349 		if (idx_from < curr_index + req->num_pages &&  in fuse_range_is_writeback()
534 	for (i = 0; i < req->num_pages; i++) {  in fuse_release_user_pages()
699 		for (i = start_idx; i < req->num_pages; i++) {  in fuse_short_read()
737 	req->num_pages = 1;  in fuse_do_readpage()
783 	for (i = 0; mapping == NULL && i < req->num_pages; i++)  in fuse_readpages_end()
798 	for (i = 0; i < req->num_pages; i++) {  in fuse_readpages_end()
816 	size_t count = req->num_pages << PAGE_SHIFT;  in fuse_send_readpages()
850 	if (req->num_pages &&  in fuse_readpages_fill()
851 	    (req->num_pages == FUSE_MAX_PAGES_PER_REQ ||  in fuse_readpages_fill()
852 	     (req->num_pages + 1) * PAGE_SIZE > fc->max_read ||  in fuse_readpages_fill()
853 	     req->pages[req->num_pages - 1]->index + 1 != page->index)) {  in fuse_readpages_fill()
869 	if (WARN_ON(req->num_pages >= req->max_pages)) {  in fuse_readpages_fill()
876 	req->pages[req->num_pages] = page;  in fuse_readpages_fill()
877 	req->page_descs[req->num_pages].length = PAGE_SIZE;  in fuse_readpages_fill()
878 	req->num_pages++;  in fuse_readpages_fill()
909 		if (data.req->num_pages)  in fuse_readpages()
1015 	for (i = 0; i < req->num_pages; i++)  in fuse_send_write_pages()
1022 	for (i = 0; i < req->num_pages; i++) {  in fuse_send_write_pages()
1087 		req->pages[req->num_pages] = page;  in fuse_fill_write_pages()
1088 		req->page_descs[req->num_pages].length = tmp;  in fuse_fill_write_pages()
1089 		req->num_pages++;  in fuse_fill_write_pages()
1100 		 req->num_pages < req->max_pages && offset == 0);  in fuse_fill_write_pages()
1288 	while (nbytes < *nbytesp && req->num_pages < req->max_pages) {  in fuse_get_user_pages()
1291 		ret = iov_iter_get_pages(ii, &req->pages[req->num_pages],  in fuse_get_user_pages()
1293 					req->max_pages - req->num_pages,  in fuse_get_user_pages()
1304 		req->page_descs[req->num_pages].offset = start;  in fuse_get_user_pages()
1305 		fuse_page_descs_length_init(req, req->num_pages, npages);  in fuse_get_user_pages()
1307 		req->num_pages += npages;  in fuse_get_user_pages()
1308 		req->page_descs[req->num_pages - 1].length -=  in fuse_get_user_pages()
1458 	for (i = 0; i < req->num_pages; i++)  in fuse_writepage_free()
1473 	for (i = 0; i < req->num_pages; i++) {  in fuse_writepage_finish()
1489 	__u64 data_size = req->num_pages * PAGE_SIZE;  in fuse_send_writepage()
1657 	req->num_pages = 1;  in fuse_writepage_locked()
1722 	int num_pages = req->num_pages;  in fuse_writepages_send()  local
1731 	for (i = 0; i < num_pages; i++)  in fuse_writepages_send()
1745 	BUG_ON(new_req->num_pages != 0);  in fuse_writepage_in_flight()
1753 		    page->index < curr_index + old_req->num_pages) {  in fuse_writepage_in_flight()
1763 	new_req->num_pages = 1;  in fuse_writepage_in_flight()
1767 		if (tmp->num_pages == 1 &&  in fuse_writepage_in_flight()
1773 	if (old_req->num_pages == 1 && test_bit(FR_PENDING, &old_req->flags)) {  in fuse_writepage_in_flight()
1821 	if (req && req->num_pages &&  in fuse_writepages_fill()
1822 	    (is_writeback || req->num_pages == FUSE_MAX_PAGES_PER_REQ ||  in fuse_writepages_fill()
1823 	     (req->num_pages + 1) * PAGE_SIZE > fc->max_write ||  in fuse_writepages_fill()
1824 	     data->orig_pages[req->num_pages - 1]->index + 1 != page->index)) {  in fuse_writepages_fill()
1861 		req->num_pages = 0;  in fuse_writepages_fill()
1874 	req->pages[req->num_pages] = tmp_page;  in fuse_writepages_fill()
1875 	req->page_descs[req->num_pages].offset = 0;  in fuse_writepages_fill()
1876 	req->page_descs[req->num_pages].length = PAGE_SIZE;  in fuse_writepages_fill()
1887 	data->orig_pages[req->num_pages] = page;  in fuse_writepages_fill()
1894 	req->num_pages++;  in fuse_writepages_fill()
1928 		BUG_ON(!data.req->num_pages);  in fuse_writepages()
2501 	unsigned int in_iovs = 0, out_iovs = 0, num_pages = 0, max_pages;  in fuse_do_ioctl()  local
2558 	while (num_pages < max_pages) {  in fuse_do_ioctl()
2559 		pages[num_pages] = alloc_page(GFP_KERNEL | __GFP_HIGHMEM);  in fuse_do_ioctl()
2560 		if (!pages[num_pages])  in fuse_do_ioctl()
2562 		num_pages++;  in fuse_do_ioctl()
2565 	req = fuse_get_req(fc, num_pages);  in fuse_do_ioctl()
2571 	memcpy(req->pages, pages, sizeof(req->pages[0]) * num_pages);  in fuse_do_ioctl()
2572 	req->num_pages = num_pages;  in fuse_do_ioctl()
2573 	fuse_page_descs_length_init(req, 0, req->num_pages);  in fuse_do_ioctl()
2588 		for (i = 0; iov_iter_count(&ii) && !WARN_ON(i >= num_pages); i++) {  in fuse_do_ioctl()
2660 	for (i = 0; iov_iter_count(&ii) && !WARN_ON(i >= num_pages); i++) {  in fuse_do_ioctl()
2670 	while (num_pages)  in fuse_do_ioctl()
2671 		__free_page(pages[--num_pages]);  in fuse_do_ioctl()