1 /*- 2 * Copyright (c) 2017 Juniper Networks, Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 #ifndef FS_P9FS_P9_DEBUG_H 28 #define FS_P9FS_P9_DEBUG_H 29 30 extern int p9_debug_level; /* All debugs on now */ 31 32 /* 9P debug flags */ 33 #define P9_DEBUG_TRANS 0x0001 /* Trace transport */ 34 #define P9_DEBUG_SUBR 0x0002 /* Trace driver submissions */ 35 #define P9_DEBUG_LPROTO 0x0004 /* Low level protocol tracing */ 36 #define P9_DEBUG_PROTO 0x0008 /* High level protocol tracing */ 37 #define P9_DEBUG_VOPS 0x0010 /* VOPs tracing */ 38 #define P9_DEBUG_ERROR 0x0020 /* verbose error messages */ 39 40 #define P9_DEBUG(category, fmt, ...) do { \ 41 if ((p9_debug_level & P9_DEBUG_##category) != 0) \ 42 printf(fmt, ##__VA_ARGS__); \ 43 } while (0) 44 45 #endif /* FS_P9FS_P9_DEBUG_H */ 46