Lines Matching full:vcpu
26 STATS_DESC_COUNTER(VCPU, ecall_exit_stat),
27 STATS_DESC_COUNTER(VCPU, wfi_exit_stat),
28 STATS_DESC_COUNTER(VCPU, mmio_exit_user),
29 STATS_DESC_COUNTER(VCPU, mmio_exit_kernel),
30 STATS_DESC_COUNTER(VCPU, csr_exit_user),
31 STATS_DESC_COUNTER(VCPU, csr_exit_kernel),
32 STATS_DESC_COUNTER(VCPU, signal_exits),
33 STATS_DESC_COUNTER(VCPU, exits)
45 static void kvm_riscv_reset_vcpu(struct kvm_vcpu *vcpu) in kvm_riscv_reset_vcpu() argument
47 struct kvm_vcpu_csr *csr = &vcpu->arch.guest_csr; in kvm_riscv_reset_vcpu()
48 struct kvm_vcpu_csr *reset_csr = &vcpu->arch.guest_reset_csr; in kvm_riscv_reset_vcpu()
49 struct kvm_cpu_context *cntx = &vcpu->arch.guest_context; in kvm_riscv_reset_vcpu()
50 struct kvm_cpu_context *reset_cntx = &vcpu->arch.guest_reset_context; in kvm_riscv_reset_vcpu()
59 loaded = (vcpu->cpu != -1); in kvm_riscv_reset_vcpu()
61 kvm_arch_vcpu_put(vcpu); in kvm_riscv_reset_vcpu()
63 vcpu->arch.last_exit_cpu = -1; in kvm_riscv_reset_vcpu()
69 kvm_riscv_vcpu_fp_reset(vcpu); in kvm_riscv_reset_vcpu()
71 kvm_riscv_vcpu_vector_reset(vcpu); in kvm_riscv_reset_vcpu()
73 kvm_riscv_vcpu_timer_reset(vcpu); in kvm_riscv_reset_vcpu()
75 kvm_riscv_vcpu_aia_reset(vcpu); in kvm_riscv_reset_vcpu()
77 bitmap_zero(vcpu->arch.irqs_pending, KVM_RISCV_VCPU_NR_IRQS); in kvm_riscv_reset_vcpu()
78 bitmap_zero(vcpu->arch.irqs_pending_mask, KVM_RISCV_VCPU_NR_IRQS); in kvm_riscv_reset_vcpu()
80 kvm_riscv_vcpu_pmu_reset(vcpu); in kvm_riscv_reset_vcpu()
82 vcpu->arch.hfence_head = 0; in kvm_riscv_reset_vcpu()
83 vcpu->arch.hfence_tail = 0; in kvm_riscv_reset_vcpu()
84 memset(vcpu->arch.hfence_queue, 0, sizeof(vcpu->arch.hfence_queue)); in kvm_riscv_reset_vcpu()
86 kvm_riscv_vcpu_sbi_sta_reset(vcpu); in kvm_riscv_reset_vcpu()
90 kvm_arch_vcpu_load(vcpu, smp_processor_id()); in kvm_riscv_reset_vcpu()
99 int kvm_arch_vcpu_create(struct kvm_vcpu *vcpu) in kvm_arch_vcpu_create() argument
103 struct kvm_vcpu_csr *reset_csr = &vcpu->arch.guest_reset_csr; in kvm_arch_vcpu_create()
105 /* Mark this VCPU never ran */ in kvm_arch_vcpu_create()
106 vcpu->arch.ran_atleast_once = false; in kvm_arch_vcpu_create()
107 vcpu->arch.mmu_page_cache.gfp_zero = __GFP_ZERO; in kvm_arch_vcpu_create()
108 bitmap_zero(vcpu->arch.isa, RISCV_ISA_EXT_MAX); in kvm_arch_vcpu_create()
110 /* Setup ISA features available to VCPU */ in kvm_arch_vcpu_create()
111 kvm_riscv_vcpu_setup_isa(vcpu); in kvm_arch_vcpu_create()
114 vcpu->arch.mvendorid = sbi_get_mvendorid(); in kvm_arch_vcpu_create()
115 vcpu->arch.marchid = sbi_get_marchid(); in kvm_arch_vcpu_create()
116 vcpu->arch.mimpid = sbi_get_mimpid(); in kvm_arch_vcpu_create()
118 /* Setup VCPU hfence queue */ in kvm_arch_vcpu_create()
119 spin_lock_init(&vcpu->arch.hfence_lock); in kvm_arch_vcpu_create()
122 cntx = &vcpu->arch.guest_reset_context; in kvm_arch_vcpu_create()
129 if (kvm_riscv_vcpu_alloc_vector_context(vcpu, cntx)) in kvm_arch_vcpu_create()
135 /* Setup VCPU timer */ in kvm_arch_vcpu_create()
136 kvm_riscv_vcpu_timer_init(vcpu); in kvm_arch_vcpu_create()
139 kvm_riscv_vcpu_pmu_init(vcpu); in kvm_arch_vcpu_create()
141 /* Setup VCPU AIA */ in kvm_arch_vcpu_create()
142 rc = kvm_riscv_vcpu_aia_init(vcpu); in kvm_arch_vcpu_create()
150 kvm_riscv_vcpu_sbi_init(vcpu); in kvm_arch_vcpu_create()
152 /* Reset VCPU */ in kvm_arch_vcpu_create()
153 kvm_riscv_reset_vcpu(vcpu); in kvm_arch_vcpu_create()
158 void kvm_arch_vcpu_postcreate(struct kvm_vcpu *vcpu) in kvm_arch_vcpu_postcreate() argument
161 * vcpu with id 0 is the designated boot cpu. in kvm_arch_vcpu_postcreate()
165 if (vcpu->vcpu_idx != 0) in kvm_arch_vcpu_postcreate()
166 kvm_riscv_vcpu_power_off(vcpu); in kvm_arch_vcpu_postcreate()
169 void kvm_arch_vcpu_destroy(struct kvm_vcpu *vcpu) in kvm_arch_vcpu_destroy() argument
171 /* Cleanup VCPU AIA context */ in kvm_arch_vcpu_destroy()
172 kvm_riscv_vcpu_aia_deinit(vcpu); in kvm_arch_vcpu_destroy()
174 /* Cleanup VCPU timer */ in kvm_arch_vcpu_destroy()
175 kvm_riscv_vcpu_timer_deinit(vcpu); in kvm_arch_vcpu_destroy()
177 kvm_riscv_vcpu_pmu_deinit(vcpu); in kvm_arch_vcpu_destroy()
180 kvm_mmu_free_memory_cache(&vcpu->arch.mmu_page_cache); in kvm_arch_vcpu_destroy()
183 kvm_riscv_vcpu_free_vector_context(vcpu); in kvm_arch_vcpu_destroy()
186 int kvm_cpu_has_pending_timer(struct kvm_vcpu *vcpu) in kvm_cpu_has_pending_timer() argument
188 return kvm_riscv_vcpu_timer_pending(vcpu); in kvm_cpu_has_pending_timer()
191 void kvm_arch_vcpu_blocking(struct kvm_vcpu *vcpu) in kvm_arch_vcpu_blocking() argument
193 kvm_riscv_aia_wakeon_hgei(vcpu, true); in kvm_arch_vcpu_blocking()
196 void kvm_arch_vcpu_unblocking(struct kvm_vcpu *vcpu) in kvm_arch_vcpu_unblocking() argument
198 kvm_riscv_aia_wakeon_hgei(vcpu, false); in kvm_arch_vcpu_unblocking()
201 int kvm_arch_vcpu_runnable(struct kvm_vcpu *vcpu) in kvm_arch_vcpu_runnable() argument
203 return (kvm_riscv_vcpu_has_interrupts(vcpu, -1UL) && in kvm_arch_vcpu_runnable()
204 !vcpu->arch.power_off && !vcpu->arch.pause); in kvm_arch_vcpu_runnable()
207 int kvm_arch_vcpu_should_kick(struct kvm_vcpu *vcpu) in kvm_arch_vcpu_should_kick() argument
209 return kvm_vcpu_exiting_guest_mode(vcpu) == IN_GUEST_MODE; in kvm_arch_vcpu_should_kick()
212 bool kvm_arch_vcpu_in_kernel(struct kvm_vcpu *vcpu) in kvm_arch_vcpu_in_kernel() argument
214 return (vcpu->arch.guest_context.sstatus & SR_SPP) ? true : false; in kvm_arch_vcpu_in_kernel()
217 vm_fault_t kvm_arch_vcpu_fault(struct kvm_vcpu *vcpu, struct vm_fault *vmf) in kvm_arch_vcpu_fault() argument
225 struct kvm_vcpu *vcpu = filp->private_data; in kvm_arch_vcpu_async_ioctl() local
235 return kvm_riscv_vcpu_set_interrupt(vcpu, IRQ_VS_EXT); in kvm_arch_vcpu_async_ioctl()
237 return kvm_riscv_vcpu_unset_interrupt(vcpu, IRQ_VS_EXT); in kvm_arch_vcpu_async_ioctl()
246 struct kvm_vcpu *vcpu = filp->private_data; in kvm_arch_vcpu_ioctl() local
260 r = kvm_riscv_vcpu_set_reg(vcpu, ®); in kvm_arch_vcpu_ioctl()
262 r = kvm_riscv_vcpu_get_reg(vcpu, ®); in kvm_arch_vcpu_ioctl()
274 reg_list.n = kvm_riscv_vcpu_num_regs(vcpu); in kvm_arch_vcpu_ioctl()
280 r = kvm_riscv_vcpu_copy_reg_indices(vcpu, user_list->reg); in kvm_arch_vcpu_ioctl()
290 int kvm_arch_vcpu_ioctl_get_sregs(struct kvm_vcpu *vcpu, in kvm_arch_vcpu_ioctl_get_sregs() argument
296 int kvm_arch_vcpu_ioctl_set_sregs(struct kvm_vcpu *vcpu, in kvm_arch_vcpu_ioctl_set_sregs() argument
302 int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu) in kvm_arch_vcpu_ioctl_get_fpu() argument
307 int kvm_arch_vcpu_ioctl_set_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu) in kvm_arch_vcpu_ioctl_set_fpu() argument
312 int kvm_arch_vcpu_ioctl_translate(struct kvm_vcpu *vcpu, in kvm_arch_vcpu_ioctl_translate() argument
318 int kvm_arch_vcpu_ioctl_get_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs) in kvm_arch_vcpu_ioctl_get_regs() argument
323 int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs) in kvm_arch_vcpu_ioctl_set_regs() argument
328 void kvm_riscv_vcpu_flush_interrupts(struct kvm_vcpu *vcpu) in kvm_riscv_vcpu_flush_interrupts() argument
330 struct kvm_vcpu_csr *csr = &vcpu->arch.guest_csr; in kvm_riscv_vcpu_flush_interrupts()
333 if (READ_ONCE(vcpu->arch.irqs_pending_mask[0])) { in kvm_riscv_vcpu_flush_interrupts()
334 mask = xchg_acquire(&vcpu->arch.irqs_pending_mask[0], 0); in kvm_riscv_vcpu_flush_interrupts()
335 val = READ_ONCE(vcpu->arch.irqs_pending[0]) & mask; in kvm_riscv_vcpu_flush_interrupts()
342 kvm_riscv_vcpu_aia_flush_interrupts(vcpu); in kvm_riscv_vcpu_flush_interrupts()
345 void kvm_riscv_vcpu_sync_interrupts(struct kvm_vcpu *vcpu) in kvm_riscv_vcpu_sync_interrupts() argument
348 struct kvm_vcpu_arch *v = &vcpu->arch; in kvm_riscv_vcpu_sync_interrupts()
349 struct kvm_vcpu_csr *csr = &vcpu->arch.guest_csr; in kvm_riscv_vcpu_sync_interrupts()
369 kvm_riscv_vcpu_aia_sync_interrupts(vcpu); in kvm_riscv_vcpu_sync_interrupts()
372 kvm_riscv_vcpu_timer_sync(vcpu); in kvm_riscv_vcpu_sync_interrupts()
375 int kvm_riscv_vcpu_set_interrupt(struct kvm_vcpu *vcpu, unsigned int irq) in kvm_riscv_vcpu_set_interrupt() argument
388 set_bit(irq, vcpu->arch.irqs_pending); in kvm_riscv_vcpu_set_interrupt()
390 set_bit(irq, vcpu->arch.irqs_pending_mask); in kvm_riscv_vcpu_set_interrupt()
392 kvm_vcpu_kick(vcpu); in kvm_riscv_vcpu_set_interrupt()
397 int kvm_riscv_vcpu_unset_interrupt(struct kvm_vcpu *vcpu, unsigned int irq) in kvm_riscv_vcpu_unset_interrupt() argument
410 clear_bit(irq, vcpu->arch.irqs_pending); in kvm_riscv_vcpu_unset_interrupt()
412 set_bit(irq, vcpu->arch.irqs_pending_mask); in kvm_riscv_vcpu_unset_interrupt()
417 bool kvm_riscv_vcpu_has_interrupts(struct kvm_vcpu *vcpu, u64 mask) in kvm_riscv_vcpu_has_interrupts() argument
421 ie = ((vcpu->arch.guest_csr.vsie & VSIP_VALID_MASK) in kvm_riscv_vcpu_has_interrupts()
423 ie |= vcpu->arch.guest_csr.vsie & ~IRQ_LOCAL_MASK & in kvm_riscv_vcpu_has_interrupts()
425 if (READ_ONCE(vcpu->arch.irqs_pending[0]) & ie) in kvm_riscv_vcpu_has_interrupts()
429 return kvm_riscv_vcpu_aia_has_interrupts(vcpu, mask); in kvm_riscv_vcpu_has_interrupts()
432 void kvm_riscv_vcpu_power_off(struct kvm_vcpu *vcpu) in kvm_riscv_vcpu_power_off() argument
434 vcpu->arch.power_off = true; in kvm_riscv_vcpu_power_off()
435 kvm_make_request(KVM_REQ_SLEEP, vcpu); in kvm_riscv_vcpu_power_off()
436 kvm_vcpu_kick(vcpu); in kvm_riscv_vcpu_power_off()
439 void kvm_riscv_vcpu_power_on(struct kvm_vcpu *vcpu) in kvm_riscv_vcpu_power_on() argument
441 vcpu->arch.power_off = false; in kvm_riscv_vcpu_power_on()
442 kvm_vcpu_wake_up(vcpu); in kvm_riscv_vcpu_power_on()
445 int kvm_arch_vcpu_ioctl_get_mpstate(struct kvm_vcpu *vcpu, in kvm_arch_vcpu_ioctl_get_mpstate() argument
448 if (vcpu->arch.power_off) in kvm_arch_vcpu_ioctl_get_mpstate()
456 int kvm_arch_vcpu_ioctl_set_mpstate(struct kvm_vcpu *vcpu, in kvm_arch_vcpu_ioctl_set_mpstate() argument
463 vcpu->arch.power_off = false; in kvm_arch_vcpu_ioctl_set_mpstate()
466 kvm_riscv_vcpu_power_off(vcpu); in kvm_arch_vcpu_ioctl_set_mpstate()
475 int kvm_arch_vcpu_ioctl_set_guest_debug(struct kvm_vcpu *vcpu, in kvm_arch_vcpu_ioctl_set_guest_debug() argument
482 static void kvm_riscv_vcpu_setup_config(struct kvm_vcpu *vcpu) in kvm_riscv_vcpu_setup_config() argument
484 const unsigned long *isa = vcpu->arch.isa; in kvm_riscv_vcpu_setup_config()
485 struct kvm_vcpu_config *cfg = &vcpu->arch.cfg; in kvm_riscv_vcpu_setup_config()
510 void kvm_arch_vcpu_load(struct kvm_vcpu *vcpu, int cpu) in kvm_arch_vcpu_load() argument
512 struct kvm_vcpu_csr *csr = &vcpu->arch.guest_csr; in kvm_arch_vcpu_load()
513 struct kvm_vcpu_config *cfg = &vcpu->arch.cfg; in kvm_arch_vcpu_load()
533 kvm_riscv_gstage_update_hgatp(vcpu); in kvm_arch_vcpu_load()
535 kvm_riscv_vcpu_timer_restore(vcpu); in kvm_arch_vcpu_load()
537 kvm_riscv_vcpu_host_fp_save(&vcpu->arch.host_context); in kvm_arch_vcpu_load()
538 kvm_riscv_vcpu_guest_fp_restore(&vcpu->arch.guest_context, in kvm_arch_vcpu_load()
539 vcpu->arch.isa); in kvm_arch_vcpu_load()
540 kvm_riscv_vcpu_host_vector_save(&vcpu->arch.host_context); in kvm_arch_vcpu_load()
541 kvm_riscv_vcpu_guest_vector_restore(&vcpu->arch.guest_context, in kvm_arch_vcpu_load()
542 vcpu->arch.isa); in kvm_arch_vcpu_load()
544 kvm_riscv_vcpu_aia_load(vcpu, cpu); in kvm_arch_vcpu_load()
546 kvm_make_request(KVM_REQ_STEAL_UPDATE, vcpu); in kvm_arch_vcpu_load()
548 vcpu->cpu = cpu; in kvm_arch_vcpu_load()
551 void kvm_arch_vcpu_put(struct kvm_vcpu *vcpu) in kvm_arch_vcpu_put() argument
553 struct kvm_vcpu_csr *csr = &vcpu->arch.guest_csr; in kvm_arch_vcpu_put()
555 vcpu->cpu = -1; in kvm_arch_vcpu_put()
557 kvm_riscv_vcpu_aia_put(vcpu); in kvm_arch_vcpu_put()
559 kvm_riscv_vcpu_guest_fp_save(&vcpu->arch.guest_context, in kvm_arch_vcpu_put()
560 vcpu->arch.isa); in kvm_arch_vcpu_put()
561 kvm_riscv_vcpu_host_fp_restore(&vcpu->arch.host_context); in kvm_arch_vcpu_put()
563 kvm_riscv_vcpu_timer_save(vcpu); in kvm_arch_vcpu_put()
564 kvm_riscv_vcpu_guest_vector_save(&vcpu->arch.guest_context, in kvm_arch_vcpu_put()
565 vcpu->arch.isa); in kvm_arch_vcpu_put()
566 kvm_riscv_vcpu_host_vector_restore(&vcpu->arch.host_context); in kvm_arch_vcpu_put()
579 static void kvm_riscv_check_vcpu_requests(struct kvm_vcpu *vcpu) in kvm_riscv_check_vcpu_requests() argument
581 struct rcuwait *wait = kvm_arch_vcpu_get_wait(vcpu); in kvm_riscv_check_vcpu_requests()
583 if (kvm_request_pending(vcpu)) { in kvm_riscv_check_vcpu_requests()
584 if (kvm_check_request(KVM_REQ_SLEEP, vcpu)) { in kvm_riscv_check_vcpu_requests()
585 kvm_vcpu_srcu_read_unlock(vcpu); in kvm_riscv_check_vcpu_requests()
587 (!vcpu->arch.power_off) && (!vcpu->arch.pause), in kvm_riscv_check_vcpu_requests()
589 kvm_vcpu_srcu_read_lock(vcpu); in kvm_riscv_check_vcpu_requests()
591 if (vcpu->arch.power_off || vcpu->arch.pause) { in kvm_riscv_check_vcpu_requests()
596 kvm_make_request(KVM_REQ_SLEEP, vcpu); in kvm_riscv_check_vcpu_requests()
600 if (kvm_check_request(KVM_REQ_VCPU_RESET, vcpu)) in kvm_riscv_check_vcpu_requests()
601 kvm_riscv_reset_vcpu(vcpu); in kvm_riscv_check_vcpu_requests()
603 if (kvm_check_request(KVM_REQ_UPDATE_HGATP, vcpu)) in kvm_riscv_check_vcpu_requests()
604 kvm_riscv_gstage_update_hgatp(vcpu); in kvm_riscv_check_vcpu_requests()
606 if (kvm_check_request(KVM_REQ_FENCE_I, vcpu)) in kvm_riscv_check_vcpu_requests()
607 kvm_riscv_fence_i_process(vcpu); in kvm_riscv_check_vcpu_requests()
613 if (kvm_check_request(KVM_REQ_HFENCE_GVMA_VMID_ALL, vcpu)) in kvm_riscv_check_vcpu_requests()
614 kvm_riscv_hfence_gvma_vmid_all_process(vcpu); in kvm_riscv_check_vcpu_requests()
616 if (kvm_check_request(KVM_REQ_HFENCE_VVMA_ALL, vcpu)) in kvm_riscv_check_vcpu_requests()
617 kvm_riscv_hfence_vvma_all_process(vcpu); in kvm_riscv_check_vcpu_requests()
619 if (kvm_check_request(KVM_REQ_HFENCE, vcpu)) in kvm_riscv_check_vcpu_requests()
620 kvm_riscv_hfence_process(vcpu); in kvm_riscv_check_vcpu_requests()
622 if (kvm_check_request(KVM_REQ_STEAL_UPDATE, vcpu)) in kvm_riscv_check_vcpu_requests()
623 kvm_riscv_vcpu_record_steal_time(vcpu); in kvm_riscv_check_vcpu_requests()
627 static void kvm_riscv_update_hvip(struct kvm_vcpu *vcpu) in kvm_riscv_update_hvip() argument
629 struct kvm_vcpu_csr *csr = &vcpu->arch.guest_csr; in kvm_riscv_update_hvip()
632 kvm_riscv_vcpu_aia_update_hvip(vcpu); in kvm_riscv_update_hvip()
635 static __always_inline void kvm_riscv_vcpu_swap_in_guest_state(struct kvm_vcpu *vcpu) in kvm_riscv_vcpu_swap_in_guest_state() argument
637 struct kvm_vcpu_smstateen_csr *smcsr = &vcpu->arch.smstateen_csr; in kvm_riscv_vcpu_swap_in_guest_state()
638 struct kvm_vcpu_csr *csr = &vcpu->arch.guest_csr; in kvm_riscv_vcpu_swap_in_guest_state()
639 struct kvm_vcpu_config *cfg = &vcpu->arch.cfg; in kvm_riscv_vcpu_swap_in_guest_state()
641 vcpu->arch.host_senvcfg = csr_swap(CSR_SENVCFG, csr->senvcfg); in kvm_riscv_vcpu_swap_in_guest_state()
644 vcpu->arch.host_sstateen0 = csr_swap(CSR_SSTATEEN0, in kvm_riscv_vcpu_swap_in_guest_state()
648 static __always_inline void kvm_riscv_vcpu_swap_in_host_state(struct kvm_vcpu *vcpu) in kvm_riscv_vcpu_swap_in_host_state() argument
650 struct kvm_vcpu_smstateen_csr *smcsr = &vcpu->arch.smstateen_csr; in kvm_riscv_vcpu_swap_in_host_state()
651 struct kvm_vcpu_csr *csr = &vcpu->arch.guest_csr; in kvm_riscv_vcpu_swap_in_host_state()
652 struct kvm_vcpu_config *cfg = &vcpu->arch.cfg; in kvm_riscv_vcpu_swap_in_host_state()
654 csr->senvcfg = csr_swap(CSR_SENVCFG, vcpu->arch.host_senvcfg); in kvm_riscv_vcpu_swap_in_host_state()
658 vcpu->arch.host_sstateen0); in kvm_riscv_vcpu_swap_in_host_state()
662 * Actually run the vCPU, entering an RCU extended quiescent state (EQS) while
663 * the vCPU is running.
668 static void noinstr kvm_riscv_vcpu_enter_exit(struct kvm_vcpu *vcpu) in kvm_riscv_vcpu_enter_exit() argument
670 kvm_riscv_vcpu_swap_in_guest_state(vcpu); in kvm_riscv_vcpu_enter_exit()
672 __kvm_riscv_switch_to(&vcpu->arch); in kvm_riscv_vcpu_enter_exit()
673 vcpu->arch.last_exit_cpu = vcpu->cpu; in kvm_riscv_vcpu_enter_exit()
675 kvm_riscv_vcpu_swap_in_host_state(vcpu); in kvm_riscv_vcpu_enter_exit()
678 int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu) in kvm_arch_vcpu_ioctl_run() argument
682 struct kvm_run *run = vcpu->run; in kvm_arch_vcpu_ioctl_run()
684 if (!vcpu->arch.ran_atleast_once) in kvm_arch_vcpu_ioctl_run()
685 kvm_riscv_vcpu_setup_config(vcpu); in kvm_arch_vcpu_ioctl_run()
687 /* Mark this VCPU ran at least once */ in kvm_arch_vcpu_ioctl_run()
688 vcpu->arch.ran_atleast_once = true; in kvm_arch_vcpu_ioctl_run()
690 kvm_vcpu_srcu_read_lock(vcpu); in kvm_arch_vcpu_ioctl_run()
695 ret = kvm_riscv_vcpu_mmio_return(vcpu, vcpu->run); in kvm_arch_vcpu_ioctl_run()
699 ret = kvm_riscv_vcpu_sbi_return(vcpu, vcpu->run); in kvm_arch_vcpu_ioctl_run()
703 ret = kvm_riscv_vcpu_csr_return(vcpu, vcpu->run); in kvm_arch_vcpu_ioctl_run()
710 kvm_vcpu_srcu_read_unlock(vcpu); in kvm_arch_vcpu_ioctl_run()
715 kvm_vcpu_srcu_read_unlock(vcpu); in kvm_arch_vcpu_ioctl_run()
719 vcpu_load(vcpu); in kvm_arch_vcpu_ioctl_run()
721 kvm_sigset_activate(vcpu); in kvm_arch_vcpu_ioctl_run()
727 ret = xfer_to_guest_mode_handle_work(vcpu); in kvm_arch_vcpu_ioctl_run()
732 kvm_riscv_gstage_vmid_update(vcpu); in kvm_arch_vcpu_ioctl_run()
734 kvm_riscv_check_vcpu_requests(vcpu); in kvm_arch_vcpu_ioctl_run()
739 ret = kvm_riscv_vcpu_aia_update(vcpu); in kvm_arch_vcpu_ioctl_run()
749 * interrupts and before the final VCPU requests check. in kvm_arch_vcpu_ioctl_run()
751 * Documentation/virt/kvm/vcpu-requests.rst in kvm_arch_vcpu_ioctl_run()
753 vcpu->mode = IN_GUEST_MODE; in kvm_arch_vcpu_ioctl_run()
755 kvm_vcpu_srcu_read_unlock(vcpu); in kvm_arch_vcpu_ioctl_run()
759 * We might have got VCPU interrupts updated asynchronously in kvm_arch_vcpu_ioctl_run()
762 kvm_riscv_vcpu_flush_interrupts(vcpu); in kvm_arch_vcpu_ioctl_run()
765 kvm_riscv_update_hvip(vcpu); in kvm_arch_vcpu_ioctl_run()
767 if (kvm_riscv_gstage_vmid_ver_changed(&vcpu->kvm->arch.vmid) || in kvm_arch_vcpu_ioctl_run()
768 kvm_request_pending(vcpu) || in kvm_arch_vcpu_ioctl_run()
770 vcpu->mode = OUTSIDE_GUEST_MODE; in kvm_arch_vcpu_ioctl_run()
773 kvm_vcpu_srcu_read_lock(vcpu); in kvm_arch_vcpu_ioctl_run()
783 kvm_riscv_local_tlb_sanitize(vcpu); in kvm_arch_vcpu_ioctl_run()
787 kvm_riscv_vcpu_enter_exit(vcpu); in kvm_arch_vcpu_ioctl_run()
789 vcpu->mode = OUTSIDE_GUEST_MODE; in kvm_arch_vcpu_ioctl_run()
790 vcpu->stat.exits++; in kvm_arch_vcpu_ioctl_run()
797 trap.sepc = vcpu->arch.guest_context.sepc; in kvm_arch_vcpu_ioctl_run()
804 kvm_riscv_vcpu_sync_interrupts(vcpu); in kvm_arch_vcpu_ioctl_run()
825 kvm_vcpu_srcu_read_lock(vcpu); in kvm_arch_vcpu_ioctl_run()
827 ret = kvm_riscv_vcpu_exit(vcpu, run, &trap); in kvm_arch_vcpu_ioctl_run()
830 kvm_sigset_deactivate(vcpu); in kvm_arch_vcpu_ioctl_run()
832 vcpu_put(vcpu); in kvm_arch_vcpu_ioctl_run()
834 kvm_vcpu_srcu_read_unlock(vcpu); in kvm_arch_vcpu_ioctl_run()