18 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.
84 int acrn_mm_region_del(struct acrn_vm *vm, u64 user_gpa, u64 size)  in acrn_mm_region_del()  argument
99 	ret = modify_region(vm, region);  in acrn_mm_region_del()
107 int acrn_vm_memseg_map(struct acrn_vm *vm, struct acrn_vm_memmap *memmap)  in acrn_vm_memseg_map()  argument
112 		return acrn_vm_ram_map(vm, memmap);  in acrn_vm_memseg_map()
120 	ret = acrn_mm_region_add(vm, memmap->user_vm_pa,  in acrn_vm_memseg_map()
125 			"Add memory region failed, VM[%u]!\n", vm->vmid);  in acrn_vm_memseg_map()
130 int acrn_vm_memseg_unmap(struct acrn_vm *vm, struct acrn_vm_memmap *memmap)  in acrn_vm_memseg_unmap()  argument
140 	ret = acrn_mm_region_del(vm, memmap->user_vm_pa, memmap->len);  in acrn_vm_memseg_unmap()
143 			"Del memory region failed, VM[%u]!\n", vm->vmid);  in acrn_vm_memseg_unmap()
149  * acrn_vm_ram_map() - Create a RAM EPT mapping of User VM.
150  * @vm:		The User VM pointer
155 int acrn_vm_ram_map(struct acrn_vm *vm, struct acrn_vm_memmap *memmap)  in acrn_vm_ram_map()  argument
168 	if (!vm || !memmap)  in acrn_vm_ram_map()
187 		return acrn_mm_region_add(vm, memmap->user_vm_pa,  in acrn_vm_ram_map()
218 	/* Record Service VM va <-> User VM pa mapping */  in acrn_vm_ram_map()
219 	mutex_lock(&vm->regions_mapping_lock);  in acrn_vm_ram_map()
220 	region_mapping = &vm->regions_mapping[vm->regions_mapping_count];  in acrn_vm_ram_map()
221 	if (vm->regions_mapping_count < ACRN_MEM_MAPPING_MAX) {  in acrn_vm_ram_map()
227 		vm->regions_mapping_count++;  in acrn_vm_ram_map()
232 		mutex_unlock(&vm->regions_mapping_lock);  in acrn_vm_ram_map()
235 	mutex_unlock(&vm->regions_mapping_lock);  in acrn_vm_ram_map()
256 	regions_info->vmid = vm->vmid;  in acrn_vm_ram_map()
284 			"Failed to set regions, VM[%u]!\n", vm->vmid);  in acrn_vm_ram_map()
290 		"%s: VM[%u] service-GVA[%pK] user-GPA[%pK] size[0x%llx]\n",  in acrn_vm_ram_map()
291 		__func__, vm->vmid,  in acrn_vm_ram_map()
298 	mutex_lock(&vm->regions_mapping_lock);  in acrn_vm_ram_map()
299 	vm->regions_mapping_count--;  in acrn_vm_ram_map()
300 	mutex_unlock(&vm->regions_mapping_lock);  in acrn_vm_ram_map()
312  * acrn_vm_all_ram_unmap() - Destroy a RAM EPT mapping of User VM.
313  * @vm:	The User VM
315 void acrn_vm_all_ram_unmap(struct acrn_vm *vm)  in acrn_vm_all_ram_unmap()  argument
320 	mutex_lock(&vm->regions_mapping_lock);  in acrn_vm_all_ram_unmap()
321 	for (i = 0; i < vm->regions_mapping_count; i++) {  in acrn_vm_all_ram_unmap()
322 		region_mapping = &vm->regions_mapping[i];  in acrn_vm_all_ram_unmap()
328 	mutex_unlock(&vm->regions_mapping_lock);  in acrn_vm_all_ram_unmap()