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 (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. 23 */ 24 25 #ifndef _SYS_ZFS_DEBUG_H 26 #define _SYS_ZFS_DEBUG_H 27 28 #ifdef __cplusplus 29 extern "C" { 30 #endif 31 32 #ifndef TRUE 33 #define TRUE 1 34 #endif 35 36 #ifndef FALSE 37 #define FALSE 0 38 #endif 39 40 /* 41 * ZFS debugging 42 */ 43 44 #if defined(DEBUG) || !defined(_KERNEL) 45 #define ZFS_DEBUG 46 #endif 47 48 extern int zfs_flags; 49 50 #define ZFS_DEBUG_DPRINTF 0x0001 51 #define ZFS_DEBUG_DBUF_VERIFY 0x0002 52 #define ZFS_DEBUG_DNODE_VERIFY 0x0004 53 #define ZFS_DEBUG_SNAPNAMES 0x0008 54 #define ZFS_DEBUG_MODIFY 0x0010 55 56 #ifdef ZFS_DEBUG 57 extern void __dprintf(const char *file, const char *func, 58 int line, const char *fmt, ...); 59 #define dprintf(...) \ 60 if (zfs_flags & ZFS_DEBUG_DPRINTF) \ 61 __dprintf(__FILE__, __func__, __LINE__, __VA_ARGS__) 62 #else 63 #define dprintf(...) ((void)0) 64 #endif /* ZFS_DEBUG */ 65 66 extern void zfs_panic_recover(const char *fmt, ...); 67 68 typedef struct zfs_dbgmsg { 69 list_node_t zdm_node; 70 time_t zdm_timestamp; 71 char zdm_msg[1]; /* variable length allocation */ 72 } zfs_dbgmsg_t; 73 74 extern void zfs_dbgmsg_init(void); 75 extern void zfs_dbgmsg_fini(void); 76 extern void zfs_dbgmsg(const char *fmt, ...); 77 78 #ifdef __cplusplus 79 } 80 #endif 81 82 #endif /* _SYS_ZFS_DEBUG_H */ 83