include/sys/zfs_vnops.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or https://opensource.org/licenses/CDDL-1.0.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*
  22  * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
  23  */
  24
  25 #ifndef _SYS_FS_ZFS_VNOPS_H
  26 #define _SYS_FS_ZFS_VNOPS_H
  27
  28 #include <sys/zfs_vnops_os.h>
  29
  30 extern int zfs_bclone_enabled;
  31
  32 extern int zfs_fsync(znode_t *, int, cred_t *);
  33 extern int zfs_read(znode_t *, zfs_uio_t *, int, cred_t *);
  34 extern int zfs_write(znode_t *, zfs_uio_t *, int, cred_t *);
  35 extern int zfs_holey(znode_t *, ulong_t, loff_t *);
  36 extern int zfs_access(znode_t *, int, int, cred_t *);
  37 extern int zfs_clone_range(znode_t *, uint64_t *, znode_t *, uint64_t *,
  38     uint64_t *, cred_t *);
  39 extern int zfs_clone_range_replay(znode_t *, uint64_t, uint64_t, uint64_t,
  40     const blkptr_t *, size_t);
  41
  42 extern int zfs_getsecattr(znode_t *, vsecattr_t *, int, cred_t *);
  43 extern int zfs_setsecattr(znode_t *, vsecattr_t *, int, cred_t *);
  44
  45 extern int mappedread(znode_t *, int, zfs_uio_t *);
  46 extern int mappedread_sf(znode_t *, int, zfs_uio_t *);
  47 extern void update_pages(znode_t *, int64_t, int, objset_t *);
  48
  49 /*
  50  * Platform code that asynchronously drops zp's inode / vnode_t.
  51  *
  52  * Asynchronous dropping ensures that the caller will never drop the
  53  * last reference on an inode / vnode_t in the current context.
  54  * Doing so while holding open a tx could result in a deadlock if
  55  * the platform calls into filesystem again in the implementation
  56  * of inode / vnode_t dropping (e.g. call from iput_final()).
  57  */
  58 extern void zfs_zrele_async(znode_t *zp);
  59
  60 extern zil_get_data_t zfs_get_data;
  61
  62 #endif