2008-11-20 20:01:55 +00:00
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/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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2010-05-28 20:45:14 +00:00
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* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
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2008-11-20 20:01:55 +00:00
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*/
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#ifndef _SYS_ZFS_DEBUG_H
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#define _SYS_ZFS_DEBUG_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef TRUE
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#define TRUE 1
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#endif
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#ifndef FALSE
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#define FALSE 0
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#endif
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/*
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* ZFS debugging
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*/
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#if defined(DEBUG) || !defined(_KERNEL)
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#define ZFS_DEBUG
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#endif
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extern int zfs_flags;
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#define ZFS_DEBUG_DPRINTF 0x0001
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#define ZFS_DEBUG_DBUF_VERIFY 0x0002
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#define ZFS_DEBUG_DNODE_VERIFY 0x0004
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#define ZFS_DEBUG_SNAPNAMES 0x0008
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#define ZFS_DEBUG_MODIFY 0x0010
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#ifdef ZFS_DEBUG
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2010-08-26 18:44:12 +00:00
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#if defined(_KERNEL) && defined(HAVE_SPL)
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/*
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* Log ZFS debug messages as the spl SS_USER1 subsystem.
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*/
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#include <spl-debug.h>
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#ifdef SS_DEBUG_SUBSYS
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#undef SS_DEBUG_SUBSYS
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#endif
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#define SS_DEBUG_SUBSYS SS_USER1
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#define dprintf(...) SDEBUG_LIMIT(SD_DPRINTF, __VA_ARGS__)
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#else
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2008-11-20 20:01:55 +00:00
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extern void __dprintf(const char *file, const char *func,
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int line, const char *fmt, ...);
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#define dprintf(...) \
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if (zfs_flags & ZFS_DEBUG_DPRINTF) \
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__dprintf(__FILE__, __func__, __LINE__, __VA_ARGS__)
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2010-08-26 18:44:12 +00:00
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#endif /* _KERNEL && HAVE_SPL */
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2008-11-20 20:01:55 +00:00
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#else
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#define dprintf(...) ((void)0)
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#endif /* ZFS_DEBUG */
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extern void zfs_panic_recover(const char *fmt, ...);
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2010-05-28 20:45:14 +00:00
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typedef struct zfs_dbgmsg {
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list_node_t zdm_node;
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time_t zdm_timestamp;
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char zdm_msg[1]; /* variable length allocation */
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} zfs_dbgmsg_t;
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extern void zfs_dbgmsg_init(void);
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extern void zfs_dbgmsg_fini(void);
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extern void zfs_dbgmsg(const char *fmt, ...);
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2008-11-20 20:01:55 +00:00
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#ifdef __cplusplus
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}
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#endif
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#endif /* _SYS_ZFS_DEBUG_H */
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