Lines Matching refs:kvm
154 static void kvm_uevent_notify_change(unsigned int type, struct kvm *kvm);
160 __weak void kvm_arch_mmu_notifier_invalidate_range(struct kvm *kvm, in kvm_arch_mmu_notifier_invalidate_range() argument
249 static void kvm_make_vcpu_request(struct kvm *kvm, struct kvm_vcpu *vcpu, in kvm_make_vcpu_request() argument
277 bool kvm_make_vcpus_request_mask(struct kvm *kvm, unsigned int req, in kvm_make_vcpus_request_mask() argument
291 vcpu = kvm_get_vcpu(kvm, i); in kvm_make_vcpus_request_mask()
294 kvm_make_vcpu_request(kvm, vcpu, req, cpus, me); in kvm_make_vcpus_request_mask()
303 bool kvm_make_all_cpus_request_except(struct kvm *kvm, unsigned int req, in kvm_make_all_cpus_request_except() argument
316 kvm_for_each_vcpu(i, vcpu, kvm) { in kvm_make_all_cpus_request_except()
319 kvm_make_vcpu_request(kvm, vcpu, req, cpus, me); in kvm_make_all_cpus_request_except()
328 bool kvm_make_all_cpus_request(struct kvm *kvm, unsigned int req) in kvm_make_all_cpus_request() argument
330 return kvm_make_all_cpus_request_except(kvm, req, NULL); in kvm_make_all_cpus_request()
335 void kvm_flush_remote_tlbs(struct kvm *kvm) in kvm_flush_remote_tlbs() argument
337 ++kvm->stat.generic.remote_tlb_flush_requests; in kvm_flush_remote_tlbs()
350 if (!kvm_arch_flush_remote_tlb(kvm) in kvm_flush_remote_tlbs()
351 || kvm_make_all_cpus_request(kvm, KVM_REQ_TLB_FLUSH)) in kvm_flush_remote_tlbs()
352 ++kvm->stat.generic.remote_tlb_flush; in kvm_flush_remote_tlbs()
357 void kvm_reload_remote_mmus(struct kvm *kvm) in kvm_reload_remote_mmus() argument
359 kvm_make_all_cpus_request(kvm, KVM_REQ_MMU_RELOAD); in kvm_reload_remote_mmus()
417 static void kvm_vcpu_init(struct kvm_vcpu *vcpu, struct kvm *kvm, unsigned id) in kvm_vcpu_init() argument
421 vcpu->kvm = kvm; in kvm_vcpu_init()
456 static inline struct kvm *mmu_notifier_to_kvm(struct mmu_notifier *mn) in mmu_notifier_to_kvm()
458 return container_of(mn, struct kvm, mmu_notifier); in mmu_notifier_to_kvm()
465 struct kvm *kvm = mmu_notifier_to_kvm(mn); in kvm_mmu_notifier_invalidate_range() local
468 idx = srcu_read_lock(&kvm->srcu); in kvm_mmu_notifier_invalidate_range()
469 kvm_arch_mmu_notifier_invalidate_range(kvm, start, end); in kvm_mmu_notifier_invalidate_range()
470 srcu_read_unlock(&kvm->srcu, idx); in kvm_mmu_notifier_invalidate_range()
473 typedef bool (*hva_handler_t)(struct kvm *kvm, struct kvm_gfn_range *range);
475 typedef void (*on_lock_fn_t)(struct kvm *kvm, unsigned long start,
501 static __always_inline int __kvm_handle_hva_range(struct kvm *kvm, in __kvm_handle_hva_range() argument
515 idx = srcu_read_lock(&kvm->srcu); in __kvm_handle_hva_range()
518 slots = __kvm_memslots(kvm, i); in __kvm_handle_hva_range()
547 KVM_MMU_LOCK(kvm); in __kvm_handle_hva_range()
549 range->on_lock(kvm, range->start, range->end); in __kvm_handle_hva_range()
553 ret |= range->handler(kvm, &gfn_range); in __kvm_handle_hva_range()
558 kvm_flush_remote_tlbs(kvm); in __kvm_handle_hva_range()
561 KVM_MMU_UNLOCK(kvm); in __kvm_handle_hva_range()
563 srcu_read_unlock(&kvm->srcu, idx); in __kvm_handle_hva_range()
575 struct kvm *kvm = mmu_notifier_to_kvm(mn); in kvm_handle_hva_range() local
586 return __kvm_handle_hva_range(kvm, &range); in kvm_handle_hva_range()
594 struct kvm *kvm = mmu_notifier_to_kvm(mn); in kvm_handle_hva_range_no_flush() local
605 return __kvm_handle_hva_range(kvm, &range); in kvm_handle_hva_range_no_flush()
612 struct kvm *kvm = mmu_notifier_to_kvm(mn); in kvm_mmu_notifier_change_pte() local
623 WARN_ON_ONCE(!READ_ONCE(kvm->mn_active_invalidate_count)); in kvm_mmu_notifier_change_pte()
624 if (!READ_ONCE(kvm->mmu_notifier_count)) in kvm_mmu_notifier_change_pte()
630 void kvm_inc_notifier_count(struct kvm *kvm, unsigned long start, in kvm_inc_notifier_count() argument
638 kvm->mmu_notifier_count++; in kvm_inc_notifier_count()
639 if (likely(kvm->mmu_notifier_count == 1)) { in kvm_inc_notifier_count()
640 kvm->mmu_notifier_range_start = start; in kvm_inc_notifier_count()
641 kvm->mmu_notifier_range_end = end; in kvm_inc_notifier_count()
652 kvm->mmu_notifier_range_start = in kvm_inc_notifier_count()
653 min(kvm->mmu_notifier_range_start, start); in kvm_inc_notifier_count()
654 kvm->mmu_notifier_range_end = in kvm_inc_notifier_count()
655 max(kvm->mmu_notifier_range_end, end); in kvm_inc_notifier_count()
662 struct kvm *kvm = mmu_notifier_to_kvm(mn); in kvm_mmu_notifier_invalidate_range_start() local
683 spin_lock(&kvm->mn_invalidate_lock); in kvm_mmu_notifier_invalidate_range_start()
684 kvm->mn_active_invalidate_count++; in kvm_mmu_notifier_invalidate_range_start()
685 spin_unlock(&kvm->mn_invalidate_lock); in kvm_mmu_notifier_invalidate_range_start()
687 __kvm_handle_hva_range(kvm, &hva_range); in kvm_mmu_notifier_invalidate_range_start()
692 void kvm_dec_notifier_count(struct kvm *kvm, unsigned long start, in kvm_dec_notifier_count() argument
700 kvm->mmu_notifier_seq++; in kvm_dec_notifier_count()
707 kvm->mmu_notifier_count--; in kvm_dec_notifier_count()
713 struct kvm *kvm = mmu_notifier_to_kvm(mn); in kvm_mmu_notifier_invalidate_range_end() local
725 __kvm_handle_hva_range(kvm, &hva_range); in kvm_mmu_notifier_invalidate_range_end()
728 spin_lock(&kvm->mn_invalidate_lock); in kvm_mmu_notifier_invalidate_range_end()
729 wake = (--kvm->mn_active_invalidate_count == 0); in kvm_mmu_notifier_invalidate_range_end()
730 spin_unlock(&kvm->mn_invalidate_lock); in kvm_mmu_notifier_invalidate_range_end()
737 rcuwait_wake_up(&kvm->mn_memslots_update_rcuwait); in kvm_mmu_notifier_invalidate_range_end()
739 BUG_ON(kvm->mmu_notifier_count < 0); in kvm_mmu_notifier_invalidate_range_end()
788 struct kvm *kvm = mmu_notifier_to_kvm(mn); in kvm_mmu_notifier_release() local
791 idx = srcu_read_lock(&kvm->srcu); in kvm_mmu_notifier_release()
792 kvm_arch_flush_shadow_all(kvm); in kvm_mmu_notifier_release()
793 srcu_read_unlock(&kvm->srcu, idx); in kvm_mmu_notifier_release()
807 static int kvm_init_mmu_notifier(struct kvm *kvm) in kvm_init_mmu_notifier() argument
809 kvm->mmu_notifier.ops = &kvm_mmu_notifier_ops; in kvm_init_mmu_notifier()
810 return mmu_notifier_register(&kvm->mmu_notifier, current->mm); in kvm_init_mmu_notifier()
815 static int kvm_init_mmu_notifier(struct kvm *kvm) in kvm_init_mmu_notifier() argument
827 struct kvm *kvm = container_of(bl, struct kvm, pm_notifier); in kvm_pm_notifier_call() local
829 return kvm_arch_pm_notifier(kvm, state); in kvm_pm_notifier_call()
832 static void kvm_init_pm_notifier(struct kvm *kvm) in kvm_init_pm_notifier() argument
834 kvm->pm_notifier.notifier_call = kvm_pm_notifier_call; in kvm_init_pm_notifier()
836 kvm->pm_notifier.priority = INT_MAX; in kvm_init_pm_notifier()
837 register_pm_notifier(&kvm->pm_notifier); in kvm_init_pm_notifier()
840 static void kvm_destroy_pm_notifier(struct kvm *kvm) in kvm_destroy_pm_notifier() argument
842 unregister_pm_notifier(&kvm->pm_notifier); in kvm_destroy_pm_notifier()
845 static void kvm_init_pm_notifier(struct kvm *kvm) in kvm_init_pm_notifier() argument
849 static void kvm_destroy_pm_notifier(struct kvm *kvm) in kvm_destroy_pm_notifier() argument
878 static void kvm_free_memslot(struct kvm *kvm, struct kvm_memory_slot *slot) in kvm_free_memslot() argument
882 kvm_arch_free_memslot(kvm, slot); in kvm_free_memslot()
888 static void kvm_free_memslots(struct kvm *kvm, struct kvm_memslots *slots) in kvm_free_memslots() argument
896 kvm_free_memslot(kvm, memslot); in kvm_free_memslots()
914 static void kvm_destroy_vm_debugfs(struct kvm *kvm) in kvm_destroy_vm_debugfs() argument
920 if (!kvm->debugfs_dentry) in kvm_destroy_vm_debugfs()
923 debugfs_remove_recursive(kvm->debugfs_dentry); in kvm_destroy_vm_debugfs()
925 if (kvm->debugfs_stat_data) { in kvm_destroy_vm_debugfs()
927 kfree(kvm->debugfs_stat_data[i]); in kvm_destroy_vm_debugfs()
928 kfree(kvm->debugfs_stat_data); in kvm_destroy_vm_debugfs()
932 static int kvm_create_vm_debugfs(struct kvm *kvm, int fd) in kvm_create_vm_debugfs() argument
960 kvm->debugfs_dentry = dent; in kvm_create_vm_debugfs()
961 kvm->debugfs_stat_data = kcalloc(kvm_debugfs_num_entries, in kvm_create_vm_debugfs()
962 sizeof(*kvm->debugfs_stat_data), in kvm_create_vm_debugfs()
964 if (!kvm->debugfs_stat_data) in kvm_create_vm_debugfs()
973 stat_data->kvm = kvm; in kvm_create_vm_debugfs()
976 kvm->debugfs_stat_data[i] = stat_data; in kvm_create_vm_debugfs()
978 kvm->debugfs_dentry, stat_data, in kvm_create_vm_debugfs()
988 stat_data->kvm = kvm; in kvm_create_vm_debugfs()
991 kvm->debugfs_stat_data[i + kvm_vm_stats_header.num_desc] = stat_data; in kvm_create_vm_debugfs()
993 kvm->debugfs_dentry, stat_data, in kvm_create_vm_debugfs()
997 ret = kvm_arch_create_vm_debugfs(kvm); in kvm_create_vm_debugfs()
999 kvm_destroy_vm_debugfs(kvm); in kvm_create_vm_debugfs()
1010 int __weak kvm_arch_post_init_vm(struct kvm *kvm) in kvm_arch_post_init_vm() argument
1019 void __weak kvm_arch_pre_destroy_vm(struct kvm *kvm) in kvm_arch_pre_destroy_vm() argument
1029 int __weak kvm_arch_create_vm_debugfs(struct kvm *kvm) in kvm_arch_create_vm_debugfs() argument
1034 static struct kvm *kvm_create_vm(unsigned long type) in kvm_create_vm()
1036 struct kvm *kvm = kvm_arch_alloc_vm(); in kvm_create_vm() local
1040 if (!kvm) in kvm_create_vm()
1043 KVM_MMU_LOCK_INIT(kvm); in kvm_create_vm()
1045 kvm->mm = current->mm; in kvm_create_vm()
1046 kvm_eventfd_init(kvm); in kvm_create_vm()
1047 mutex_init(&kvm->lock); in kvm_create_vm()
1048 mutex_init(&kvm->irq_lock); in kvm_create_vm()
1049 mutex_init(&kvm->slots_lock); in kvm_create_vm()
1050 mutex_init(&kvm->slots_arch_lock); in kvm_create_vm()
1051 spin_lock_init(&kvm->mn_invalidate_lock); in kvm_create_vm()
1052 rcuwait_init(&kvm->mn_memslots_update_rcuwait); in kvm_create_vm()
1054 INIT_LIST_HEAD(&kvm->devices); in kvm_create_vm()
1058 if (init_srcu_struct(&kvm->srcu)) in kvm_create_vm()
1060 if (init_srcu_struct(&kvm->irq_srcu)) in kvm_create_vm()
1063 refcount_set(&kvm->users_count, 1); in kvm_create_vm()
1071 rcu_assign_pointer(kvm->memslots[i], slots); in kvm_create_vm()
1075 rcu_assign_pointer(kvm->buses[i], in kvm_create_vm()
1077 if (!kvm->buses[i]) in kvm_create_vm()
1081 kvm->max_halt_poll_ns = halt_poll_ns; in kvm_create_vm()
1083 r = kvm_arch_init_vm(kvm, type); in kvm_create_vm()
1092 INIT_HLIST_HEAD(&kvm->irq_ack_notifier_list); in kvm_create_vm()
1095 r = kvm_init_mmu_notifier(kvm); in kvm_create_vm()
1099 r = kvm_arch_post_init_vm(kvm); in kvm_create_vm()
1104 list_add(&kvm->vm_list, &vm_list); in kvm_create_vm()
1108 kvm_init_pm_notifier(kvm); in kvm_create_vm()
1110 return kvm; in kvm_create_vm()
1114 if (kvm->mmu_notifier.ops) in kvm_create_vm()
1115 mmu_notifier_unregister(&kvm->mmu_notifier, current->mm); in kvm_create_vm()
1120 kvm_arch_destroy_vm(kvm); in kvm_create_vm()
1122 WARN_ON_ONCE(!refcount_dec_and_test(&kvm->users_count)); in kvm_create_vm()
1124 kfree(kvm_get_bus(kvm, i)); in kvm_create_vm()
1126 kvm_free_memslots(kvm, __kvm_memslots(kvm, i)); in kvm_create_vm()
1127 cleanup_srcu_struct(&kvm->irq_srcu); in kvm_create_vm()
1129 cleanup_srcu_struct(&kvm->srcu); in kvm_create_vm()
1131 kvm_arch_free_vm(kvm); in kvm_create_vm()
1136 static void kvm_destroy_devices(struct kvm *kvm) in kvm_destroy_devices() argument
1145 list_for_each_entry_safe(dev, tmp, &kvm->devices, vm_node) { in kvm_destroy_devices()
1151 static void kvm_destroy_vm(struct kvm *kvm) in kvm_destroy_vm() argument
1154 struct mm_struct *mm = kvm->mm; in kvm_destroy_vm()
1156 kvm_destroy_pm_notifier(kvm); in kvm_destroy_vm()
1157 kvm_uevent_notify_change(KVM_EVENT_DESTROY_VM, kvm); in kvm_destroy_vm()
1158 kvm_destroy_vm_debugfs(kvm); in kvm_destroy_vm()
1159 kvm_arch_sync_events(kvm); in kvm_destroy_vm()
1161 list_del(&kvm->vm_list); in kvm_destroy_vm()
1163 kvm_arch_pre_destroy_vm(kvm); in kvm_destroy_vm()
1165 kvm_free_irq_routing(kvm); in kvm_destroy_vm()
1167 struct kvm_io_bus *bus = kvm_get_bus(kvm, i); in kvm_destroy_vm()
1171 kvm->buses[i] = NULL; in kvm_destroy_vm()
1173 kvm_coalesced_mmio_free(kvm); in kvm_destroy_vm()
1175 mmu_notifier_unregister(&kvm->mmu_notifier, kvm->mm); in kvm_destroy_vm()
1184 WARN_ON(rcuwait_active(&kvm->mn_memslots_update_rcuwait)); in kvm_destroy_vm()
1185 kvm->mn_active_invalidate_count = 0; in kvm_destroy_vm()
1187 kvm_arch_flush_shadow_all(kvm); in kvm_destroy_vm()
1189 kvm_arch_destroy_vm(kvm); in kvm_destroy_vm()
1190 kvm_destroy_devices(kvm); in kvm_destroy_vm()
1192 kvm_free_memslots(kvm, __kvm_memslots(kvm, i)); in kvm_destroy_vm()
1193 cleanup_srcu_struct(&kvm->irq_srcu); in kvm_destroy_vm()
1194 cleanup_srcu_struct(&kvm->srcu); in kvm_destroy_vm()
1195 kvm_arch_free_vm(kvm); in kvm_destroy_vm()
1201 void kvm_get_kvm(struct kvm *kvm) in kvm_get_kvm() argument
1203 refcount_inc(&kvm->users_count); in kvm_get_kvm()
1211 bool kvm_get_kvm_safe(struct kvm *kvm) in kvm_get_kvm_safe() argument
1213 return refcount_inc_not_zero(&kvm->users_count); in kvm_get_kvm_safe()
1217 void kvm_put_kvm(struct kvm *kvm) in kvm_put_kvm() argument
1219 if (refcount_dec_and_test(&kvm->users_count)) in kvm_put_kvm()
1220 kvm_destroy_vm(kvm); in kvm_put_kvm()
1231 void kvm_put_kvm_no_destroy(struct kvm *kvm) in kvm_put_kvm_no_destroy() argument
1233 WARN_ON(refcount_dec_and_test(&kvm->users_count)); in kvm_put_kvm_no_destroy()
1239 struct kvm *kvm = filp->private_data; in kvm_vm_release() local
1241 kvm_irqfd_release(kvm); in kvm_vm_release()
1243 kvm_put_kvm(kvm); in kvm_vm_release()
1438 static struct kvm_memslots *install_new_memslots(struct kvm *kvm, in install_new_memslots() argument
1441 struct kvm_memslots *old_memslots = __kvm_memslots(kvm, as_id); in install_new_memslots()
1452 spin_lock(&kvm->mn_invalidate_lock); in install_new_memslots()
1453 prepare_to_rcuwait(&kvm->mn_memslots_update_rcuwait); in install_new_memslots()
1454 while (kvm->mn_active_invalidate_count) { in install_new_memslots()
1456 spin_unlock(&kvm->mn_invalidate_lock); in install_new_memslots()
1458 spin_lock(&kvm->mn_invalidate_lock); in install_new_memslots()
1460 finish_rcuwait(&kvm->mn_memslots_update_rcuwait); in install_new_memslots()
1461 rcu_assign_pointer(kvm->memslots[as_id], slots); in install_new_memslots()
1462 spin_unlock(&kvm->mn_invalidate_lock); in install_new_memslots()
1469 mutex_unlock(&kvm->slots_arch_lock); in install_new_memslots()
1471 synchronize_srcu_expedited(&kvm->srcu); in install_new_memslots()
1490 kvm_arch_memslots_updated(kvm, gen); in install_new_memslots()
1532 static int kvm_set_memslot(struct kvm *kvm, in kvm_set_memslot() argument
1555 mutex_lock(&kvm->slots_arch_lock); in kvm_set_memslot()
1557 slots = kvm_dup_memslots(__kvm_memslots(kvm, as_id), change); in kvm_set_memslot()
1559 mutex_unlock(&kvm->slots_arch_lock); in kvm_set_memslot()
1576 slots = install_new_memslots(kvm, as_id, slots); in kvm_set_memslot()
1585 kvm_arch_flush_shadow_memslot(kvm, slot); in kvm_set_memslot()
1588 mutex_lock(&kvm->slots_arch_lock); in kvm_set_memslot()
1596 kvm_copy_memslots(slots, __kvm_memslots(kvm, as_id)); in kvm_set_memslot()
1619 r = kvm_arch_prepare_memory_region(kvm, new, mem, change); in kvm_set_memslot()
1624 slots = install_new_memslots(kvm, as_id, slots); in kvm_set_memslot()
1626 kvm_arch_commit_memory_region(kvm, mem, &old, new, change); in kvm_set_memslot()
1630 kvm_free_memslot(kvm, &old); in kvm_set_memslot()
1639 slots = install_new_memslots(kvm, as_id, slots); in kvm_set_memslot()
1641 mutex_unlock(&kvm->slots_arch_lock); in kvm_set_memslot()
1647 static int kvm_delete_memslot(struct kvm *kvm, in kvm_delete_memslot() argument
1664 return kvm_set_memslot(kvm, mem, &new, as_id, KVM_MR_DELETE); in kvm_delete_memslot()
1675 int __kvm_set_memory_region(struct kvm *kvm, in __kvm_set_memory_region() argument
1714 tmp = id_to_memslot(__kvm_memslots(kvm, as_id), id); in __kvm_set_memory_region()
1724 return kvm_delete_memslot(kvm, mem, &old, as_id); in __kvm_set_memory_region()
1758 kvm_for_each_memslot(tmp, __kvm_memslots(kvm, as_id)) { in __kvm_set_memory_region()
1770 else if (!new.dirty_bitmap && !kvm->dirty_ring_size) { in __kvm_set_memory_region()
1775 if (kvm_dirty_log_manual_protect_and_init_set(kvm)) in __kvm_set_memory_region()
1779 r = kvm_set_memslot(kvm, mem, &new, as_id, change); in __kvm_set_memory_region()
1794 int kvm_set_memory_region(struct kvm *kvm, in kvm_set_memory_region() argument
1799 mutex_lock(&kvm->slots_lock); in kvm_set_memory_region()
1800 r = __kvm_set_memory_region(kvm, mem); in kvm_set_memory_region()
1801 mutex_unlock(&kvm->slots_lock); in kvm_set_memory_region()
1806 static int kvm_vm_ioctl_set_memory_region(struct kvm *kvm, in kvm_vm_ioctl_set_memory_region() argument
1812 return kvm_set_memory_region(kvm, mem); in kvm_vm_ioctl_set_memory_region()
1823 int kvm_get_dirty_log(struct kvm *kvm, struct kvm_dirty_log *log, in kvm_get_dirty_log() argument
1832 if (kvm->dirty_ring_size) in kvm_get_dirty_log()
1843 slots = __kvm_memslots(kvm, as_id); in kvm_get_dirty_log()
1848 kvm_arch_sync_dirty_log(kvm, *memslot); in kvm_get_dirty_log()
1886 static int kvm_get_dirty_log_protect(struct kvm *kvm, struct kvm_dirty_log *log) in kvm_get_dirty_log_protect() argument
1897 if (kvm->dirty_ring_size) in kvm_get_dirty_log_protect()
1905 slots = __kvm_memslots(kvm, as_id); in kvm_get_dirty_log_protect()
1912 kvm_arch_sync_dirty_log(kvm, memslot); in kvm_get_dirty_log_protect()
1916 if (kvm->manual_dirty_log_protect) { in kvm_get_dirty_log_protect()
1930 KVM_MMU_LOCK(kvm); in kvm_get_dirty_log_protect()
1943 kvm_arch_mmu_enable_log_dirty_pt_masked(kvm, memslot, in kvm_get_dirty_log_protect()
1946 KVM_MMU_UNLOCK(kvm); in kvm_get_dirty_log_protect()
1950 kvm_arch_flush_remote_tlbs_memslot(kvm, memslot); in kvm_get_dirty_log_protect()
1977 static int kvm_vm_ioctl_get_dirty_log(struct kvm *kvm, in kvm_vm_ioctl_get_dirty_log() argument
1982 mutex_lock(&kvm->slots_lock); in kvm_vm_ioctl_get_dirty_log()
1984 r = kvm_get_dirty_log_protect(kvm, log); in kvm_vm_ioctl_get_dirty_log()
1986 mutex_unlock(&kvm->slots_lock); in kvm_vm_ioctl_get_dirty_log()
1996 static int kvm_clear_dirty_log_protect(struct kvm *kvm, in kvm_clear_dirty_log_protect() argument
2009 if (kvm->dirty_ring_size) in kvm_clear_dirty_log_protect()
2020 slots = __kvm_memslots(kvm, as_id); in kvm_clear_dirty_log_protect()
2034 kvm_arch_sync_dirty_log(kvm, memslot); in kvm_clear_dirty_log_protect()
2041 KVM_MMU_LOCK(kvm); in kvm_clear_dirty_log_protect()
2060 kvm_arch_mmu_enable_log_dirty_pt_masked(kvm, memslot, in kvm_clear_dirty_log_protect()
2064 KVM_MMU_UNLOCK(kvm); in kvm_clear_dirty_log_protect()
2067 kvm_arch_flush_remote_tlbs_memslot(kvm, memslot); in kvm_clear_dirty_log_protect()
2072 static int kvm_vm_ioctl_clear_dirty_log(struct kvm *kvm, in kvm_vm_ioctl_clear_dirty_log() argument
2077 mutex_lock(&kvm->slots_lock); in kvm_vm_ioctl_clear_dirty_log()
2079 r = kvm_clear_dirty_log_protect(kvm, log); in kvm_vm_ioctl_clear_dirty_log()
2081 mutex_unlock(&kvm->slots_lock); in kvm_vm_ioctl_clear_dirty_log()
2086 struct kvm_memory_slot *gfn_to_memslot(struct kvm *kvm, gfn_t gfn) in gfn_to_memslot() argument
2088 return __gfn_to_memslot(kvm_memslots(kvm), gfn); in gfn_to_memslot()
2117 bool kvm_is_visible_gfn(struct kvm *kvm, gfn_t gfn) in kvm_is_visible_gfn() argument
2119 struct kvm_memory_slot *memslot = gfn_to_memslot(kvm, gfn); in kvm_is_visible_gfn()
2190 unsigned long gfn_to_hva(struct kvm *kvm, gfn_t gfn) in gfn_to_hva() argument
2192 return gfn_to_hva_many(gfn_to_memslot(kvm, gfn), gfn, NULL); in gfn_to_hva()
2221 unsigned long gfn_to_hva_prot(struct kvm *kvm, gfn_t gfn, bool *writable) in gfn_to_hva_prot() argument
2223 struct kvm_memory_slot *slot = gfn_to_memslot(kvm, gfn); in gfn_to_hva_prot()
2489 kvm_pfn_t gfn_to_pfn_prot(struct kvm *kvm, gfn_t gfn, bool write_fault, in gfn_to_pfn_prot() argument
2492 return __gfn_to_pfn_memslot(gfn_to_memslot(kvm, gfn), gfn, false, NULL, in gfn_to_pfn_prot()
2515 kvm_pfn_t gfn_to_pfn(struct kvm *kvm, gfn_t gfn) in gfn_to_pfn() argument
2517 return gfn_to_pfn_memslot(gfn_to_memslot(kvm, gfn), gfn); in gfn_to_pfn()
2557 struct page *gfn_to_page(struct kvm *kvm, gfn_t gfn) in gfn_to_page() argument
2561 pfn = gfn_to_pfn(kvm, gfn); in gfn_to_page()
2587 pfn = gfn_to_pfn(vcpu->kvm, gfn); in kvm_vcpu_map()
2714 int kvm_read_guest_page(struct kvm *kvm, gfn_t gfn, void *data, int offset, in kvm_read_guest_page() argument
2717 struct kvm_memory_slot *slot = gfn_to_memslot(kvm, gfn); in kvm_read_guest_page()
2732 int kvm_read_guest(struct kvm *kvm, gpa_t gpa, void *data, unsigned long len) in kvm_read_guest() argument
2740 ret = kvm_read_guest_page(kvm, gfn, data, offset, seg); in kvm_read_guest()
2800 static int __kvm_write_guest_page(struct kvm *kvm, in __kvm_write_guest_page() argument
2813 mark_page_dirty_in_slot(kvm, memslot, gfn); in __kvm_write_guest_page()
2817 int kvm_write_guest_page(struct kvm *kvm, gfn_t gfn, in kvm_write_guest_page() argument
2820 struct kvm_memory_slot *slot = gfn_to_memslot(kvm, gfn); in kvm_write_guest_page()
2822 return __kvm_write_guest_page(kvm, slot, gfn, data, offset, len); in kvm_write_guest_page()
2831 return __kvm_write_guest_page(vcpu->kvm, slot, gfn, data, offset, len); in kvm_vcpu_write_guest_page()
2835 int kvm_write_guest(struct kvm *kvm, gpa_t gpa, const void *data, in kvm_write_guest() argument
2844 ret = kvm_write_guest_page(kvm, gfn, data, offset, seg); in kvm_write_guest()
2918 int kvm_gfn_to_hva_cache_init(struct kvm *kvm, struct gfn_to_hva_cache *ghc, in kvm_gfn_to_hva_cache_init() argument
2921 struct kvm_memslots *slots = kvm_memslots(kvm); in kvm_gfn_to_hva_cache_init()
2926 int kvm_write_guest_offset_cached(struct kvm *kvm, struct gfn_to_hva_cache *ghc, in kvm_write_guest_offset_cached() argument
2930 struct kvm_memslots *slots = kvm_memslots(kvm); in kvm_write_guest_offset_cached()
2946 return kvm_write_guest(kvm, gpa, data, len); in kvm_write_guest_offset_cached()
2951 mark_page_dirty_in_slot(kvm, ghc->memslot, gpa >> PAGE_SHIFT); in kvm_write_guest_offset_cached()
2957 int kvm_write_guest_cached(struct kvm *kvm, struct gfn_to_hva_cache *ghc, in kvm_write_guest_cached() argument
2960 return kvm_write_guest_offset_cached(kvm, ghc, data, 0, len); in kvm_write_guest_cached()
2964 int kvm_read_guest_offset_cached(struct kvm *kvm, struct gfn_to_hva_cache *ghc, in kvm_read_guest_offset_cached() argument
2968 struct kvm_memslots *slots = kvm_memslots(kvm); in kvm_read_guest_offset_cached()
2984 return kvm_read_guest(kvm, gpa, data, len); in kvm_read_guest_offset_cached()
2994 int kvm_read_guest_cached(struct kvm *kvm, struct gfn_to_hva_cache *ghc, in kvm_read_guest_cached() argument
2997 return kvm_read_guest_offset_cached(kvm, ghc, data, 0, len); in kvm_read_guest_cached()
3001 int kvm_clear_guest(struct kvm *kvm, gpa_t gpa, unsigned long len) in kvm_clear_guest() argument
3010 ret = kvm_write_guest_page(kvm, gfn, zero_page, offset, len); in kvm_clear_guest()
3021 void mark_page_dirty_in_slot(struct kvm *kvm, in mark_page_dirty_in_slot() argument
3029 if (kvm->dirty_ring_size) in mark_page_dirty_in_slot()
3030 kvm_dirty_ring_push(kvm_dirty_ring_get(kvm), in mark_page_dirty_in_slot()
3038 void mark_page_dirty(struct kvm *kvm, gfn_t gfn) in mark_page_dirty() argument
3042 memslot = gfn_to_memslot(kvm, gfn); in mark_page_dirty()
3043 mark_page_dirty_in_slot(kvm, memslot, gfn); in mark_page_dirty()
3052 mark_page_dirty_in_slot(vcpu->kvm, memslot, gfn); in kvm_vcpu_mark_page_dirty()
3093 if (val > vcpu->kvm->max_halt_poll_ns) in grow_halt_poll_ns()
3094 val = vcpu->kvm->max_halt_poll_ns; in grow_halt_poll_ns()
3123 int idx = srcu_read_lock(&vcpu->kvm->srcu); in kvm_vcpu_check_block()
3138 srcu_read_unlock(&vcpu->kvm->srcu, idx); in kvm_vcpu_check_block()
3221 } else if (vcpu->kvm->max_halt_poll_ns) { in kvm_vcpu_block()
3226 block_ns > vcpu->kvm->max_halt_poll_ns) in kvm_vcpu_block()
3229 else if (vcpu->halt_poll_ns < vcpu->kvm->max_halt_poll_ns && in kvm_vcpu_block()
3230 block_ns < vcpu->kvm->max_halt_poll_ns) in kvm_vcpu_block()
3375 struct kvm *kvm = me->kvm; in kvm_vcpu_on_spin() local
3377 int last_boosted_vcpu = me->kvm->last_boosted_vcpu; in kvm_vcpu_on_spin()
3392 kvm_for_each_vcpu(i, vcpu, kvm) { in kvm_vcpu_on_spin()
3414 kvm->last_boosted_vcpu = i; in kvm_vcpu_on_spin()
3430 static bool kvm_page_in_dirty_ring(struct kvm *kvm, unsigned long pgoff) in kvm_page_in_dirty_ring() argument
3435 kvm->dirty_ring_size / PAGE_SIZE); in kvm_page_in_dirty_ring()
3454 page = virt_to_page(vcpu->kvm->coalesced_mmio_ring); in kvm_vcpu_fault()
3456 else if (kvm_page_in_dirty_ring(vcpu->kvm, vmf->pgoff)) in kvm_vcpu_fault()
3476 if ((kvm_page_in_dirty_ring(vcpu->kvm, vma->vm_pgoff) || in kvm_vcpu_mmap()
3477 kvm_page_in_dirty_ring(vcpu->kvm, vma->vm_pgoff + pages - 1)) && in kvm_vcpu_mmap()
3489 kvm_put_kvm(vcpu->kvm); in kvm_vcpu_release()
3523 vcpu->kvm->debugfs_dentry); in kvm_create_vcpu_debugfs()
3532 static int kvm_vm_ioctl_create_vcpu(struct kvm *kvm, u32 id) in kvm_vm_ioctl_create_vcpu() argument
3541 mutex_lock(&kvm->lock); in kvm_vm_ioctl_create_vcpu()
3542 if (kvm->created_vcpus == KVM_MAX_VCPUS) { in kvm_vm_ioctl_create_vcpu()
3543 mutex_unlock(&kvm->lock); in kvm_vm_ioctl_create_vcpu()
3547 kvm->created_vcpus++; in kvm_vm_ioctl_create_vcpu()
3548 mutex_unlock(&kvm->lock); in kvm_vm_ioctl_create_vcpu()
3550 r = kvm_arch_vcpu_precreate(kvm, id); in kvm_vm_ioctl_create_vcpu()
3568 kvm_vcpu_init(vcpu, kvm, id); in kvm_vm_ioctl_create_vcpu()
3574 if (kvm->dirty_ring_size) { in kvm_vm_ioctl_create_vcpu()
3576 id, kvm->dirty_ring_size); in kvm_vm_ioctl_create_vcpu()
3581 mutex_lock(&kvm->lock); in kvm_vm_ioctl_create_vcpu()
3582 if (kvm_get_vcpu_by_id(kvm, id)) { in kvm_vm_ioctl_create_vcpu()
3587 vcpu->vcpu_idx = atomic_read(&kvm->online_vcpus); in kvm_vm_ioctl_create_vcpu()
3588 BUG_ON(kvm->vcpus[vcpu->vcpu_idx]); in kvm_vm_ioctl_create_vcpu()
3595 kvm_get_kvm(kvm); in kvm_vm_ioctl_create_vcpu()
3598 kvm_put_kvm_no_destroy(kvm); in kvm_vm_ioctl_create_vcpu()
3602 kvm->vcpus[vcpu->vcpu_idx] = vcpu; in kvm_vm_ioctl_create_vcpu()
3609 atomic_inc(&kvm->online_vcpus); in kvm_vm_ioctl_create_vcpu()
3611 mutex_unlock(&kvm->lock); in kvm_vm_ioctl_create_vcpu()
3617 mutex_unlock(&kvm->lock); in kvm_vm_ioctl_create_vcpu()
3626 mutex_lock(&kvm->lock); in kvm_vm_ioctl_create_vcpu()
3627 kvm->created_vcpus--; in kvm_vm_ioctl_create_vcpu()
3628 mutex_unlock(&kvm->lock); in kvm_vm_ioctl_create_vcpu()
3690 if (vcpu->kvm->mm != current->mm || vcpu->kvm->vm_dead) in kvm_vcpu_ioctl()
3900 if (vcpu->kvm->mm != current->mm || vcpu->kvm->vm_dead) in kvm_vcpu_compat_ioctl()
3966 if (dev->kvm->mm != current->mm || dev->kvm->vm_dead) in kvm_device_ioctl()
3987 struct kvm *kvm = dev->kvm; in kvm_device_release() local
3990 mutex_lock(&kvm->lock); in kvm_device_release()
3993 mutex_unlock(&kvm->lock); in kvm_device_release()
3996 kvm_put_kvm(kvm); in kvm_device_release()
4040 static int kvm_ioctl_create_device(struct kvm *kvm, in kvm_ioctl_create_device() argument
4065 dev->kvm = kvm; in kvm_ioctl_create_device()
4067 mutex_lock(&kvm->lock); in kvm_ioctl_create_device()
4070 mutex_unlock(&kvm->lock); in kvm_ioctl_create_device()
4074 list_add(&dev->vm_node, &kvm->devices); in kvm_ioctl_create_device()
4075 mutex_unlock(&kvm->lock); in kvm_ioctl_create_device()
4080 kvm_get_kvm(kvm); in kvm_ioctl_create_device()
4083 kvm_put_kvm_no_destroy(kvm); in kvm_ioctl_create_device()
4084 mutex_lock(&kvm->lock); in kvm_ioctl_create_device()
4086 mutex_unlock(&kvm->lock); in kvm_ioctl_create_device()
4095 static long kvm_vm_ioctl_check_extension_generic(struct kvm *kvm, long arg) in kvm_vm_ioctl_check_extension_generic() argument
4145 return kvm_vm_ioctl_check_extension(kvm, arg); in kvm_vm_ioctl_check_extension_generic()
4148 static int kvm_vm_ioctl_enable_dirty_log_ring(struct kvm *kvm, u32 size) in kvm_vm_ioctl_enable_dirty_log_ring() argument
4169 if (kvm->dirty_ring_size) in kvm_vm_ioctl_enable_dirty_log_ring()
4172 mutex_lock(&kvm->lock); in kvm_vm_ioctl_enable_dirty_log_ring()
4174 if (kvm->created_vcpus) { in kvm_vm_ioctl_enable_dirty_log_ring()
4178 kvm->dirty_ring_size = size; in kvm_vm_ioctl_enable_dirty_log_ring()
4182 mutex_unlock(&kvm->lock); in kvm_vm_ioctl_enable_dirty_log_ring()
4186 static int kvm_vm_ioctl_reset_dirty_pages(struct kvm *kvm) in kvm_vm_ioctl_reset_dirty_pages() argument
4192 if (!kvm->dirty_ring_size) in kvm_vm_ioctl_reset_dirty_pages()
4195 mutex_lock(&kvm->slots_lock); in kvm_vm_ioctl_reset_dirty_pages()
4197 kvm_for_each_vcpu(i, vcpu, kvm) in kvm_vm_ioctl_reset_dirty_pages()
4198 cleared += kvm_dirty_ring_reset(vcpu->kvm, &vcpu->dirty_ring); in kvm_vm_ioctl_reset_dirty_pages()
4200 mutex_unlock(&kvm->slots_lock); in kvm_vm_ioctl_reset_dirty_pages()
4203 kvm_flush_remote_tlbs(kvm); in kvm_vm_ioctl_reset_dirty_pages()
4208 int __attribute__((weak)) kvm_vm_ioctl_enable_cap(struct kvm *kvm, in kvm_vm_ioctl_enable_cap() argument
4214 static int kvm_vm_ioctl_enable_cap_generic(struct kvm *kvm, in kvm_vm_ioctl_enable_cap_generic() argument
4227 kvm->manual_dirty_log_protect = cap->args[0]; in kvm_vm_ioctl_enable_cap_generic()
4235 kvm->max_halt_poll_ns = cap->args[0]; in kvm_vm_ioctl_enable_cap_generic()
4239 return kvm_vm_ioctl_enable_dirty_log_ring(kvm, cap->args[0]); in kvm_vm_ioctl_enable_cap_generic()
4241 return kvm_vm_ioctl_enable_cap(kvm, cap); in kvm_vm_ioctl_enable_cap_generic()
4248 struct kvm *kvm = file->private_data; in kvm_vm_stats_read() local
4250 return kvm_stats_read(kvm->stats_id, &kvm_vm_stats_header, in kvm_vm_stats_read()
4251 &kvm_vm_stats_desc[0], &kvm->stat, in kvm_vm_stats_read()
4252 sizeof(kvm->stat), user_buffer, size, offset); in kvm_vm_stats_read()
4260 static int kvm_vm_ioctl_get_stats_fd(struct kvm *kvm) in kvm_vm_ioctl_get_stats_fd() argument
4270 &kvm_vm_stats_fops, kvm, O_RDONLY); in kvm_vm_ioctl_get_stats_fd()
4284 struct kvm *kvm = filp->private_data; in kvm_vm_ioctl() local
4288 if (kvm->mm != current->mm || kvm->vm_dead) in kvm_vm_ioctl()
4292 r = kvm_vm_ioctl_create_vcpu(kvm, arg); in kvm_vm_ioctl()
4300 r = kvm_vm_ioctl_enable_cap_generic(kvm, &cap); in kvm_vm_ioctl()
4311 r = kvm_vm_ioctl_set_memory_region(kvm, &kvm_userspace_mem); in kvm_vm_ioctl()
4320 r = kvm_vm_ioctl_get_dirty_log(kvm, &log); in kvm_vm_ioctl()
4330 r = kvm_vm_ioctl_clear_dirty_log(kvm, &log); in kvm_vm_ioctl()
4341 r = kvm_vm_ioctl_register_coalesced_mmio(kvm, &zone); in kvm_vm_ioctl()
4350 r = kvm_vm_ioctl_unregister_coalesced_mmio(kvm, &zone); in kvm_vm_ioctl()
4360 r = kvm_irqfd(kvm, &data); in kvm_vm_ioctl()
4369 r = kvm_ioeventfd(kvm, &data); in kvm_vm_ioctl()
4379 r = kvm_send_userspace_msi(kvm, &msi); in kvm_vm_ioctl()
4392 r = kvm_vm_ioctl_irq_line(kvm, &irq_event, in kvm_vm_ioctl()
4417 if (!kvm_arch_can_set_irq_routing(kvm)) in kvm_vm_ioctl()
4433 r = kvm_set_irq_routing(kvm, entries, routing.nr, in kvm_vm_ioctl()
4446 r = kvm_ioctl_create_device(kvm, &cd); in kvm_vm_ioctl()
4458 r = kvm_vm_ioctl_check_extension_generic(kvm, arg); in kvm_vm_ioctl()
4461 r = kvm_vm_ioctl_reset_dirty_pages(kvm); in kvm_vm_ioctl()
4464 r = kvm_vm_ioctl_get_stats_fd(kvm); in kvm_vm_ioctl()
4496 struct kvm *kvm = filp->private_data; in kvm_vm_compat_ioctl() local
4499 if (kvm->mm != current->mm || kvm->vm_dead) in kvm_vm_compat_ioctl()
4516 r = kvm_vm_ioctl_clear_dirty_log(kvm, &log); in kvm_vm_compat_ioctl()
4532 r = kvm_vm_ioctl_get_dirty_log(kvm, &log); in kvm_vm_compat_ioctl()
4558 struct kvm *kvm; in kvm_dev_ioctl_create_vm() local
4561 kvm = kvm_create_vm(type); in kvm_dev_ioctl_create_vm()
4562 if (IS_ERR(kvm)) in kvm_dev_ioctl_create_vm()
4563 return PTR_ERR(kvm); in kvm_dev_ioctl_create_vm()
4565 r = kvm_coalesced_mmio_init(kvm); in kvm_dev_ioctl_create_vm()
4573 snprintf(kvm->stats_id, sizeof(kvm->stats_id), in kvm_dev_ioctl_create_vm()
4576 file = anon_inode_getfile("kvm-vm", &kvm_vm_fops, kvm, O_RDWR); in kvm_dev_ioctl_create_vm()
4589 if (kvm_create_vm_debugfs(kvm, r) < 0) { in kvm_dev_ioctl_create_vm()
4594 kvm_uevent_notify_change(KVM_EVENT_CREATE_VM, kvm); in kvm_dev_ioctl_create_vm()
4600 kvm_put_kvm(kvm); in kvm_dev_ioctl_create_vm()
4860 bus = srcu_dereference(vcpu->kvm->buses[bus_idx], &vcpu->kvm->srcu); in kvm_io_bus_write()
4880 bus = srcu_dereference(vcpu->kvm->buses[bus_idx], &vcpu->kvm->srcu); in kvm_io_bus_write_cookie()
4931 bus = srcu_dereference(vcpu->kvm->buses[bus_idx], &vcpu->kvm->srcu); in kvm_io_bus_read()
4939 int kvm_io_bus_register_dev(struct kvm *kvm, enum kvm_bus bus_idx, gpa_t addr, in kvm_io_bus_register_dev() argument
4946 bus = kvm_get_bus(kvm, bus_idx); in kvm_io_bus_register_dev()
4974 rcu_assign_pointer(kvm->buses[bus_idx], new_bus); in kvm_io_bus_register_dev()
4975 synchronize_srcu_expedited(&kvm->srcu); in kvm_io_bus_register_dev()
4981 int kvm_io_bus_unregister_dev(struct kvm *kvm, enum kvm_bus bus_idx, in kvm_io_bus_unregister_dev() argument
4987 lockdep_assert_held(&kvm->slots_lock); in kvm_io_bus_unregister_dev()
4989 bus = kvm_get_bus(kvm, bus_idx); in kvm_io_bus_unregister_dev()
5011 rcu_assign_pointer(kvm->buses[bus_idx], new_bus); in kvm_io_bus_unregister_dev()
5012 synchronize_srcu_expedited(&kvm->srcu); in kvm_io_bus_unregister_dev()
5028 struct kvm_io_device *kvm_io_bus_get_dev(struct kvm *kvm, enum kvm_bus bus_idx, in kvm_io_bus_get_dev() argument
5035 srcu_idx = srcu_read_lock(&kvm->srcu); in kvm_io_bus_get_dev()
5037 bus = srcu_dereference(kvm->buses[bus_idx], &kvm->srcu); in kvm_io_bus_get_dev()
5048 srcu_read_unlock(&kvm->srcu, srcu_idx); in kvm_io_bus_get_dev()
5066 if (!kvm_get_kvm_safe(stat_data->kvm)) in kvm_debugfs_open()
5073 kvm_put_kvm(stat_data->kvm); in kvm_debugfs_open()
5086 kvm_put_kvm(stat_data->kvm); in kvm_debugfs_release()
5091 static int kvm_get_stat_per_vm(struct kvm *kvm, size_t offset, u64 *val) in kvm_get_stat_per_vm() argument
5093 *val = *(u64 *)((void *)(&kvm->stat) + offset); in kvm_get_stat_per_vm()
5098 static int kvm_clear_stat_per_vm(struct kvm *kvm, size_t offset) in kvm_clear_stat_per_vm() argument
5100 *(u64 *)((void *)(&kvm->stat) + offset) = 0; in kvm_clear_stat_per_vm()
5105 static int kvm_get_stat_per_vcpu(struct kvm *kvm, size_t offset, u64 *val) in kvm_get_stat_per_vcpu() argument
5112 kvm_for_each_vcpu(i, vcpu, kvm) in kvm_get_stat_per_vcpu()
5118 static int kvm_clear_stat_per_vcpu(struct kvm *kvm, size_t offset) in kvm_clear_stat_per_vcpu() argument
5123 kvm_for_each_vcpu(i, vcpu, kvm) in kvm_clear_stat_per_vcpu()
5136 r = kvm_get_stat_per_vm(stat_data->kvm, in kvm_stat_data_get()
5140 r = kvm_get_stat_per_vcpu(stat_data->kvm, in kvm_stat_data_get()
5158 r = kvm_clear_stat_per_vm(stat_data->kvm, in kvm_stat_data_clear()
5162 r = kvm_clear_stat_per_vcpu(stat_data->kvm, in kvm_stat_data_clear()
5189 struct kvm *kvm; in vm_stat_get() local
5194 list_for_each_entry(kvm, &vm_list, vm_list) { in vm_stat_get()
5195 kvm_get_stat_per_vm(kvm, offset, &tmp_val); in vm_stat_get()
5205 struct kvm *kvm; in vm_stat_clear() local
5211 list_for_each_entry(kvm, &vm_list, vm_list) { in vm_stat_clear()
5212 kvm_clear_stat_per_vm(kvm, offset); in vm_stat_clear()
5225 struct kvm *kvm; in vcpu_stat_get() local
5230 list_for_each_entry(kvm, &vm_list, vm_list) { in vcpu_stat_get()
5231 kvm_get_stat_per_vcpu(kvm, offset, &tmp_val); in vcpu_stat_get()
5241 struct kvm *kvm; in vcpu_stat_clear() local
5247 list_for_each_entry(kvm, &vm_list, vm_list) { in vcpu_stat_clear()
5248 kvm_clear_stat_per_vcpu(kvm, offset); in vcpu_stat_clear()
5259 static void kvm_uevent_notify_change(unsigned int type, struct kvm *kvm) in kvm_uevent_notify_change() argument
5264 if (!kvm_dev.this_device || !kvm) in kvm_uevent_notify_change()
5287 kvm->userspace_pid = task_pid_nr(current); in kvm_uevent_notify_change()
5291 add_uevent_var(env, "PID=%d", kvm->userspace_pid); in kvm_uevent_notify_change()
5293 if (kvm->debugfs_dentry) { in kvm_uevent_notify_change()
5297 tmp = dentry_path_raw(kvm->debugfs_dentry, p, PATH_MAX); in kvm_uevent_notify_change()
5574 struct kvm *kvm; member
5589 struct kvm *kvm = init_context->kvm; in kvm_vm_worker_thread() local
5621 err = thread_fn(kvm, data); in kvm_vm_worker_thread()
5626 int kvm_vm_create_worker_thread(struct kvm *kvm, kvm_vm_thread_fn_t thread_fn, in kvm_vm_create_worker_thread() argument
5634 init_context.kvm = kvm; in kvm_vm_create_worker_thread()