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107 lines · 2.2 KiB

1#undef TRACE_SYSTEM
2#define TRACE_SYSTEM iscsi
3
4#if !defined(_TRACE_ISCSI_H) || defined(TRACE_HEADER_MULTI_READ)
5#define _TRACE_ISCSI_H
6
7#include <linux/tracepoint.h>
8
9/* max debug message length */
10#define ISCSI_MSG_MAX 256
11
12/*
13 * Declare tracepoint helper function.
14 */
15void iscsi_dbg_trace(void (*trace)(struct device *dev, struct va_format *),
16 struct device *dev, const char *fmt, ...);
17
18/*
19 * Declare event class for iscsi debug messages.
20 */
21DECLARE_EVENT_CLASS(iscsi_log_msg,
22
23 TP_PROTO(struct device *dev, struct va_format *vaf),
24
25 TP_ARGS(dev, vaf),
26
27 TP_STRUCT__entry(
28 __string(dname, dev_name(dev) )
29 __vstring(msg, vaf->fmt, vaf->va)
30 ),
31
32 TP_fast_assign(
33 __assign_str(dname);
34 __assign_vstr(msg, vaf->fmt, vaf->va);
35 ),
36
37 TP_printk("%s: %s",__get_str(dname), __get_str(msg)
38 )
39);
40
41/*
42 * Define event to capture iscsi connection debug messages.
43 */
44DEFINE_EVENT(iscsi_log_msg, iscsi_dbg_conn,
45 TP_PROTO(struct device *dev, struct va_format *vaf),
46
47 TP_ARGS(dev, vaf)
48);
49
50/*
51 * Define event to capture iscsi session debug messages.
52 */
53DEFINE_EVENT(iscsi_log_msg, iscsi_dbg_session,
54 TP_PROTO(struct device *dev, struct va_format *vaf),
55
56 TP_ARGS(dev, vaf)
57);
58
59/*
60 * Define event to capture iscsi error handling debug messages.
61 */
62DEFINE_EVENT(iscsi_log_msg, iscsi_dbg_eh,
63 TP_PROTO(struct device *dev, struct va_format *vaf),
64
65 TP_ARGS(dev, vaf)
66);
67
68/*
69 * Define event to capture iscsi tcp debug messages.
70 */
71DEFINE_EVENT(iscsi_log_msg, iscsi_dbg_tcp,
72 TP_PROTO(struct device *dev, struct va_format *vaf),
73
74 TP_ARGS(dev, vaf)
75);
76
77/*
78 * Define event to capture iscsi sw tcp debug messages.
79 */
80DEFINE_EVENT(iscsi_log_msg, iscsi_dbg_sw_tcp,
81 TP_PROTO(struct device *dev, struct va_format *vaf),
82
83 TP_ARGS(dev, vaf)
84);
85
86/*
87 * Define event to capture iscsi transport session debug messages.
88 */
89DEFINE_EVENT(iscsi_log_msg, iscsi_dbg_trans_session,
90 TP_PROTO(struct device *dev, struct va_format *vaf),
91
92 TP_ARGS(dev, vaf)
93);
94
95/*
96 * Define event to capture iscsi transport connection debug messages.
97 */
98DEFINE_EVENT(iscsi_log_msg, iscsi_dbg_trans_conn,
99 TP_PROTO(struct device *dev, struct va_format *vaf),
100
101 TP_ARGS(dev, vaf)
102);
103
104#endif /* _TRACE_ISCSI_H */
105
106/* This part must be outside protection */
107#include <trace/define_trace.h>