Line data Source code
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 0 : 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 0 : 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 0 : 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>
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