1 /* 2 * GPL HEADER START 3 * 4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License version 2 only, 8 * as published by the Free Software Foundation. 9 * 10 * This program is distributed in the hope that it will be useful, but 11 * WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * General Public License version 2 for more details (a copy is included 14 * in the LICENSE file that accompanied this code). 15 * 16 * You should have received a copy of the GNU General Public License 17 * version 2 along with this program; If not, see 18 * http://www.gnu.org/licenses/gpl-2.0.html 19 * 20 * GPL HEADER END 21 */ 22 /* 23 * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved. 24 * Use is subject to license terms. 25 * 26 * Copyright (c) 2012, 2014, Intel Corporation. 27 */ 28 /* 29 * This file is part of Lustre, http://www.lustre.org/ 30 * Lustre is a trademark of Sun Microsystems, Inc. 31 * 32 * libcfs/include/libcfs/libcfs_debug.h 33 * 34 * Debug messages and assertions 35 * 36 */ 37 38 #ifndef __UAPI_LIBCFS_DEBUG_H__ 39 #define __UAPI_LIBCFS_DEBUG_H__ 40 41 /** 42 * Format for debug message headers 43 */ 44 struct ptldebug_header { 45 __u32 ph_len; 46 __u32 ph_flags; 47 __u32 ph_subsys; 48 __u32 ph_mask; 49 __u16 ph_cpu_id; 50 __u16 ph_type; 51 /* time_t overflow in 2106 */ 52 __u32 ph_sec; 53 __u64 ph_usec; 54 __u32 ph_stack; 55 __u32 ph_pid; 56 __u32 ph_extern_pid; 57 __u32 ph_line_num; 58 } __attribute__((packed)); 59 60 #define PH_FLAG_FIRST_RECORD 1 61 62 /* Debugging subsystems (32 bits, non-overlapping) */ 63 #define S_UNDEFINED 0x00000001 64 #define S_MDC 0x00000002 65 #define S_MDS 0x00000004 66 #define S_OSC 0x00000008 67 #define S_OST 0x00000010 68 #define S_CLASS 0x00000020 69 #define S_LOG 0x00000040 70 #define S_LLITE 0x00000080 71 #define S_RPC 0x00000100 72 #define S_MGMT 0x00000200 73 #define S_LNET 0x00000400 74 #define S_LND 0x00000800 /* ALL LNDs */ 75 #define S_PINGER 0x00001000 76 #define S_FILTER 0x00002000 77 #define S_LIBCFS 0x00004000 78 #define S_ECHO 0x00008000 79 #define S_LDLM 0x00010000 80 #define S_LOV 0x00020000 81 #define S_LQUOTA 0x00040000 82 #define S_OSD 0x00080000 83 #define S_LFSCK 0x00100000 84 #define S_SNAPSHOT 0x00200000 85 /* unused */ 86 #define S_LMV 0x00800000 /* b_new_cmd */ 87 /* unused */ 88 #define S_SEC 0x02000000 /* upcall cache */ 89 #define S_GSS 0x04000000 /* b_new_cmd */ 90 /* unused */ 91 #define S_MGC 0x10000000 92 #define S_MGS 0x20000000 93 #define S_FID 0x40000000 /* b_new_cmd */ 94 #define S_FLD 0x80000000 /* b_new_cmd */ 95 96 #define LIBCFS_DEBUG_SUBSYS_NAMES { \ 97 "undefined", "mdc", "mds", "osc", "ost", "class", "log", \ 98 "llite", "rpc", "mgmt", "lnet", "lnd", "pinger", "filter", \ 99 "libcfs", "echo", "ldlm", "lov", "lquota", "osd", "lfsck", \ 100 "snapshot", "", "lmv", "", "sec", "gss", "", "mgc", "mgs", \ 101 "fid", "fld", NULL } 102 103 /* Debugging masks (32 bits, non-overlapping) */ 104 #define D_TRACE 0x00000001 /* ENTRY/EXIT markers */ 105 #define D_INODE 0x00000002 106 #define D_SUPER 0x00000004 107 #define D_EXT2 0x00000008 /* anything from ext2_debug */ 108 #define D_MALLOC 0x00000010 /* print malloc, free information */ 109 #define D_CACHE 0x00000020 /* cache-related items */ 110 #define D_INFO 0x00000040 /* general information */ 111 #define D_IOCTL 0x00000080 /* ioctl related information */ 112 #define D_NETERROR 0x00000100 /* network errors */ 113 #define D_NET 0x00000200 /* network communications */ 114 #define D_WARNING 0x00000400 /* CWARN(...) == CDEBUG (D_WARNING, ...) */ 115 #define D_BUFFS 0x00000800 116 #define D_OTHER 0x00001000 117 #define D_DENTRY 0x00002000 118 #define D_NETTRACE 0x00004000 119 #define D_PAGE 0x00008000 /* bulk page handling */ 120 #define D_DLMTRACE 0x00010000 121 #define D_ERROR 0x00020000 /* CERROR(...) == CDEBUG (D_ERROR, ...) */ 122 #define D_EMERG 0x00040000 /* CEMERG(...) == CDEBUG (D_EMERG, ...) */ 123 #define D_HA 0x00080000 /* recovery and failover */ 124 #define D_RPCTRACE 0x00100000 /* for distributed debugging */ 125 #define D_VFSTRACE 0x00200000 126 #define D_READA 0x00400000 /* read-ahead */ 127 #define D_MMAP 0x00800000 128 #define D_CONFIG 0x01000000 129 #define D_CONSOLE 0x02000000 130 #define D_QUOTA 0x04000000 131 #define D_SEC 0x08000000 132 #define D_LFSCK 0x10000000 /* For both OI scrub and LFSCK */ 133 #define D_HSM 0x20000000 134 #define D_SNAPSHOT 0x40000000 /* snapshot */ 135 #define D_LAYOUT 0x80000000 136 137 #define LIBCFS_DEBUG_MASKS_NAMES { \ 138 "trace", "inode", "super", "ext2", "malloc", "cache", "info", \ 139 "ioctl", "neterror", "net", "warning", "buffs", "other", \ 140 "dentry", "nettrace", "page", "dlmtrace", "error", "emerg", \ 141 "ha", "rpctrace", "vfstrace", "reada", "mmap", "config", \ 142 "console", "quota", "sec", "lfsck", "hsm", "snapshot", "layout",\ 143 NULL } 144 145 #define D_CANTMASK (D_ERROR | D_EMERG | D_WARNING | D_CONSOLE) 146 147 #define LIBCFS_DEBUG_FILE_PATH_DEFAULT "/tmp/lustre-log" 148 149 #endif /* __UAPI_LIBCFS_DEBUG_H__ */ 150