xref: /freebsd/sys/contrib/openzfs/include/sys/zfs_vnops.h (revision b1c1ee4429fcca8f69873a8be66184e68e1b19d7)
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  * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
24  * Copyright (c) 2025, Rob Norris <robn@despairlabs.com>
25  */
26 
27 #ifndef	_SYS_FS_ZFS_VNOPS_H
28 #define	_SYS_FS_ZFS_VNOPS_H
29 
30 #include <sys/zfs_vnops_os.h>
31 
32 extern int zfs_bclone_enabled;
33 
34 extern int zfs_fsync(znode_t *, int, cred_t *);
35 extern int zfs_read(znode_t *, zfs_uio_t *, int, cred_t *);
36 extern int zfs_write(znode_t *, zfs_uio_t *, int, cred_t *);
37 extern int zfs_holey(znode_t *, ulong_t, loff_t *);
38 extern int zfs_access(znode_t *, int, int, cred_t *);
39 extern int zfs_clone_range(znode_t *, uint64_t *, znode_t *, uint64_t *,
40     uint64_t *, cred_t *);
41 extern int zfs_clone_range_replay(znode_t *, uint64_t, uint64_t, uint64_t,
42     const blkptr_t *, size_t);
43 extern int zfs_rewrite(znode_t *, uint64_t, uint64_t, uint64_t, uint64_t);
44 
45 extern int zfs_getsecattr(znode_t *, vsecattr_t *, int, cred_t *);
46 extern int zfs_setsecattr(znode_t *, vsecattr_t *, int, cred_t *);
47 
48 extern int zfs_get_direct_alignment(znode_t *, uint64_t *);
49 
50 extern int mappedread(znode_t *, int, zfs_uio_t *);
51 extern int mappedread_sf(znode_t *, int, zfs_uio_t *);
52 extern void update_pages(znode_t *, int64_t, int, objset_t *);
53 
54 /*
55  * Platform code that asynchronously drops zp's inode / vnode_t.
56  *
57  * Asynchronous dropping ensures that the caller will never drop the
58  * last reference on an inode / vnode_t in the current context.
59  * Doing so while holding open a tx could result in a deadlock if
60  * the platform calls into filesystem again in the implementation
61  * of inode / vnode_t dropping (e.g. call from iput_final()).
62  */
63 extern void zfs_zrele_async(znode_t *zp);
64 
65 extern zil_get_data_t zfs_get_data;
66 
67 #endif
68