727 		struct intel_vgpu_oos_page *oos_page);
741 		if (spt->guest_page.oos_page)  in ppgtt_free_spt()
742 			detach_oos_page(spt->vgpu, spt->guest_page.oos_page);  in ppgtt_free_spt()
1391 		struct intel_vgpu_oos_page *oos_page)  in sync_oos_page()  argument
1396 	struct intel_vgpu_ppgtt_spt *spt = oos_page->spt;  in sync_oos_page()
1401 	trace_oos_change(vgpu->id, "sync", oos_page->id,  in sync_oos_page()
1409 		ops->get_entry(oos_page->mem, &old, index, false, 0, vgpu);  in sync_oos_page()
1417 		trace_oos_sync(vgpu->id, oos_page->id,  in sync_oos_page()
1425 		ops->set_entry(oos_page->mem, &new, index, false, 0, vgpu);  in sync_oos_page()
1434 		struct intel_vgpu_oos_page *oos_page)  in detach_oos_page()  argument
1437 	struct intel_vgpu_ppgtt_spt *spt = oos_page->spt;  in detach_oos_page()
1439 	trace_oos_change(vgpu->id, "detach", oos_page->id,  in detach_oos_page()
1443 	spt->guest_page.oos_page = NULL;  in detach_oos_page()
1444 	oos_page->spt = NULL;  in detach_oos_page()
1446 	list_del_init(&oos_page->vm_list);  in detach_oos_page()
1447 	list_move_tail(&oos_page->list, &gvt->gtt.oos_page_free_list_head);  in detach_oos_page()
1452 static int attach_oos_page(struct intel_vgpu_oos_page *oos_page,  in attach_oos_page()  argument
1460 			oos_page->mem, I915_GTT_PAGE_SIZE);  in attach_oos_page()
1464 	oos_page->spt = spt;  in attach_oos_page()
1465 	spt->guest_page.oos_page = oos_page;  in attach_oos_page()
1467 	list_move_tail(&oos_page->list, &gvt->gtt.oos_page_use_list_head);  in attach_oos_page()
1469 	trace_oos_change(spt->vgpu->id, "attach", oos_page->id,  in attach_oos_page()
1476 	struct intel_vgpu_oos_page *oos_page = spt->guest_page.oos_page;  in ppgtt_set_guest_page_sync()  local
1483 	trace_oos_change(spt->vgpu->id, "set page sync", oos_page->id,  in ppgtt_set_guest_page_sync()
1486 	list_del_init(&oos_page->vm_list);  in ppgtt_set_guest_page_sync()
1487 	return sync_oos_page(spt->vgpu, oos_page);  in ppgtt_set_guest_page_sync()
1494 	struct intel_vgpu_oos_page *oos_page = spt->guest_page.oos_page;  in ppgtt_allocate_oos_page()  local
1497 	WARN(oos_page, "shadow PPGTT page has already has a oos page\n");  in ppgtt_allocate_oos_page()
1500 		oos_page = container_of(gtt->oos_page_use_list_head.next,  in ppgtt_allocate_oos_page()
1502 		ret = ppgtt_set_guest_page_sync(oos_page->spt);  in ppgtt_allocate_oos_page()
1505 		ret = detach_oos_page(spt->vgpu, oos_page);  in ppgtt_allocate_oos_page()
1509 		oos_page = container_of(gtt->oos_page_free_list_head.next,  in ppgtt_allocate_oos_page()
1511 	return attach_oos_page(oos_page, spt);  in ppgtt_allocate_oos_page()
1516 	struct intel_vgpu_oos_page *oos_page = spt->guest_page.oos_page;  in ppgtt_set_guest_page_oos()  local
1518 	if (WARN(!oos_page, "shadow PPGTT page should have a oos page\n"))  in ppgtt_set_guest_page_oos()
1521 	trace_oos_change(spt->vgpu->id, "set page out of sync", oos_page->id,  in ppgtt_set_guest_page_oos()
1524 	list_add_tail(&oos_page->vm_list, &spt->vgpu->gtt.oos_page_list_head);  in ppgtt_set_guest_page_oos()
1541 	struct intel_vgpu_oos_page *oos_page;  in intel_vgpu_sync_oos_pages()  local
1548 		oos_page = container_of(pos,  in intel_vgpu_sync_oos_pages()
1550 		ret = ppgtt_set_guest_page_sync(oos_page->spt);  in intel_vgpu_sync_oos_pages()
1728 	if (spt->guest_page.oos_page)  in ppgtt_handle_guest_write_page_table_bytes()
1729 		ops->set_entry(spt->guest_page.oos_page->mem, &we, index,  in ppgtt_handle_guest_write_page_table_bytes()
1733 		if (!spt->guest_page.oos_page)  in ppgtt_handle_guest_write_page_table_bytes()
2478 	struct intel_vgpu_oos_page *oos_page;  in clean_spt_oos()  local
2484 		oos_page = container_of(pos, struct intel_vgpu_oos_page, list);  in clean_spt_oos()
2485 		list_del(&oos_page->list);  in clean_spt_oos()
2486 		kfree(oos_page);  in clean_spt_oos()
2493 	struct intel_vgpu_oos_page *oos_page;  in setup_spt_oos()  local
2501 		oos_page = kzalloc(sizeof(*oos_page), GFP_KERNEL);  in setup_spt_oos()
2502 		if (!oos_page) {  in setup_spt_oos()
2507 		INIT_LIST_HEAD(&oos_page->list);  in setup_spt_oos()
2508 		INIT_LIST_HEAD(&oos_page->vm_list);  in setup_spt_oos()
2509 		oos_page->id = i;  in setup_spt_oos()
2510 		list_add_tail(&oos_page->list, &gtt->oos_page_free_list_head);  in setup_spt_oos()