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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.
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.
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]
22 * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
25 #ifndef _SYS_ZFS_DEBUG_H
26 #define _SYS_ZFS_DEBUG_H
37 * ZFS debugging - Always enabled for user space builds.
39 #if !defined(ZFS_DEBUG) && !defined(_KERNEL)
44 extern int zfs_recover
;
46 #define ZFS_DEBUG_DPRINTF (1<<0)
47 #define ZFS_DEBUG_DBUF_VERIFY (1<<1)
48 #define ZFS_DEBUG_DNODE_VERIFY (1<<2)
49 #define ZFS_DEBUG_SNAPNAMES (1<<3)
50 #define ZFS_DEBUG_MODIFY (1<<4)
51 #define ZFS_DEBUG_SPA (1<<5)
52 #define ZFS_DEBUG_ZIO_FREE (1<<6)
55 * Always log zfs debug messages to the spl debug subsystem as SS_USER1.
56 * When the SPL is configured with debugging enabled these messages will
57 * appear in the internal spl debug log, otherwise they are a no-op.
61 #include <spl-debug.h>
62 #define dprintf(...) \
63 if (zfs_flags & ZFS_DEBUG_DPRINTF) \
64 __SDEBUG(NULL, SS_USER1, SD_DPRINTF, __VA_ARGS__)
67 * When zfs is running is user space the debugging is always enabled.
68 * The messages will be printed using the __dprintf() function and
69 * filtered based on the zfs_flags variable.
72 #define dprintf(...) \
73 if (zfs_flags & ZFS_DEBUG_DPRINTF) \
74 __dprintf(__FILE__, __func__, __LINE__, __VA_ARGS__)
78 void zfs_panic_recover(const char *fmt
, ...);
79 #define zfs_dbgmsg(...) dprintf(__VA_ARGS__)
80 void zfs_dbgmsg_init(void);
81 void zfs_dbgmsg_fini(void);
83 #endif /* _SYS_ZFS_DEBUG_H */