Lines Matching full:vcpu
25 u8 kvm_s390_get_ilen(struct kvm_vcpu *vcpu) in kvm_s390_get_ilen() argument
27 struct kvm_s390_sie_block *sie_block = vcpu->arch.sie_block; in kvm_s390_get_ilen()
30 switch (vcpu->arch.sie_block->icptcode) { in kvm_s390_get_ilen()
37 ilen = insn_length(vcpu->arch.sie_block->ipa >> 8); in kvm_s390_get_ilen()
47 ilen = vcpu->arch.sie_block->pgmilc & 0x6; in kvm_s390_get_ilen()
53 static int handle_stop(struct kvm_vcpu *vcpu) in handle_stop() argument
55 struct kvm_s390_local_interrupt *li = &vcpu->arch.local_int; in handle_stop()
59 vcpu->stat.exit_stop_request++; in handle_stop()
62 if (kvm_s390_vcpu_has_irq(vcpu, 1)) in handle_stop()
68 stop_pending = kvm_s390_is_stop_irq_pending(vcpu); in handle_stop()
76 rc = kvm_s390_vcpu_store_status(vcpu, in handle_stop()
86 if (!kvm_s390_user_cpu_state_ctrl(vcpu->kvm)) in handle_stop()
87 kvm_s390_vcpu_stop(vcpu); in handle_stop()
91 static int handle_validity(struct kvm_vcpu *vcpu) in handle_validity() argument
93 int viwhy = vcpu->arch.sie_block->ipb >> 16; in handle_validity()
95 vcpu->stat.exit_validity++; in handle_validity()
96 trace_kvm_s390_intercept_validity(vcpu, viwhy); in handle_validity()
98 current->pid, vcpu->kvm); in handle_validity()
106 static int handle_instruction(struct kvm_vcpu *vcpu) in handle_instruction() argument
108 vcpu->stat.exit_instruction++; in handle_instruction()
109 trace_kvm_s390_intercept_instruction(vcpu, in handle_instruction()
110 vcpu->arch.sie_block->ipa, in handle_instruction()
111 vcpu->arch.sie_block->ipb); in handle_instruction()
113 switch (vcpu->arch.sie_block->ipa >> 8) { in handle_instruction()
115 return kvm_s390_handle_01(vcpu); in handle_instruction()
117 return kvm_s390_handle_lpsw(vcpu); in handle_instruction()
119 return kvm_s390_handle_diag(vcpu); in handle_instruction()
121 return kvm_s390_handle_aa(vcpu); in handle_instruction()
123 return kvm_s390_handle_sigp(vcpu); in handle_instruction()
125 return kvm_s390_handle_b2(vcpu); in handle_instruction()
127 return kvm_s390_handle_stctl(vcpu); in handle_instruction()
129 return kvm_s390_handle_lctl(vcpu); in handle_instruction()
131 return kvm_s390_handle_b9(vcpu); in handle_instruction()
133 return kvm_s390_handle_e3(vcpu); in handle_instruction()
135 return kvm_s390_handle_e5(vcpu); in handle_instruction()
137 return kvm_s390_handle_eb(vcpu); in handle_instruction()
143 static int inject_prog_on_prog_intercept(struct kvm_vcpu *vcpu) in inject_prog_on_prog_intercept() argument
146 .code = vcpu->arch.sie_block->iprcc, in inject_prog_on_prog_intercept()
151 switch (vcpu->arch.sie_block->iprcc & ~PGM_PER) { in inject_prog_on_prog_intercept()
162 pgm_info.trans_exc_code = vcpu->arch.sie_block->tecmc; in inject_prog_on_prog_intercept()
170 pgm_info.exc_access_id = vcpu->arch.sie_block->eai; in inject_prog_on_prog_intercept()
178 pgm_info.trans_exc_code = vcpu->arch.sie_block->tecmc; in inject_prog_on_prog_intercept()
179 pgm_info.exc_access_id = vcpu->arch.sie_block->eai; in inject_prog_on_prog_intercept()
180 pgm_info.op_access_id = vcpu->arch.sie_block->oai; in inject_prog_on_prog_intercept()
183 pgm_info.mon_class_nr = vcpu->arch.sie_block->mcn; in inject_prog_on_prog_intercept()
184 pgm_info.mon_code = vcpu->arch.sie_block->tecmc; in inject_prog_on_prog_intercept()
188 pgm_info.data_exc_code = vcpu->arch.sie_block->dxc; in inject_prog_on_prog_intercept()
191 pgm_info.trans_exc_code = vcpu->arch.sie_block->tecmc; in inject_prog_on_prog_intercept()
192 pgm_info.exc_access_id = vcpu->arch.sie_block->eai; in inject_prog_on_prog_intercept()
198 if (vcpu->arch.sie_block->iprcc & PGM_PER) { in inject_prog_on_prog_intercept()
199 pgm_info.per_code = vcpu->arch.sie_block->perc; in inject_prog_on_prog_intercept()
200 pgm_info.per_atmid = vcpu->arch.sie_block->peratmid; in inject_prog_on_prog_intercept()
201 pgm_info.per_address = vcpu->arch.sie_block->peraddr; in inject_prog_on_prog_intercept()
202 pgm_info.per_access_id = vcpu->arch.sie_block->peraid; in inject_prog_on_prog_intercept()
204 return kvm_s390_inject_prog_irq(vcpu, &pgm_info); in inject_prog_on_prog_intercept()
211 static int handle_itdb(struct kvm_vcpu *vcpu) in handle_itdb() argument
216 if (!IS_TE_ENABLED(vcpu) || !IS_ITDB_VALID(vcpu)) in handle_itdb()
220 itdb = phys_to_virt(vcpu->arch.sie_block->itdba); in handle_itdb()
221 rc = write_guest_lc(vcpu, __LC_PGM_TDB, itdb, sizeof(*itdb)); in handle_itdb()
229 #define per_event(vcpu) (vcpu->arch.sie_block->iprcc & PGM_PER) argument
231 static bool should_handle_per_event(const struct kvm_vcpu *vcpu) in should_handle_per_event() argument
233 if (!guestdbg_enabled(vcpu) || !per_event(vcpu)) in should_handle_per_event()
235 if (guestdbg_sstep_enabled(vcpu) && in should_handle_per_event()
236 vcpu->arch.sie_block->iprcc != PGM_PER) { in should_handle_per_event()
246 static int handle_prog(struct kvm_vcpu *vcpu) in handle_prog() argument
251 vcpu->stat.exit_program_interruption++; in handle_prog()
257 if (kvm_s390_pv_cpu_is_protected(vcpu)) in handle_prog()
260 if (should_handle_per_event(vcpu)) { in handle_prog()
261 rc = kvm_s390_handle_per_event(vcpu); in handle_prog()
265 if (vcpu->arch.sie_block->iprcc == 0) in handle_prog()
269 trace_kvm_s390_intercept_prog(vcpu, vcpu->arch.sie_block->iprcc); in handle_prog()
270 if (vcpu->arch.sie_block->iprcc == PGM_SPECIFICATION) { in handle_prog()
271 rc = read_guest_lc(vcpu, __LC_PGM_NEW_PSW, &psw, sizeof(psw_t)); in handle_prog()
278 rc = handle_itdb(vcpu); in handle_prog()
282 return inject_prog_on_prog_intercept(vcpu); in handle_prog()
287 * @vcpu: virtual cpu
302 static int handle_external_interrupt(struct kvm_vcpu *vcpu) in handle_external_interrupt() argument
304 u16 eic = vcpu->arch.sie_block->eic; in handle_external_interrupt()
309 vcpu->stat.exit_external_interrupt++; in handle_external_interrupt()
311 if (kvm_s390_pv_cpu_is_protected(vcpu)) { in handle_external_interrupt()
312 newpsw = vcpu->arch.sie_block->gpsw; in handle_external_interrupt()
314 rc = read_guest_lc(vcpu, __LC_EXT_NEW_PSW, &newpsw, sizeof(psw_t)); in handle_external_interrupt()
336 irq.u.extcall.code = vcpu->arch.sie_block->extcpuaddr; in handle_external_interrupt()
337 rc = kvm_s390_inject_vcpu(vcpu, &irq); in handle_external_interrupt()
346 return kvm_s390_inject_vcpu(vcpu, &irq); in handle_external_interrupt()
351 * @vcpu: virtual cpu
358 static int handle_mvpg_pei(struct kvm_vcpu *vcpu) in handle_mvpg_pei() argument
363 kvm_s390_get_regs_rre(vcpu, ®1, ®2); in handle_mvpg_pei()
366 rc = guest_translate_address_with_key(vcpu, vcpu->run->s.regs.gprs[reg2], in handle_mvpg_pei()
369 return kvm_s390_inject_prog_cond(vcpu, rc); in handle_mvpg_pei()
370 rc = kvm_arch_fault_in_page(vcpu, srcaddr, 0); in handle_mvpg_pei()
375 rc = guest_translate_address_with_key(vcpu, vcpu->run->s.regs.gprs[reg1], in handle_mvpg_pei()
378 return kvm_s390_inject_prog_cond(vcpu, rc); in handle_mvpg_pei()
379 rc = kvm_arch_fault_in_page(vcpu, dstaddr, 1); in handle_mvpg_pei()
383 kvm_s390_retry_instr(vcpu); in handle_mvpg_pei()
388 static int handle_partial_execution(struct kvm_vcpu *vcpu) in handle_partial_execution() argument
390 vcpu->stat.exit_pei++; in handle_partial_execution()
392 if (vcpu->arch.sie_block->ipa == 0xb254) /* MVPG */ in handle_partial_execution()
393 return handle_mvpg_pei(vcpu); in handle_partial_execution()
394 if (vcpu->arch.sie_block->ipa >> 8 == 0xae) /* SIGP */ in handle_partial_execution()
395 return kvm_s390_handle_sigp_pei(vcpu); in handle_partial_execution()
405 int handle_sthyi(struct kvm_vcpu *vcpu) in handle_sthyi() argument
411 if (!test_kvm_facility(vcpu->kvm, 74)) in handle_sthyi()
412 return kvm_s390_inject_program_int(vcpu, PGM_OPERATION); in handle_sthyi()
414 kvm_s390_get_regs_rre(vcpu, ®1, ®2); in handle_sthyi()
415 code = vcpu->run->s.regs.gprs[reg1]; in handle_sthyi()
416 addr = vcpu->run->s.regs.gprs[reg2]; in handle_sthyi()
418 vcpu->stat.instruction_sthyi++; in handle_sthyi()
419 VCPU_EVENT(vcpu, 3, "STHYI: fc: %llu addr: 0x%016llx", code, addr); in handle_sthyi()
420 trace_kvm_s390_handle_sthyi(vcpu, code, addr); in handle_sthyi()
423 return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION); in handle_sthyi()
431 if (!kvm_s390_pv_cpu_is_protected(vcpu) && (addr & ~PAGE_MASK)) in handle_sthyi()
432 return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION); in handle_sthyi()
445 if (kvm_s390_pv_cpu_is_protected(vcpu)) { in handle_sthyi()
446 memcpy(sida_addr(vcpu->arch.sie_block), sctns, PAGE_SIZE); in handle_sthyi()
448 r = write_guest(vcpu, addr, reg2, sctns, PAGE_SIZE); in handle_sthyi()
451 return kvm_s390_inject_prog_cond(vcpu, r); in handle_sthyi()
457 vcpu->run->s.regs.gprs[reg2 + 1] = rc; in handle_sthyi()
458 kvm_s390_set_psw_cc(vcpu, cc); in handle_sthyi()
462 static int handle_operexc(struct kvm_vcpu *vcpu) in handle_operexc() argument
467 vcpu->stat.exit_operation_exception++; in handle_operexc()
468 trace_kvm_s390_handle_operexc(vcpu, vcpu->arch.sie_block->ipa, in handle_operexc()
469 vcpu->arch.sie_block->ipb); in handle_operexc()
471 if (vcpu->arch.sie_block->ipa == 0xb256) in handle_operexc()
472 return handle_sthyi(vcpu); in handle_operexc()
474 if (vcpu->arch.sie_block->ipa == 0 && vcpu->kvm->arch.user_instr0) in handle_operexc()
476 rc = read_guest_lc(vcpu, __LC_PGM_NEW_PSW, &newpsw, sizeof(psw_t)); in handle_operexc()
487 oldpsw = vcpu->arch.sie_block->gpsw; in handle_operexc()
495 return kvm_s390_inject_program_int(vcpu, PGM_OPERATION); in handle_operexc()
498 static int handle_pv_spx(struct kvm_vcpu *vcpu) in handle_pv_spx() argument
500 u32 pref = *(u32 *)sida_addr(vcpu->arch.sie_block); in handle_pv_spx()
502 kvm_s390_set_prefix(vcpu, pref); in handle_pv_spx()
503 trace_kvm_s390_handle_prefix(vcpu, 1, pref); in handle_pv_spx()
507 static int handle_pv_sclp(struct kvm_vcpu *vcpu) in handle_pv_sclp() argument
509 struct kvm_s390_float_interrupt *fi = &vcpu->kvm->arch.float_int; in handle_pv_sclp()
531 static int handle_pv_uvc(struct kvm_vcpu *vcpu) in handle_pv_uvc() argument
533 struct uv_cb_share *guest_uvcb = sida_addr(vcpu->arch.sie_block); in handle_pv_uvc()
537 .guest_handle = kvm_s390_pv_get_handle(vcpu->kvm), in handle_pv_uvc()
547 rc = gmap_make_secure(vcpu->arch.gmap, uvcb.gaddr, &uvcb); in handle_pv_uvc()
562 static int handle_pv_notification(struct kvm_vcpu *vcpu) in handle_pv_notification() argument
566 if (vcpu->arch.sie_block->ipa == 0xb210) in handle_pv_notification()
567 return handle_pv_spx(vcpu); in handle_pv_notification()
568 if (vcpu->arch.sie_block->ipa == 0xb220) in handle_pv_notification()
569 return handle_pv_sclp(vcpu); in handle_pv_notification()
570 if (vcpu->arch.sie_block->ipa == 0xb9a4) in handle_pv_notification()
571 return handle_pv_uvc(vcpu); in handle_pv_notification()
572 if (vcpu->arch.sie_block->ipa >> 8 == 0xae) { in handle_pv_notification()
581 ret = kvm_s390_handle_sigp_pei(vcpu); in handle_pv_notification()
586 return handle_instruction(vcpu); in handle_pv_notification()
589 static bool should_handle_per_ifetch(const struct kvm_vcpu *vcpu, int rc) in should_handle_per_ifetch() argument
592 if (!(vcpu->arch.sie_block->icptstatus & 0x02)) in should_handle_per_ifetch()
596 if (guestdbg_sstep_enabled(vcpu) && vcpu->arch.local_int.pending_irqs) in should_handle_per_ifetch()
602 int kvm_handle_sie_intercept(struct kvm_vcpu *vcpu) in kvm_handle_sie_intercept() argument
606 if (kvm_is_ucontrol(vcpu->kvm)) in kvm_handle_sie_intercept()
609 switch (vcpu->arch.sie_block->icptcode) { in kvm_handle_sie_intercept()
611 vcpu->stat.exit_external_request++; in kvm_handle_sie_intercept()
614 vcpu->stat.exit_io_request++; in kvm_handle_sie_intercept()
617 rc = handle_instruction(vcpu); in kvm_handle_sie_intercept()
620 return handle_prog(vcpu); in kvm_handle_sie_intercept()
622 return handle_external_interrupt(vcpu); in kvm_handle_sie_intercept()
624 return kvm_s390_handle_wait(vcpu); in kvm_handle_sie_intercept()
626 return handle_validity(vcpu); in kvm_handle_sie_intercept()
628 return handle_stop(vcpu); in kvm_handle_sie_intercept()
630 rc = handle_operexc(vcpu); in kvm_handle_sie_intercept()
633 rc = handle_partial_execution(vcpu); in kvm_handle_sie_intercept()
637 return kvm_s390_skey_check_enable(vcpu); in kvm_handle_sie_intercept()
648 rc = handle_instruction(vcpu); in kvm_handle_sie_intercept()
651 rc = handle_pv_notification(vcpu); in kvm_handle_sie_intercept()
655 gmap_convert_to_secure(vcpu->arch.gmap, in kvm_handle_sie_intercept()
656 kvm_s390_get_prefix(vcpu)); in kvm_handle_sie_intercept()
657 gmap_convert_to_secure(vcpu->arch.gmap, in kvm_handle_sie_intercept()
658 kvm_s390_get_prefix(vcpu) + PAGE_SIZE); in kvm_handle_sie_intercept()
664 if (should_handle_per_ifetch(vcpu, rc)) in kvm_handle_sie_intercept()
665 per_rc = kvm_s390_handle_per_ifetch_icpt(vcpu); in kvm_handle_sie_intercept()