]> git.proxmox.com Git - mirror_ubuntu-zesty-kernel.git/blob - fs/9p/debug.h
[PATCH] knfsd: nfsd4: fix laundromat shutdown race
[mirror_ubuntu-zesty-kernel.git] / fs / 9p / debug.h
1 /*
2 * linux/fs/9p/debug.h - V9FS Debug Definitions
3 *
4 * Copyright (C) 2004 by Eric Van Hensbergen <ericvh@gmail.com>
5 * Copyright (C) 2002 by Ron Minnich <rminnich@lanl.gov>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2
9 * as published by the Free Software Foundation.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to:
18 * Free Software Foundation
19 * 51 Franklin Street, Fifth Floor
20 * Boston, MA 02111-1301 USA
21 *
22 */
23
24 #define DEBUG_ERROR (1<<0)
25 #define DEBUG_CURRENT (1<<1)
26 #define DEBUG_9P (1<<2)
27 #define DEBUG_VFS (1<<3)
28 #define DEBUG_CONV (1<<4)
29 #define DEBUG_MUX (1<<5)
30 #define DEBUG_TRANS (1<<6)
31 #define DEBUG_SLABS (1<<7)
32 #define DEBUG_FCALL (1<<8)
33
34 #define DEBUG_DUMP_PKT 0
35
36 extern int v9fs_debug_level;
37
38 #define dprintk(level, format, arg...) \
39 do { \
40 if((v9fs_debug_level & level)==level) \
41 printk(KERN_NOTICE "-- %s (%d): " \
42 format , __FUNCTION__, current->pid , ## arg); \
43 } while(0)
44
45 #define eprintk(level, format, arg...) \
46 do { \
47 printk(level "v9fs: %s (%d): " \
48 format , __FUNCTION__, current->pid , ## arg); \
49 } while(0)
50
51 #if DEBUG_DUMP_PKT
52 static inline void dump_data(const unsigned char *data, unsigned int datalen)
53 {
54 int i, n;
55 char buf[5*8];
56
57 n = 0;
58 i = 0;
59 while (i < datalen) {
60 n += snprintf(buf+n, sizeof(buf)-n, "%02x", data[i++]);
61 if (i%4 == 0)
62 n += snprintf(buf+n, sizeof(buf)-n, " ");
63
64 if (i%16 == 0) {
65 dprintk(DEBUG_ERROR, "%s\n", buf);
66 n = 0;
67 }
68 }
69
70 dprintk(DEBUG_ERROR, "%s\n", buf);
71 }
72 #else /* DEBUG_DUMP_PKT */
73 static inline void dump_data(const unsigned char *data, unsigned int datalen)
74 {
75
76 }
77 #endif /* DEBUG_DUMP_PKT */