/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. * Copyright (c) 2012, 2014 by Delphix. All rights reserved. */ #ifndef _SYS_ZFS_DEBUG_H #define _SYS_ZFS_DEBUG_H #ifdef __cplusplus extern "C" { #endif #ifndef TRUE #define TRUE 1 #endif #ifndef FALSE #define FALSE 0 #endif /* * ZFS debugging */ #if defined(DEBUG) || !defined(_KERNEL) #if !defined(ZFS_DEBUG) #define ZFS_DEBUG #endif #endif extern int zfs_flags; extern boolean_t zfs_recover; extern boolean_t zfs_free_leak_on_eio; #define ZFS_DEBUG_DPRINTF (1 << 0) #define ZFS_DEBUG_DBUF_VERIFY (1 << 1) #define ZFS_DEBUG_DNODE_VERIFY (1 << 2) #define ZFS_DEBUG_SNAPNAMES (1 << 3) #define ZFS_DEBUG_MODIFY (1 << 4) #define ZFS_DEBUG_SPA (1 << 5) #define ZFS_DEBUG_ZIO_FREE (1 << 6) #define ZFS_DEBUG_HISTOGRAM_VERIFY (1 << 7) #define ZFS_DEBUG_METASLAB_VERIFY (1 << 8) #ifdef ZFS_DEBUG extern void __dprintf(const char *file, const char *func, int line, const char *fmt, ...); #define dprintf(...) \ if (zfs_flags & ZFS_DEBUG_DPRINTF) \ __dprintf(__FILE__, __func__, __LINE__, __VA_ARGS__) #else #define dprintf(...) ((void)0) #endif /* ZFS_DEBUG */ extern void zfs_panic_recover(const char *fmt, ...); typedef struct zfs_dbgmsg { list_node_t zdm_node; time_t zdm_timestamp; char zdm_msg[1]; /* variable length allocation */ } zfs_dbgmsg_t; extern void zfs_dbgmsg_init(void); extern void zfs_dbgmsg_fini(void); extern void zfs_dbgmsg(const char *fmt, ...); extern void zfs_dbgmsg_print(const char *tag); #ifdef illumos #ifndef _KERNEL extern int dprintf_find_string(const char *string); #endif #endif /* illumos */ #ifdef __cplusplus } #endif #endif /* _SYS_ZFS_DEBUG_H */ |