1 /* SPDX-License-Identifier: GPL-2.0 */
2 #undef TRACE_SYSTEM
3 #define TRACE_SYSTEM 9p
4
5 #if !defined(_TRACE_9P_H) || defined(TRACE_HEADER_MULTI_READ)
6 #define _TRACE_9P_H
7
8 #include <linux/tracepoint.h>
9
10 #define P9_MSG_T \
11 EM( P9_TLERROR, "P9_TLERROR" ) \
12 EM( P9_RLERROR, "P9_RLERROR" ) \
13 EM( P9_TSTATFS, "P9_TSTATFS" ) \
14 EM( P9_RSTATFS, "P9_RSTATFS" ) \
15 EM( P9_TLOPEN, "P9_TLOPEN" ) \
16 EM( P9_RLOPEN, "P9_RLOPEN" ) \
17 EM( P9_TLCREATE, "P9_TLCREATE" ) \
18 EM( P9_RLCREATE, "P9_RLCREATE" ) \
19 EM( P9_TSYMLINK, "P9_TSYMLINK" ) \
20 EM( P9_RSYMLINK, "P9_RSYMLINK" ) \
21 EM( P9_TMKNOD, "P9_TMKNOD" ) \
22 EM( P9_RMKNOD, "P9_RMKNOD" ) \
23 EM( P9_TRENAME, "P9_TRENAME" ) \
24 EM( P9_RRENAME, "P9_RRENAME" ) \
25 EM( P9_TREADLINK, "P9_TREADLINK" ) \
26 EM( P9_RREADLINK, "P9_RREADLINK" ) \
27 EM( P9_TGETATTR, "P9_TGETATTR" ) \
28 EM( P9_RGETATTR, "P9_RGETATTR" ) \
29 EM( P9_TSETATTR, "P9_TSETATTR" ) \
30 EM( P9_RSETATTR, "P9_RSETATTR" ) \
31 EM( P9_TXATTRWALK, "P9_TXATTRWALK" ) \
32 EM( P9_RXATTRWALK, "P9_RXATTRWALK" ) \
33 EM( P9_TXATTRCREATE, "P9_TXATTRCREATE" ) \
34 EM( P9_RXATTRCREATE, "P9_RXATTRCREATE" ) \
35 EM( P9_TREADDIR, "P9_TREADDIR" ) \
36 EM( P9_RREADDIR, "P9_RREADDIR" ) \
37 EM( P9_TFSYNC, "P9_TFSYNC" ) \
38 EM( P9_RFSYNC, "P9_RFSYNC" ) \
39 EM( P9_TLOCK, "P9_TLOCK" ) \
40 EM( P9_RLOCK, "P9_RLOCK" ) \
41 EM( P9_TGETLOCK, "P9_TGETLOCK" ) \
42 EM( P9_RGETLOCK, "P9_RGETLOCK" ) \
43 EM( P9_TLINK, "P9_TLINK" ) \
44 EM( P9_RLINK, "P9_RLINK" ) \
45 EM( P9_TMKDIR, "P9_TMKDIR" ) \
46 EM( P9_RMKDIR, "P9_RMKDIR" ) \
47 EM( P9_TRENAMEAT, "P9_TRENAMEAT" ) \
48 EM( P9_RRENAMEAT, "P9_RRENAMEAT" ) \
49 EM( P9_TUNLINKAT, "P9_TUNLINKAT" ) \
50 EM( P9_RUNLINKAT, "P9_RUNLINKAT" ) \
51 EM( P9_TVERSION, "P9_TVERSION" ) \
52 EM( P9_RVERSION, "P9_RVERSION" ) \
53 EM( P9_TAUTH, "P9_TAUTH" ) \
54 EM( P9_RAUTH, "P9_RAUTH" ) \
55 EM( P9_TATTACH, "P9_TATTACH" ) \
56 EM( P9_RATTACH, "P9_RATTACH" ) \
57 EM( P9_TERROR, "P9_TERROR" ) \
58 EM( P9_RERROR, "P9_RERROR" ) \
59 EM( P9_TFLUSH, "P9_TFLUSH" ) \
60 EM( P9_RFLUSH, "P9_RFLUSH" ) \
61 EM( P9_TWALK, "P9_TWALK" ) \
62 EM( P9_RWALK, "P9_RWALK" ) \
63 EM( P9_TOPEN, "P9_TOPEN" ) \
64 EM( P9_ROPEN, "P9_ROPEN" ) \
65 EM( P9_TCREATE, "P9_TCREATE" ) \
66 EM( P9_RCREATE, "P9_RCREATE" ) \
67 EM( P9_TREAD, "P9_TREAD" ) \
68 EM( P9_RREAD, "P9_RREAD" ) \
69 EM( P9_TWRITE, "P9_TWRITE" ) \
70 EM( P9_RWRITE, "P9_RWRITE" ) \
71 EM( P9_TCLUNK, "P9_TCLUNK" ) \
72 EM( P9_RCLUNK, "P9_RCLUNK" ) \
73 EM( P9_TREMOVE, "P9_TREMOVE" ) \
74 EM( P9_RREMOVE, "P9_RREMOVE" ) \
75 EM( P9_TSTAT, "P9_TSTAT" ) \
76 EM( P9_RSTAT, "P9_RSTAT" ) \
77 EM( P9_TWSTAT, "P9_TWSTAT" ) \
78 EMe(P9_RWSTAT, "P9_RWSTAT" )
79
80 /* Define EM() to export the enums to userspace via TRACE_DEFINE_ENUM() */
81 #undef EM
82 #undef EMe
83 #define EM(a, b) TRACE_DEFINE_ENUM(a);
84 #define EMe(a, b) TRACE_DEFINE_ENUM(a);
85
86 P9_MSG_T
87
88 /*
89 * Now redefine the EM() and EMe() macros to map the enums to the strings
90 * that will be printed in the output.
91 */
92 #undef EM
93 #undef EMe
94 #define EM(a, b) { a, b },
95 #define EMe(a, b) { a, b }
96
97 #define show_9p_op(type) \
98 __print_symbolic(type, P9_MSG_T)
99
100 TRACE_EVENT(9p_client_req,
101 TP_PROTO(struct p9_client *clnt, int8_t type, int tag),
102
103 TP_ARGS(clnt, type, tag),
104
105 TP_STRUCT__entry(
106 __field( void *, clnt )
107 __field( __u8, type )
108 __field( __u32, tag )
109 ),
110
111 TP_fast_assign(
112 __entry->clnt = clnt;
113 __entry->type = type;
114 __entry->tag = tag;
115 ),
116
117 TP_printk("client %lu request %s tag %d",
118 (long)__entry->clnt, show_9p_op(__entry->type),
119 __entry->tag)
120 );
121
122 TRACE_EVENT(9p_client_res,
123 TP_PROTO(struct p9_client *clnt, int8_t type, int tag, int err),
124
125 TP_ARGS(clnt, type, tag, err),
126
127 TP_STRUCT__entry(
128 __field( void *, clnt )
129 __field( __u8, type )
130 __field( __u32, tag )
131 __field( __u32, err )
132 ),
133
134 TP_fast_assign(
135 __entry->clnt = clnt;
136 __entry->type = type;
137 __entry->tag = tag;
138 __entry->err = err;
139 ),
140
141 TP_printk("client %lu response %s tag %d err %d",
142 (long)__entry->clnt, show_9p_op(__entry->type),
143 __entry->tag, __entry->err)
144 );
145
146 /* dump 32 bytes of protocol data */
147 #define P9_PROTO_DUMP_SZ 32
148 TRACE_EVENT(9p_protocol_dump,
149 TP_PROTO(struct p9_client *clnt, struct p9_fcall *pdu),
150
151 TP_ARGS(clnt, pdu),
152
153 TP_STRUCT__entry(
154 __field( void *, clnt )
155 __field( __u8, type )
156 __field( __u16, tag )
157 __array( unsigned char, line, P9_PROTO_DUMP_SZ )
158 ),
159
160 TP_fast_assign(
161 __entry->clnt = clnt;
162 __entry->type = pdu->id;
163 __entry->tag = pdu->tag;
164 memcpy(__entry->line, pdu->sdata, P9_PROTO_DUMP_SZ);
165 ),
166 TP_printk("clnt %lu %s(tag = %d)\n%.3x: %16ph\n%.3x: %16ph\n",
167 (unsigned long)__entry->clnt, show_9p_op(__entry->type),
168 __entry->tag, 0, __entry->line, 16, __entry->line + 16)
169 );
170
171 #endif /* _TRACE_9P_H */
172
173 /* This part must be outside protection */
174 #include <trace/define_trace.h>