vdev_disk.h revision 263395 
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 http://www.opensolaris.org/os/licensing.
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 2008 Sun Microsystems, Inc.  All rights reserved.
23 * Use is subject to license terms.
24 * Copyright (c) 2013 Joyent, Inc. All rights reserved.
25 * Copyright 2012 Nexenta Systems, Inc.  All rights reserved.
26 */
27
28#ifndef _SYS_VDEV_DISK_H
29#define	_SYS_VDEV_DISK_H
30
31#include <sys/vdev.h>
32#ifdef _KERNEL
33#include <sys/buf.h>
34#include <sys/ddi.h>
35#include <sys/sunldi.h>
36#include <sys/sunddi.h>
37#endif
38
39#ifdef	__cplusplus
40extern "C" {
41#endif
42
43#ifdef _KERNEL
44typedef struct vdev_disk {
45	ddi_devid_t	vd_devid;
46	char		*vd_minor;
47	ldi_handle_t	vd_lh;
48	list_t		vd_ldi_cbs;
49	boolean_t	vd_ldi_offline;
50} vdev_disk_t;
51#endif
52
53extern int vdev_disk_physio(vdev_t *,
54    caddr_t, size_t, uint64_t, int, boolean_t);
55
56/*
57 * Since vdev_disk.c is not compiled into libzpool, this function should only be
58 * defined in the zfs kernel module.
59 */
60#ifdef _KERNEL
61extern int vdev_disk_ldi_physio(ldi_handle_t, caddr_t, size_t, uint64_t, int);
62#endif
63#ifdef	__cplusplus
64}
65#endif
66
67#endif	/* _SYS_VDEV_DISK_H */
68