xref: /freebsd/sys/fs/p9fs/p9_debug.h (revision e97ad33a89a78f55280b0485b3249ee9b907a718)
1*e97ad33aSDoug Rabson /*-
2*e97ad33aSDoug Rabson  * Copyright (c) 2017 Juniper Networks, Inc.
3*e97ad33aSDoug Rabson  * All rights reserved.
4*e97ad33aSDoug Rabson  *
5*e97ad33aSDoug Rabson  * Redistribution and use in source and binary forms, with or without
6*e97ad33aSDoug Rabson  * modification, are permitted provided that the following conditions
7*e97ad33aSDoug Rabson  * are met:
8*e97ad33aSDoug Rabson  * 1. Redistributions of source code must retain the above copyright
9*e97ad33aSDoug Rabson  *	notice, this list of conditions and the following disclaimer.
10*e97ad33aSDoug Rabson  * 2. Redistributions in binary form must reproduce the above copyright
11*e97ad33aSDoug Rabson  *	notice, this list of conditions and the following disclaimer in the
12*e97ad33aSDoug Rabson  *	documentation and/or other materials provided with the distribution.
13*e97ad33aSDoug Rabson  *
14*e97ad33aSDoug Rabson  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15*e97ad33aSDoug Rabson  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16*e97ad33aSDoug Rabson  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17*e97ad33aSDoug Rabson  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18*e97ad33aSDoug Rabson  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19*e97ad33aSDoug Rabson  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20*e97ad33aSDoug Rabson  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21*e97ad33aSDoug Rabson  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22*e97ad33aSDoug Rabson  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23*e97ad33aSDoug Rabson  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24*e97ad33aSDoug Rabson  * SUCH DAMAGE.
25*e97ad33aSDoug Rabson  */
26*e97ad33aSDoug Rabson 
27*e97ad33aSDoug Rabson #ifndef FS_P9FS_P9_DEBUG_H
28*e97ad33aSDoug Rabson #define FS_P9FS_P9_DEBUG_H
29*e97ad33aSDoug Rabson 
30*e97ad33aSDoug Rabson extern int p9_debug_level; /* All debugs on now */
31*e97ad33aSDoug Rabson 
32*e97ad33aSDoug Rabson /* 9P debug flags */
33*e97ad33aSDoug Rabson #define P9_DEBUG_TRANS			0x0001	/* Trace transport */
34*e97ad33aSDoug Rabson #define P9_DEBUG_SUBR			0x0002	/* Trace driver submissions */
35*e97ad33aSDoug Rabson #define P9_DEBUG_LPROTO			0x0004	/* Low level protocol tracing */
36*e97ad33aSDoug Rabson #define P9_DEBUG_PROTO			0x0008	/* High level protocol tracing */
37*e97ad33aSDoug Rabson #define P9_DEBUG_VOPS			0x0010	/* VOPs tracing */
38*e97ad33aSDoug Rabson #define P9_DEBUG_ERROR			0x0020	/* verbose error messages */
39*e97ad33aSDoug Rabson 
40*e97ad33aSDoug Rabson #define P9_DEBUG(category, fmt, ...) do {			\
41*e97ad33aSDoug Rabson 	if ((p9_debug_level & P9_DEBUG_##category) != 0)	\
42*e97ad33aSDoug Rabson 		printf(fmt, ##__VA_ARGS__);			\
43*e97ad33aSDoug Rabson } while (0)
44*e97ad33aSDoug Rabson 
45*e97ad33aSDoug Rabson #endif /* FS_P9FS_P9_DEBUG_H */
46