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/Linux-v5.15/tools/testing/selftests/kvm/lib/aarch64/
Dprocessor.c19 static uint64_t page_align(struct kvm_vm *vm, uint64_t v) in page_align() argument
21 return (v + vm->page_size) & ~(vm->page_size - 1); in page_align()
24 static uint64_t pgd_index(struct kvm_vm *vm, vm_vaddr_t gva) in pgd_index() argument
26 unsigned int shift = (vm->pgtable_levels - 1) * (vm->page_shift - 3) + vm->page_shift; in pgd_index()
27 uint64_t mask = (1UL << (vm->va_bits - shift)) - 1; in pgd_index()
32 static uint64_t pud_index(struct kvm_vm *vm, vm_vaddr_t gva) in pud_index() argument
34 unsigned int shift = 2 * (vm->page_shift - 3) + vm->page_shift; in pud_index()
35 uint64_t mask = (1UL << (vm->page_shift - 3)) - 1; in pud_index()
37 TEST_ASSERT(vm->pgtable_levels == 4, in pud_index()
38 "Mode %d does not have 4 page table levels", vm->mode); in pud_index()
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/Linux-v5.15/drivers/virtio/
Dvirtio_mem.c262 static void virtio_mem_retry(struct virtio_mem *vm);
268 static int register_virtio_mem_device(struct virtio_mem *vm) in register_virtio_mem_device() argument
277 list_add_rcu(&vm->next, &virtio_mem_devices); in register_virtio_mem_device()
287 static void unregister_virtio_mem_device(struct virtio_mem *vm) in unregister_virtio_mem_device() argument
291 list_del_rcu(&vm->next); in unregister_virtio_mem_device()
318 static unsigned long virtio_mem_phys_to_bb_id(struct virtio_mem *vm, in virtio_mem_phys_to_bb_id() argument
321 return addr / vm->bbm.bb_size; in virtio_mem_phys_to_bb_id()
327 static uint64_t virtio_mem_bb_id_to_phys(struct virtio_mem *vm, in virtio_mem_bb_id_to_phys() argument
330 return bb_id * vm->bbm.bb_size; in virtio_mem_bb_id_to_phys()
336 static unsigned long virtio_mem_phys_to_sb_id(struct virtio_mem *vm, in virtio_mem_phys_to_sb_id() argument
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/Linux-v5.15/tools/testing/selftests/kvm/include/
Dkvm_util.h24 * structure kvm_util is using to maintain the state of a VM.
85 int vm_enable_cap(struct kvm_vm *vm, struct kvm_enable_cap *cap);
86 int vcpu_enable_cap(struct kvm_vm *vm, uint32_t vcpu_id,
88 void vm_enable_dirty_ring(struct kvm_vm *vm, uint32_t ring_size);
95 void kvm_vm_get_dirty_log(struct kvm_vm *vm, int slot, void *log);
96 void kvm_vm_clear_dirty_log(struct kvm_vm *vm, int slot, void *log,
98 uint32_t kvm_vm_reset_dirty_ring(struct kvm_vm *vm);
100 int kvm_memcmp_hva_gva(void *hva, struct kvm_vm *vm, const vm_vaddr_t gva,
103 void kvm_vm_elf_load(struct kvm_vm *vm, const char *filename);
105 void vm_dump(FILE *stream, struct kvm_vm *vm, uint8_t indent);
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/Linux-v5.15/tools/testing/selftests/kvm/lib/
Dkvm_util.c93 /* VM Enable Capability
96 * vm - Virtual Machine
103 * Enables a capability (KVM_CAP_*) on the VM.
105 int vm_enable_cap(struct kvm_vm *vm, struct kvm_enable_cap *cap) in vm_enable_cap() argument
109 ret = ioctl(vm->fd, KVM_ENABLE_CAP, cap); in vm_enable_cap()
119 * vm - Virtual Machine
129 int vcpu_enable_cap(struct kvm_vm *vm, uint32_t vcpu_id, in vcpu_enable_cap() argument
132 struct vcpu *vcpu = vcpu_find(vm, vcpu_id); in vcpu_enable_cap()
144 void vm_enable_dirty_ring(struct kvm_vm *vm, uint32_t ring_size) in vm_enable_dirty_ring() argument
150 vm_enable_cap(vm, &cap); in vm_enable_dirty_ring()
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/Linux-v5.15/tools/testing/selftests/kvm/lib/s390x/
Dprocessor.c14 void virt_pgd_alloc(struct kvm_vm *vm) in virt_pgd_alloc() argument
18 TEST_ASSERT(vm->page_size == 4096, "Unsupported page size: 0x%x", in virt_pgd_alloc()
19 vm->page_size); in virt_pgd_alloc()
21 if (vm->pgd_created) in virt_pgd_alloc()
24 paddr = vm_phy_pages_alloc(vm, PAGES_PER_REGION, in virt_pgd_alloc()
26 memset(addr_gpa2hva(vm, paddr), 0xff, PAGES_PER_REGION * vm->page_size); in virt_pgd_alloc()
28 vm->pgd = paddr; in virt_pgd_alloc()
29 vm->pgd_created = true; in virt_pgd_alloc()
37 static uint64_t virt_alloc_region(struct kvm_vm *vm, int ri) in virt_alloc_region() argument
41 taddr = vm_phy_pages_alloc(vm, ri < 4 ? PAGES_PER_REGION : 1, in virt_alloc_region()
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/Linux-v5.15/drivers/gpu/drm/lima/
Dlima_vm.c18 struct lima_vm *vm; member
35 static void lima_vm_unmap_range(struct lima_vm *vm, u32 start, u32 end) in lima_vm_unmap_range() argument
43 vm->bts[pbe].cpu[bte] = 0; in lima_vm_unmap_range()
47 static int lima_vm_map_page(struct lima_vm *vm, dma_addr_t pa, u32 va) in lima_vm_map_page() argument
52 if (!vm->bts[pbe].cpu) { in lima_vm_map_page()
57 vm->bts[pbe].cpu = dma_alloc_wc( in lima_vm_map_page()
58 vm->dev->dev, LIMA_PAGE_SIZE << LIMA_VM_NUM_PT_PER_BT_SHIFT, in lima_vm_map_page()
59 &vm->bts[pbe].dma, GFP_KERNEL | __GFP_NOWARN | __GFP_ZERO); in lima_vm_map_page()
60 if (!vm->bts[pbe].cpu) in lima_vm_map_page()
63 pts = vm->bts[pbe].dma; in lima_vm_map_page()
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/Linux-v5.15/drivers/virt/acrn/
Dvm.c21 * is wrote in VM creation ioctl. Use the rwlock mechanism to protect it.
25 struct acrn_vm *acrn_vm_create(struct acrn_vm *vm, in acrn_vm_create() argument
33 "Failed to create VM! Error: %d\n", ret); in acrn_vm_create()
37 mutex_init(&vm->regions_mapping_lock); in acrn_vm_create()
38 INIT_LIST_HEAD(&vm->ioreq_clients); in acrn_vm_create()
39 spin_lock_init(&vm->ioreq_clients_lock); in acrn_vm_create()
40 vm->vmid = vm_param->vmid; in acrn_vm_create()
41 vm->vcpu_num = vm_param->vcpu_num; in acrn_vm_create()
43 if (acrn_ioreq_init(vm, vm_param->ioreq_buf) < 0) { in acrn_vm_create()
45 vm->vmid = ACRN_INVALID_VMID; in acrn_vm_create()
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Dirqfd.c24 * @vm: Associated VM pointer
28 * @list: Entry within &acrn_vm.irqfds of irqfds of a VM
33 struct acrn_vm *vm; member
44 struct acrn_vm *vm = irqfd->vm; in acrn_irqfd_inject() local
46 acrn_msi_inject(vm, irqfd->msi.msi_addr, in acrn_irqfd_inject()
54 lockdep_assert_held(&irqfd->vm->irqfds_lock); in hsm_irqfd_shutdown()
66 struct acrn_vm *vm; in hsm_irqfd_shutdown_work() local
69 vm = irqfd->vm; in hsm_irqfd_shutdown_work()
70 mutex_lock(&vm->irqfds_lock); in hsm_irqfd_shutdown_work()
73 mutex_unlock(&vm->irqfds_lock); in hsm_irqfd_shutdown_work()
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Dacrn_drv.h28 * @user_vm_pa: Physical address of User VM to be mapped.
29 * @service_vm_pa: Physical address of Service VM to be mapped.
33 * to manage the EPT mappings of a single memory region of the User VM. Several
47 * @vmid: A User VM ID.
53 * multiple memory regions of a User VM. A &struct vm_memory_region_batch
65 * struct vm_memory_mapping - Memory map between a User VM and the Service VM
66 * @pages: Pages in Service VM kernel.
68 * @service_vm_va: Virtual address in Service VM kernel.
69 * @user_vm_pa: Physical address in User VM.
72 * HSM maintains memory mappings between a User VM GPA and the Service VM
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Dmm.c18 static int modify_region(struct acrn_vm *vm, struct vm_memory_region_op *region) in modify_region() argument
27 regions->vmid = vm->vmid; in modify_region()
34 "Failed to set memory region for VM[%u]!\n", vm->vmid); in modify_region()
42 * @vm: User VM.
43 * @user_gpa: A GPA of User VM.
44 * @service_gpa: A GPA of Service VM.
51 int acrn_mm_region_add(struct acrn_vm *vm, u64 user_gpa, u64 service_gpa, in acrn_mm_region_add() argument
67 ret = modify_region(vm, region); in acrn_mm_region_add()
78 * @vm: User VM.
79 * @user_gpa: A GPA of the User VM.
[all …]
Dioeventfd.c19 * @list: Entry within &acrn_vm.ioeventfds of ioeventfds of a VM
43 static void acrn_ioeventfd_shutdown(struct acrn_vm *vm, struct hsm_ioeventfd *p) in acrn_ioeventfd_shutdown() argument
45 lockdep_assert_held(&vm->ioeventfds_lock); in acrn_ioeventfd_shutdown()
52 static bool hsm_ioeventfd_is_conflict(struct acrn_vm *vm, in hsm_ioeventfd_is_conflict() argument
57 lockdep_assert_held(&vm->ioeventfds_lock); in hsm_ioeventfd_is_conflict()
60 list_for_each_entry(p, &vm->ioeventfds, list) in hsm_ioeventfd_is_conflict()
72 * Assign an eventfd to a VM and create a HSM ioeventfd associated with the
76 static int acrn_ioeventfd_assign(struct acrn_vm *vm, in acrn_ioeventfd_assign() argument
121 mutex_lock(&vm->ioeventfds_lock); in acrn_ioeventfd_assign()
123 if (hsm_ioeventfd_is_conflict(vm, p)) { in acrn_ioeventfd_assign()
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Dioreq.c39 static int ioreq_complete_request(struct acrn_vm *vm, u16 vcpu, in ioreq_complete_request() argument
52 * in which User VMs and Service VM are bound to dedicated CPU cores. in ioreq_complete_request()
64 ret = hcall_notify_req_finish(vm->vmid, vcpu); in ioreq_complete_request()
79 if (vcpu >= client->vm->vcpu_num) in acrn_ioreq_complete_request()
84 acrn_req = (struct acrn_io_request *)client->vm->ioreq_buf; in acrn_ioreq_complete_request()
88 ret = ioreq_complete_request(client->vm, vcpu, acrn_req); in acrn_ioreq_complete_request()
93 int acrn_ioreq_request_default_complete(struct acrn_vm *vm, u16 vcpu) in acrn_ioreq_request_default_complete() argument
97 spin_lock_bh(&vm->ioreq_clients_lock); in acrn_ioreq_request_default_complete()
98 if (vm->default_client) in acrn_ioreq_request_default_complete()
99 ret = acrn_ioreq_complete_request(vm->default_client, in acrn_ioreq_request_default_complete()
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/Linux-v5.15/drivers/gpu/drm/amd/amdgpu/
Damdgpu_vm.c50 * for the entire GPU, there are multiple VM page tables active
51 * at any given time. The VM page tables can contain a mix
55 * Each VM has an ID associated with it and there is a page table
92 * amdgpu_vm_set_pasid - manage pasid and vm ptr mapping
95 * @vm: amdgpu_vm pointer
96 * @pasid: the pasid the VM is using on this GPU
98 * Set the pasid this VM is using on this GPU, can also be used to remove the
102 int amdgpu_vm_set_pasid(struct amdgpu_device *adev, struct amdgpu_vm *vm, in amdgpu_vm_set_pasid() argument
107 if (vm->pasid == pasid) in amdgpu_vm_set_pasid()
110 if (vm->pasid) { in amdgpu_vm_set_pasid()
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/Linux-v5.15/drivers/gpu/drm/radeon/
Dradeon_vm.c37 * for the entire GPU, there are multiple VM page tables active
38 * at any given time. The VM page tables can contain a mix
42 * Each VM has an ID associated with it and there is a page table
78 * radeon_vm_manager_init - init the vm manager
82 * Init the vm manager (cayman+).
100 * radeon_vm_manager_fini - tear down the vm manager
104 * Tear down the VM manager (cayman+).
120 * radeon_vm_get_bos - add the vm BOs to a validation list
123 * @vm: vm providing the BOs
130 struct radeon_vm *vm, in radeon_vm_get_bos() argument
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/Linux-v5.15/drivers/gpu/drm/i915/selftests/
Dmock_gtt.c27 static void mock_insert_page(struct i915_address_space *vm, in mock_insert_page() argument
35 static void mock_insert_entries(struct i915_address_space *vm, in mock_insert_entries() argument
41 static void mock_bind_ppgtt(struct i915_address_space *vm, in mock_bind_ppgtt() argument
51 static void mock_unbind_ppgtt(struct i915_address_space *vm, in mock_unbind_ppgtt() argument
56 static void mock_cleanup(struct i915_address_space *vm) in mock_cleanup() argument
60 static void mock_clear_range(struct i915_address_space *vm, in mock_clear_range() argument
73 ppgtt->vm.gt = &i915->gt; in mock_ppgtt()
74 ppgtt->vm.i915 = i915; in mock_ppgtt()
75 ppgtt->vm.total = round_down(U64_MAX, PAGE_SIZE); in mock_ppgtt()
76 ppgtt->vm.dma = i915->drm.dev; in mock_ppgtt()
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/Linux-v5.15/drivers/gpu/drm/i915/gt/
Dintel_ggtt.c47 struct drm_i915_private *i915 = ggtt->vm.i915; in ggtt_init_hw()
49 i915_address_space_init(&ggtt->vm, VM_CLASS_GGTT); in ggtt_init_hw()
51 ggtt->vm.is_ggtt = true; in ggtt_init_hw()
54 ggtt->vm.has_read_only = IS_VALLEYVIEW(i915); in ggtt_init_hw()
57 ggtt->vm.mm.color_adjust = i915_ggtt_color_adjust; in ggtt_init_hw()
63 ggtt->vm.cleanup(&ggtt->vm); in ggtt_init_hw()
124 mutex_lock(&ggtt->vm.mutex); in i915_ggtt_suspend()
127 open = atomic_xchg(&ggtt->vm.open, 0); in i915_ggtt_suspend()
129 list_for_each_entry_safe(vma, vn, &ggtt->vm.bound_list, vm_link) { in i915_ggtt_suspend()
142 ggtt->vm.clear_range(&ggtt->vm, 0, ggtt->vm.total); in i915_ggtt_suspend()
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Dgen8_ppgtt.c60 struct drm_i915_private *i915 = ppgtt->vm.i915; in gen8_ppgtt_notify_vgt()
61 struct intel_uncore *uncore = ppgtt->vm.gt->uncore; in gen8_ppgtt_notify_vgt()
72 if (i915_vm_is_4lvl(&ppgtt->vm)) { in gen8_ppgtt_notify_vgt()
150 static unsigned int gen8_pd_top_count(const struct i915_address_space *vm) in gen8_pd_top_count() argument
152 unsigned int shift = __gen8_pte_shift(vm->top); in gen8_pd_top_count()
154 return (vm->total + (1ull << shift) - 1) >> shift; in gen8_pd_top_count()
158 gen8_pdp_for_page_index(struct i915_address_space * const vm, const u64 idx) in gen8_pdp_for_page_index() argument
160 struct i915_ppgtt * const ppgtt = i915_vm_to_ppgtt(vm); in gen8_pdp_for_page_index()
162 if (vm->top == 2) in gen8_pdp_for_page_index()
165 return i915_pd_entry(ppgtt->pd, gen8_pd_index(idx, vm->top)); in gen8_pdp_for_page_index()
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Dintel_gtt.c15 struct drm_i915_gem_object *alloc_pt_lmem(struct i915_address_space *vm, int sz) in alloc_pt_lmem() argument
31 obj = __i915_gem_object_create_lmem_with_ps(vm->i915, sz, sz, 0); in alloc_pt_lmem()
33 * Ensure all paging structures for this vm share the same dma-resv in alloc_pt_lmem()
38 obj->base.resv = i915_vm_resv_get(vm); in alloc_pt_lmem()
39 obj->shares_resv_from = vm; in alloc_pt_lmem()
45 struct drm_i915_gem_object *alloc_pt_dma(struct i915_address_space *vm, int sz) in alloc_pt_dma() argument
49 if (I915_SELFTEST_ONLY(should_fail(&vm->fault_attr, 1))) in alloc_pt_dma()
50 i915_gem_shrink_all(vm->i915); in alloc_pt_dma()
52 obj = i915_gem_object_create_internal(vm->i915, sz); in alloc_pt_dma()
54 * Ensure all paging structures for this vm share the same dma-resv in alloc_pt_dma()
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Dintel_gtt.h61 #define ggtt_total_entries(ggtt) ((ggtt)->vm.total >> PAGE_SHIFT)
198 void (*bind_vma)(struct i915_address_space *vm,
207 void (*unbind_vma)(struct i915_address_space *vm,
229 * Since the vm may be shared between multiple contexts, we count how
264 (*alloc_pt_dma)(struct i915_address_space *vm, int sz);
272 void (*allocate_va_range)(struct i915_address_space *vm,
275 void (*clear_range)(struct i915_address_space *vm,
277 void (*insert_page)(struct i915_address_space *vm,
282 void (*insert_entries)(struct i915_address_space *vm,
286 void (*cleanup)(struct i915_address_space *vm);
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/Linux-v5.15/sound/pci/ctxfi/
Dctvmem.c26 * Find or create vm block based on requested @size.
30 get_vm_block(struct ct_vm *vm, unsigned int size, struct ct_atc *atc) in get_vm_block() argument
36 if (size > vm->size) { in get_vm_block()
42 mutex_lock(&vm->lock); in get_vm_block()
43 list_for_each(pos, &vm->unused) { in get_vm_block()
48 if (pos == &vm->unused) in get_vm_block()
52 /* Move the vm node from unused list to used list directly */ in get_vm_block()
53 list_move(&entry->list, &vm->used); in get_vm_block()
54 vm->size -= size; in get_vm_block()
65 list_add(&block->list, &vm->used); in get_vm_block()
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/Linux-v5.15/tools/testing/selftests/kvm/x86_64/
Dset_boot_cpu_id.c41 static void test_set_boot_busy(struct kvm_vm *vm) in test_set_boot_busy() argument
45 res = _vm_ioctl(vm, KVM_SET_BOOT_CPU_ID, (void *) VCPU_ID0); in test_set_boot_busy()
47 "KVM_SET_BOOT_CPU_ID set while running vm"); in test_set_boot_busy()
50 static void run_vcpu(struct kvm_vm *vm, uint32_t vcpuid) in run_vcpu() argument
57 vcpu_run(vm, vcpuid); in run_vcpu()
59 switch (get_ucall(vm, vcpuid, &uc)) { in run_vcpu()
65 test_set_boot_busy(vm); in run_vcpu()
78 exit_reason_str(vcpu_state(vm, vcpuid)->exit_reason)); in run_vcpu()
85 struct kvm_vm *vm; in create_vm() local
91 vm = vm_create(VM_MODE_DEFAULT, pages, O_RDWR); in create_vm()
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Duserspace_msr_exit_test.c398 static void run_guest(struct kvm_vm *vm) in run_guest() argument
402 rc = _vcpu_run(vm, VCPU_ID); in run_guest()
406 static void check_for_guest_assert(struct kvm_vm *vm) in check_for_guest_assert() argument
408 struct kvm_run *run = vcpu_state(vm, VCPU_ID); in check_for_guest_assert()
412 get_ucall(vm, VCPU_ID, &uc) == UCALL_ABORT) { in check_for_guest_assert()
418 static void process_rdmsr(struct kvm_vm *vm, uint32_t msr_index) in process_rdmsr() argument
420 struct kvm_run *run = vcpu_state(vm, VCPU_ID); in process_rdmsr()
422 check_for_guest_assert(vm); in process_rdmsr()
453 static void process_wrmsr(struct kvm_vm *vm, uint32_t msr_index) in process_wrmsr() argument
455 struct kvm_run *run = vcpu_state(vm, VCPU_ID); in process_wrmsr()
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Demulator_error_test.c31 static void run_guest(struct kvm_vm *vm) in run_guest() argument
35 rc = _vcpu_run(vm, VCPU_ID); in run_guest()
60 static void process_exit_on_emulation_error(struct kvm_vm *vm) in process_exit_on_emulation_error() argument
62 struct kvm_run *run = vcpu_state(vm, VCPU_ID); in process_exit_on_emulation_error()
96 vcpu_regs_get(vm, VCPU_ID, &regs); in process_exit_on_emulation_error()
98 vcpu_regs_set(vm, VCPU_ID, &regs); in process_exit_on_emulation_error()
103 static void do_guest_assert(struct kvm_vm *vm, struct ucall *uc) in do_guest_assert() argument
109 static void check_for_guest_assert(struct kvm_vm *vm) in check_for_guest_assert() argument
111 struct kvm_run *run = vcpu_state(vm, VCPU_ID); in check_for_guest_assert()
115 get_ucall(vm, VCPU_ID, &uc) == UCALL_ABORT) { in check_for_guest_assert()
[all …]
/Linux-v5.15/tools/testing/selftests/kvm/lib/x86_64/
Dvmx.c46 int vcpu_enable_evmcs(struct kvm_vm *vm, int vcpu_id) in vcpu_enable_evmcs() argument
55 vcpu_ioctl(vm, vcpu_id, KVM_ENABLE_CAP, &enable_evmcs_cap); in vcpu_enable_evmcs()
69 * vm - The VM to allocate guest-virtual addresses in.
78 vcpu_alloc_vmx(struct kvm_vm *vm, vm_vaddr_t *p_vmx_gva) in vcpu_alloc_vmx() argument
80 vm_vaddr_t vmx_gva = vm_vaddr_alloc_page(vm); in vcpu_alloc_vmx()
81 struct vmx_pages *vmx = addr_gva2hva(vm, vmx_gva); in vcpu_alloc_vmx()
84 vmx->vmxon = (void *)vm_vaddr_alloc_page(vm); in vcpu_alloc_vmx()
85 vmx->vmxon_hva = addr_gva2hva(vm, (uintptr_t)vmx->vmxon); in vcpu_alloc_vmx()
86 vmx->vmxon_gpa = addr_gva2gpa(vm, (uintptr_t)vmx->vmxon); in vcpu_alloc_vmx()
89 vmx->vmcs = (void *)vm_vaddr_alloc_page(vm); in vcpu_alloc_vmx()
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Dprocessor.c177 void virt_pgd_alloc(struct kvm_vm *vm) in virt_pgd_alloc() argument
179 TEST_ASSERT(vm->mode == VM_MODE_PXXV48_4K, "Attempt to use " in virt_pgd_alloc()
180 "unknown or unsupported guest mode, mode: 0x%x", vm->mode); in virt_pgd_alloc()
183 if (!vm->pgd_created) { in virt_pgd_alloc()
184 vm->pgd = vm_alloc_page_table(vm); in virt_pgd_alloc()
185 vm->pgd_created = true; in virt_pgd_alloc()
189 static void *virt_get_pte(struct kvm_vm *vm, uint64_t pt_pfn, uint64_t vaddr, in virt_get_pte() argument
192 uint64_t *page_table = addr_gpa2hva(vm, pt_pfn << vm->page_shift); in virt_get_pte()
193 int index = vaddr >> (vm->page_shift + level * 9) & 0x1ffu; in virt_get_pte()
198 static struct pageUpperEntry *virt_create_upper_pte(struct kvm_vm *vm, in virt_create_upper_pte() argument
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