73 	active = fetch_and_zero(&obj->userptr.work);  in cancel_userptr()
191 	mo = obj->userptr.mmu_object;  in i915_gem_userptr_release__mmu_notifier()
200 	obj->userptr.mmu_object = NULL;  in i915_gem_userptr_release__mmu_notifier()
254 	if (WARN_ON(obj->userptr.mm == NULL))  in i915_gem_userptr_init__mmu_notifier()
257 	mn = i915_mmu_notifier_find(obj->userptr.mm);  in i915_gem_userptr_init__mmu_notifier()
267 	mo->it.start = obj->userptr.ptr;  in i915_gem_userptr_init__mmu_notifier()
268 	mo->it.last = obj->userptr.ptr + obj->base.size - 1;  in i915_gem_userptr_init__mmu_notifier()
271 	obj->userptr.mmu_object = mo;  in i915_gem_userptr_init__mmu_notifier()
368 	obj->userptr.mm = mm;  in i915_gem_userptr_init__mm_struct()
401 	if (obj->userptr.mm == NULL)  in i915_gem_userptr_release__mm_struct()
404 	kref_put_mutex(&obj->userptr.mm->kref,  in i915_gem_userptr_release__mm_struct()
407 	obj->userptr.mm = NULL;  in i915_gem_userptr_release__mm_struct()
478 	if (obj->userptr.mmu_object == NULL)  in __i915_gem_userptr_set_active()
481 	lockmgr(&obj->userptr.mmu_object->mn->lock, LK_EXCLUSIVE);  in __i915_gem_userptr_set_active()
486 		del_object(obj->userptr.mmu_object);  in __i915_gem_userptr_set_active()
487 	else if (!work_pending(&obj->userptr.mmu_object->work))  in __i915_gem_userptr_set_active()
488 		add_object(obj->userptr.mmu_object);  in __i915_gem_userptr_set_active()
491 	lockmgr(&obj->userptr.mmu_object->mn->lock, LK_RELEASE);  in __i915_gem_userptr_set_active()
512 		struct mm_struct *mm = obj->userptr.mm->mm;
515 		if (!obj->userptr.read_only)
524 					 obj->userptr.ptr + pinned * PAGE_SIZE,
539 	if (obj->userptr.work == &work->work) {
551 		obj->userptr.work = ERR_CAST(pages);
593 	obj->userptr.work = &work->work;
611 	struct mm_struct *mm = obj->userptr.mm->mm;  in i915_gem_userptr_get_pages()
634 	if (obj->userptr.work) {  in i915_gem_userptr_get_pages()
636 		if (IS_ERR(obj->userptr.work))  in i915_gem_userptr_get_pages()
637 			return PTR_ERR(obj->userptr.work);  in i915_gem_userptr_get_pages()
651 			pinned = __get_user_pages_fast(obj->userptr.ptr,  in i915_gem_userptr_get_pages()
653 						       !obj->userptr.read_only,  in i915_gem_userptr_get_pages()
687 	BUG_ON(obj->userptr.work != NULL);  in i915_gem_userptr_put_pages()
718 	if (obj->userptr.mmu_object)  in i915_gem_userptr_dmabuf_export()
814 	obj->userptr.ptr = args->user_ptr;  in i915_gem_userptr_ioctl()
815 	obj->userptr.read_only = !!(args->flags & I915_USERPTR_READ_ONLY);  in i915_gem_userptr_ioctl()