1123 	struct xe_bo *backup;  in xe_bo_notifier_prepare_pinned()  local
1144 	backup = ___xe_bo_create_locked(xe, NULL, NULL, bo->ttm.base.resv, NULL, xe_bo_size(bo),  in xe_bo_notifier_prepare_pinned()
1148 	if (IS_ERR(backup)) {  in xe_bo_notifier_prepare_pinned()
1149 		ret = PTR_ERR(backup);  in xe_bo_notifier_prepare_pinned()
1153 	backup->parent_obj = xe_bo_get(bo); /* Released by bo_destroy */  in xe_bo_notifier_prepare_pinned()
1154 	ttm_bo_pin(&backup->ttm);  in xe_bo_notifier_prepare_pinned()
1155 	bo->backup_obj = backup;  in xe_bo_notifier_prepare_pinned()
1198 	struct xe_bo *backup = bo->backup_obj;  in xe_bo_evict_pinned()  local
1221 	if (!backup) {  in xe_bo_evict_pinned()
1222 		backup = ___xe_bo_create_locked(xe, NULL, NULL, bo->ttm.base.resv,  in xe_bo_evict_pinned()
1227 		if (IS_ERR(backup)) {  in xe_bo_evict_pinned()
1228 			ret = PTR_ERR(backup);  in xe_bo_evict_pinned()
1231 		backup->parent_obj = xe_bo_get(bo); /* Released by bo_destroy */  in xe_bo_evict_pinned()
1248 		ret = dma_resv_reserve_fences(backup->ttm.base.resv, 1);  in xe_bo_evict_pinned()
1252 		fence = xe_migrate_copy(migrate, bo, backup, bo->ttm.resource,  in xe_bo_evict_pinned()
1253 					backup->ttm.resource, false);  in xe_bo_evict_pinned()
1261 		dma_resv_add_fence(backup->ttm.base.resv, fence,  in xe_bo_evict_pinned()
1265 		ret = xe_bo_vmap(backup);  in xe_bo_evict_pinned()
1276 		xe_map_memcpy_from(xe, backup->vmap.vaddr, &bo->vmap, 0,  in xe_bo_evict_pinned()
1281 		bo->backup_obj = backup;  in xe_bo_evict_pinned()
1284 	xe_bo_vunmap(backup);  in xe_bo_evict_pinned()
1286 		xe_bo_put(backup);  in xe_bo_evict_pinned()
1312 	struct xe_bo *backup = bo->backup_obj;  in xe_bo_restore_pinned()  local
1316 	if (!backup)  in xe_bo_restore_pinned()
1321 	if (!xe_bo_is_pinned(backup)) {  in xe_bo_restore_pinned()
1322 		ret = ttm_bo_validate(&backup->ttm, &backup->placement, &ctx);  in xe_bo_restore_pinned()
1340 		ret = dma_resv_reserve_fences(backup->ttm.base.resv, 1);  in xe_bo_restore_pinned()
1344 		fence = xe_migrate_copy(migrate, backup, bo,  in xe_bo_restore_pinned()
1345 					backup->ttm.resource, bo->ttm.resource,  in xe_bo_restore_pinned()
1354 		dma_resv_add_fence(backup->ttm.base.resv, fence,  in xe_bo_restore_pinned()
1358 		ret = xe_bo_vmap(backup);  in xe_bo_restore_pinned()
1369 		xe_map_memcpy_to(xe, &bo->vmap, 0, backup->vmap.vaddr,  in xe_bo_restore_pinned()
1376 	xe_bo_vunmap(backup);  in xe_bo_restore_pinned()
1378 		if (xe_bo_is_pinned(backup))  in xe_bo_restore_pinned()
1379 			ttm_bo_unpin(&backup->ttm);  in xe_bo_restore_pinned()
1380 		xe_bo_put(backup);  in xe_bo_restore_pinned()