_order_in_user_space(vcpu, order_code, cpu_addr))  in kvm_s390_handle_sigp()
435 		parameter = vcpu->run->s.regs.gprs[r1];  in kvm_s390_handle_sigp()
437 		parameter = vcpu->run->s.regs.gprs[r1 + 1];  in kvm_s390_handle_sigp()
439 	trace_kvm_s390_handle_sigp(vcpu, order_code, cpu_addr, parameter);  in kvm_s390_handle_sigp()
442 		vcpu->stat.instruction_sigp_arch++;  in kvm_s390_handle_sigp()
443 		rc = __sigp_set_arch(vcpu, parameter);  in kvm_s390_handle_sigp()
446 		rc = handle_sigp_dst(vcpu, order_code, cpu_addr,  in kvm_s390_handle_sigp()
448 				     &vcpu->run->s.regs.gprs[r1]);  in kvm_s390_handle_sigp()
454 	kvm_s390_set_psw_cc(vcpu, rc);  in kvm_s390_handle_sigp()
467 int kvm_s390_handle_sigp_pei(struct kvm_vcpu *vcpu)  in kvm_s390_handle_sigp_pei()  argument
469 	int r3 = vcpu->arch.sie_block->ipa & 0x000f;  in kvm_s390_handle_sigp_pei()
470 	u16 cpu_addr = vcpu->run->s.regs.gprs[r3];  in kvm_s390_handle_sigp_pei()
472 	u8 order_code = kvm_s390_get_base_disp_rs(vcpu, NULL);  in kvm_s390_handle_sigp_pei()
474 	trace_kvm_s390_handle_sigp_pei(vcpu, order_code, cpu_addr);  in kvm_s390_handle_sigp_pei()
477 		dest_vcpu = kvm_get_vcpu_by_id(vcpu->kvm, cpu_addr);  in kvm_s390_handle_sigp_pei()
481 		kvm_s390_set_psw_cc(vcpu, SIGP_CC_ORDER_CODE_ACCEPTED);  in kvm_s390_handle_sigp_pei()