1966 	struct cifs_writedata *wdata;  in wdata_alloc_and_fillpages()  local
1968 	wdata = cifs_writedata_alloc((unsigned int)tofind,  in wdata_alloc_and_fillpages()
1970 	if (!wdata)  in wdata_alloc_and_fillpages()
1974 				PAGECACHE_TAG_DIRTY, tofind, wdata->pages);  in wdata_alloc_and_fillpages()
1975 	return wdata;  in wdata_alloc_and_fillpages()
1979 wdata_prepare_pages(struct cifs_writedata *wdata, unsigned int found_pages,  in wdata_prepare_pages()  argument
1988 		page = wdata->pages[i];  in wdata_prepare_pages()
2039 		wdata->pages[i] = page;  in wdata_prepare_pages()
2046 		*index = wdata->pages[0]->index + 1;  in wdata_prepare_pages()
2050 		put_page(wdata->pages[i]);  in wdata_prepare_pages()
2051 		wdata->pages[i] = NULL;  in wdata_prepare_pages()
2058 wdata_send_pages(struct cifs_writedata *wdata, unsigned int nr_pages,  in wdata_send_pages()  argument
2065 	wdata->sync_mode = wbc->sync_mode;  in wdata_send_pages()
2066 	wdata->nr_pages = nr_pages;  in wdata_send_pages()
2067 	wdata->offset = page_offset(wdata->pages[0]);  in wdata_send_pages()
2068 	wdata->pagesz = PAGE_SIZE;  in wdata_send_pages()
2069 	wdata->tailsz = min(i_size_read(mapping->host) -  in wdata_send_pages()
2070 			page_offset(wdata->pages[nr_pages - 1]),  in wdata_send_pages()
2072 	wdata->bytes = ((nr_pages - 1) * PAGE_SIZE) + wdata->tailsz;  in wdata_send_pages()
2074 	if (wdata->cfile != NULL)  in wdata_send_pages()
2075 		cifsFileInfo_put(wdata->cfile);  in wdata_send_pages()
2076 	wdata->cfile = find_writable_file(CIFS_I(mapping->host), false);  in wdata_send_pages()
2077 	if (!wdata->cfile) {  in wdata_send_pages()
2081 		wdata->pid = wdata->cfile->pid;  in wdata_send_pages()
2082 		server = tlink_tcon(wdata->cfile->tlink)->ses->server;  in wdata_send_pages()
2083 		rc = server->ops->async_writev(wdata, cifs_writedata_release);  in wdata_send_pages()
2087 		unlock_page(wdata->pages[i]);  in wdata_send_pages()
2099 	struct cifs_writedata *wdata;  in cifs_writepages()  local
2132 		wdata = wdata_alloc_and_fillpages(tofind, mapping, end, &index,  in cifs_writepages()
2134 		if (!wdata) {  in cifs_writepages()
2141 			kref_put(&wdata->refcount, cifs_writedata_release);  in cifs_writepages()
2146 		nr_pages = wdata_prepare_pages(wdata, found_pages, mapping, wbc,  in cifs_writepages()
2151 			kref_put(&wdata->refcount, cifs_writedata_release);  in cifs_writepages()
2156 		wdata->credits = credits;  in cifs_writepages()
2158 		rc = wdata_send_pages(wdata, nr_pages, mapping, wbc);  in cifs_writepages()
2162 			add_credits_and_wake_if(server, wdata->credits, 0);  in cifs_writepages()
2166 							   wdata->pages[i]);  in cifs_writepages()
2168 					SetPageError(wdata->pages[i]);  in cifs_writepages()
2169 				end_page_writeback(wdata->pages[i]);  in cifs_writepages()
2170 				put_page(wdata->pages[i]);  in cifs_writepages()
2175 		kref_put(&wdata->refcount, cifs_writedata_release);  in cifs_writepages()
2453 	struct cifs_writedata *wdata = container_of(refcount,  in cifs_uncached_writedata_release()  local
2456 	kref_put(&wdata->ctx->refcount, cifs_aio_ctx_release);  in cifs_uncached_writedata_release()
2457 	for (i = 0; i < wdata->nr_pages; i++)  in cifs_uncached_writedata_release()
2458 		put_page(wdata->pages[i]);  in cifs_uncached_writedata_release()
2467 	struct cifs_writedata *wdata = container_of(work,  in cifs_uncached_writev_complete()  local
2469 	struct inode *inode = d_inode(wdata->cfile->dentry);  in cifs_uncached_writev_complete()
2473 	cifs_update_eof(cifsi, wdata->offset, wdata->bytes);  in cifs_uncached_writev_complete()
2478 	complete(&wdata->done);  in cifs_uncached_writev_complete()
2479 	collect_uncached_write_data(wdata->ctx);  in cifs_uncached_writev_complete()
2481 	kref_put(&wdata->refcount, cifs_uncached_writedata_release);  in cifs_uncached_writev_complete()
2485 wdata_fill_from_iovec(struct cifs_writedata *wdata, struct iov_iter *from,  in wdata_fill_from_iovec()  argument
2494 		copied = copy_page_from_iter(wdata->pages[i], 0, bytes, from);  in wdata_fill_from_iovec()
2535 	struct cifs_writedata *wdata;  in cifs_write_from_iter()  local
2557 		wdata = cifs_writedata_alloc(nr_pages,  in cifs_write_from_iter()
2559 		if (!wdata) {  in cifs_write_from_iter()
2565 		rc = cifs_write_allocate_pages(wdata->pages, nr_pages);  in cifs_write_from_iter()
2567 			kfree(wdata);  in cifs_write_from_iter()
2573 		rc = wdata_fill_from_iovec(wdata, from, &cur_len, &num_pages);  in cifs_write_from_iter()
2576 				put_page(wdata->pages[i]);  in cifs_write_from_iter()
2577 			kfree(wdata);  in cifs_write_from_iter()
2587 			put_page(wdata->pages[nr_pages - 1]);  in cifs_write_from_iter()
2589 		wdata->sync_mode = WB_SYNC_ALL;  in cifs_write_from_iter()
2590 		wdata->nr_pages = nr_pages;  in cifs_write_from_iter()
2591 		wdata->offset = (__u64)offset;  in cifs_write_from_iter()
2592 		wdata->cfile = cifsFileInfo_get(open_file);  in cifs_write_from_iter()
2593 		wdata->pid = pid;  in cifs_write_from_iter()
2594 		wdata->bytes = cur_len;  in cifs_write_from_iter()
2595 		wdata->pagesz = PAGE_SIZE;  in cifs_write_from_iter()
2596 		wdata->tailsz = cur_len - ((nr_pages - 1) * PAGE_SIZE);  in cifs_write_from_iter()
2597 		wdata->credits = credits;  in cifs_write_from_iter()
2598 		wdata->ctx = ctx;  in cifs_write_from_iter()
2601 		if (!wdata->cfile->invalidHandle ||  in cifs_write_from_iter()
2602 		    !(rc = cifs_reopen_file(wdata->cfile, false)))  in cifs_write_from_iter()
2603 			rc = server->ops->async_writev(wdata,  in cifs_write_from_iter()
2606 			add_credits_and_wake_if(server, wdata->credits, 0);  in cifs_write_from_iter()
2607 			kref_put(&wdata->refcount,  in cifs_write_from_iter()
2617 		list_add_tail(&wdata->list, wdata_list);  in cifs_write_from_iter()
2627 	struct cifs_writedata *wdata, *tmp;  in collect_uncached_write_data()  local
2651 	list_for_each_entry_safe(wdata, tmp, &ctx->list, list) {  in collect_uncached_write_data()
2653 			if (!try_wait_for_completion(&wdata->done)) {  in collect_uncached_write_data()
2658 			if (wdata->result)  in collect_uncached_write_data()
2659 				rc = wdata->result;  in collect_uncached_write_data()
2661 				ctx->total_len += wdata->bytes;  in collect_uncached_write_data()
2669 				list_del_init(&wdata->list);  in collect_uncached_write_data()
2672 						 wdata->offset - ctx->pos);  in collect_uncached_write_data()
2674 				rc = cifs_write_from_iter(wdata->offset,  in collect_uncached_write_data()
2675 						wdata->bytes, &tmp_from,  in collect_uncached_write_data()
2681 				kref_put(&wdata->refcount,  in collect_uncached_write_data()
2686 		list_del_init(&wdata->list);  in collect_uncached_write_data()
2687 		kref_put(&wdata->refcount, cifs_uncached_writedata_release);  in collect_uncached_write_data()