1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
|
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
*
* Copyright (c) International Business Machines Corp., 2000,2002
* Modified by Steve French (sfrench@us.ibm.com)
*/
#ifndef _H_CIFS_DEBUG
#define _H_CIFS_DEBUG
#ifdef pr_fmt
#undef pr_fmt
#endif
#define pr_fmt(fmt) "CIFS: " fmt
void cifs_dump_mem(char *label, void *data, int length);
void cifs_dump_detail(void *buf, struct TCP_Server_Info *ptcp_info);
void cifs_dump_mids(struct TCP_Server_Info *);
extern bool traceSMB; /* flag which enables the function below */
void dump_smb(void *, int);
#define CIFS_INFO 0x01
#define CIFS_RC 0x02
#define CIFS_TIMER 0x04
#define VFS 1
#define FYI 2
extern int cifsFYI;
#ifdef CONFIG_CIFS_DEBUG2
#define NOISY 4
#else
#define NOISY 0
#endif
#define ONCE 8
/*
* debug ON
* --------
*/
#ifdef CONFIG_CIFS_DEBUG
/*
* When adding tracepoints and debug messages we have various choices.
* Some considerations:
*
* Use cifs_dbg(VFS, ...) for things we always want logged, and the user to see
* cifs_info(...) slightly less important, admin can filter via loglevel > 6
* cifs_dbg(FYI, ...) minor debugging messages, off by default
* trace_smb3_* ftrace functions are preferred for complex debug messages
* intended for developers or experienced admins, off by default
*/
/* Information level messages, minor events */
#define cifs_info_func(ratefunc, fmt, ...) \
pr_info_ ## ratefunc(fmt, ##__VA_ARGS__)
#define cifs_info(fmt, ...) \
cifs_info_func(ratelimited, fmt, ##__VA_ARGS__)
/* information message: e.g., configuration, major event */
#define cifs_dbg_func(ratefunc, type, fmt, ...) \
do { \
if ((type) & FYI && cifsFYI & CIFS_INFO) { \
pr_debug_ ## ratefunc("%s: " fmt, \
__FILE__, ##__VA_ARGS__); \
} else if ((type) & VFS) { \
pr_err_ ## ratefunc("VFS: " fmt, ##__VA_ARGS__); \
} else if ((type) & NOISY && (NOISY != 0)) { \
pr_debug_ ## ratefunc(fmt, ##__VA_ARGS__); \
} \
} while (0)
#define cifs_dbg(type, fmt, ...) \
do { \
if ((type) & ONCE) \
cifs_dbg_func(once, type, fmt, ##__VA_ARGS__); \
else \
cifs_dbg_func(ratelimited, type, fmt, ##__VA_ARGS__); \
} while (0)
#define cifs_server_dbg_func(ratefunc, type, fmt, ...) \
do { \
const char *sn = ""; \
if (server && server->hostname) \
sn = server->hostname; \
if ((type) & FYI && cifsFYI & CIFS_INFO) { \
pr_debug_ ## ratefunc("%s: \\\\%s " fmt, \
__FILE__, sn, ##__VA_ARGS__); \
} else if ((type) & VFS) { \
pr_err_ ## ratefunc("VFS: \\\\%s " fmt, \
sn, ##__VA_ARGS__); \
} else if ((type) & NOISY && (NOISY != 0)) { \
pr_debug_ ## ratefunc("\\\\%s " fmt, \
sn, ##__VA_ARGS__); \
} \
} while (0)
#define cifs_server_dbg(type, fmt, ...) \
do { \
if ((type) & ONCE) \
cifs_server_dbg_func(once, type, fmt, ##__VA_ARGS__); \
else \
cifs_server_dbg_func(ratelimited, type, fmt, \
##__VA_ARGS__); \
} while (0)
#define cifs_tcon_dbg_func(ratefunc, type, fmt, ...) \
do { \
const char *tn = ""; \
if (tcon && tcon->tree_name) \
tn = tcon->tree_name; \
if ((type) & FYI && cifsFYI & CIFS_INFO) { \
pr_debug_ ## ratefunc("%s: %s " fmt, \
__FILE__, tn, ##__VA_ARGS__); \
} else if ((type) & VFS) { \
pr_err_ ## ratefunc("VFS: %s " fmt, tn, ##__VA_ARGS__); \
} else if ((type) & NOISY && (NOISY != 0)) { \
pr_debug_ ## ratefunc("%s " fmt, tn, ##__VA_ARGS__); \
} \
} while (0)
#define cifs_tcon_dbg(type, fmt, ...) \
do { \
if ((type) & ONCE) \
cifs_tcon_dbg_func(once, type, fmt, ##__VA_ARGS__); \
else \
cifs_tcon_dbg_func(ratelimited, type, fmt, \
##__VA_ARGS__); \
} while (0)
/*
* debug OFF
* ---------
*/
#else /* _CIFS_DEBUG */
#define cifs_dbg(type, fmt, ...) \
do { \
if (0) \
pr_debug(fmt, ##__VA_ARGS__); \
} while (0)
#define cifs_server_dbg(type, fmt, ...) \
do { \
if (0) \
pr_debug("\\\\%s " fmt, \
server->hostname, ##__VA_ARGS__); \
} while (0)
#define cifs_tcon_dbg(type, fmt, ...) \
do { \
if (0) \
pr_debug("%s " fmt, tcon->tree_name, ##__VA_ARGS__); \
} while (0)
#define cifs_info(fmt, ...) \
pr_info(fmt, ##__VA_ARGS__)
#endif
#endif /* _H_CIFS_DEBUG */
|
