1 // SPDX-License-Identifier: CDDL-1.0 2 /* 3 * CDDL HEADER START 4 * 5 * The contents of this file are subject to the terms of the 6 * Common Development and Distribution License (the "License"). 7 * You may not use this file except in compliance with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or https://opensource.org/licenses/CDDL-1.0. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 23 /* 24 * Copyright (c) 2025, Rob Norris <robn@despairlabs.com> 25 */ 26 27 #ifndef _ZFS_PAGEMAP_COMPAT_H 28 #define _ZFS_PAGEMAP_COMPAT_H 29 30 #include <linux/pagemap.h> 31 32 #ifndef HAVE_PAGEMAP_READAHEAD_PAGE 33 #define readahead_page(ractl) (&(__readahead_folio(ractl)->page)) 34 #endif 35 36 #endif 37