xref: /openbmc/linux/include/trace/events/9p.h (revision 4f6cce39)
1 #undef TRACE_SYSTEM
2 #define TRACE_SYSTEM 9p
3 
4 #if !defined(_TRACE_9P_H) || defined(TRACE_HEADER_MULTI_READ)
5 #define _TRACE_9P_H
6 
7 #include <linux/tracepoint.h>
8 
9 #define P9_MSG_T							\
10 		EM( P9_TLERROR,		"P9_TLERROR" )			\
11 		EM( P9_RLERROR,		"P9_RLERROR" )			\
12 		EM( P9_TSTATFS,		"P9_TSTATFS" )			\
13 		EM( P9_RSTATFS,		"P9_RSTATFS" )			\
14 		EM( P9_TLOPEN,		"P9_TLOPEN" )			\
15 		EM( P9_RLOPEN,		"P9_RLOPEN" )			\
16 		EM( P9_TLCREATE,	"P9_TLCREATE" )			\
17 		EM( P9_RLCREATE,	"P9_RLCREATE" )			\
18 		EM( P9_TSYMLINK,	"P9_TSYMLINK" )			\
19 		EM( P9_RSYMLINK,	"P9_RSYMLINK" )			\
20 		EM( P9_TMKNOD,		"P9_TMKNOD" )			\
21 		EM( P9_RMKNOD,		"P9_RMKNOD" )			\
22 		EM( P9_TRENAME,		"P9_TRENAME" )			\
23 		EM( P9_RRENAME,		"P9_RRENAME" )			\
24 		EM( P9_TREADLINK,	"P9_TREADLINK" )		\
25 		EM( P9_RREADLINK,	"P9_RREADLINK" )		\
26 		EM( P9_TGETATTR,	"P9_TGETATTR" )			\
27 		EM( P9_RGETATTR,	"P9_RGETATTR" )			\
28 		EM( P9_TSETATTR,	"P9_TSETATTR" )			\
29 		EM( P9_RSETATTR,	"P9_RSETATTR" )			\
30 		EM( P9_TXATTRWALK,	"P9_TXATTRWALK" )		\
31 		EM( P9_RXATTRWALK,	"P9_RXATTRWALK" )		\
32 		EM( P9_TXATTRCREATE,	"P9_TXATTRCREATE" )		\
33 		EM( P9_RXATTRCREATE,	"P9_RXATTRCREATE" )		\
34 		EM( P9_TREADDIR,	"P9_TREADDIR" )			\
35 		EM( P9_RREADDIR,	"P9_RREADDIR" )			\
36 		EM( P9_TFSYNC,		"P9_TFSYNC" )			\
37 		EM( P9_RFSYNC,		"P9_RFSYNC" )			\
38 		EM( P9_TLOCK,		"P9_TLOCK" )			\
39 		EM( P9_RLOCK,		"P9_RLOCK" )			\
40 		EM( P9_TGETLOCK,	"P9_TGETLOCK" )			\
41 		EM( P9_RGETLOCK,	"P9_RGETLOCK" )			\
42 		EM( P9_TLINK,		"P9_TLINK" )			\
43 		EM( P9_RLINK,		"P9_RLINK" )			\
44 		EM( P9_TMKDIR,		"P9_TMKDIR" )			\
45 		EM( P9_RMKDIR,		"P9_RMKDIR" )			\
46 		EM( P9_TRENAMEAT,	"P9_TRENAMEAT" )		\
47 		EM( P9_RRENAMEAT,	"P9_RRENAMEAT" )		\
48 		EM( P9_TUNLINKAT,	"P9_TUNLINKAT" )		\
49 		EM( P9_RUNLINKAT,	"P9_RUNLINKAT" )		\
50 		EM( P9_TVERSION,	"P9_TVERSION" )			\
51 		EM( P9_RVERSION,	"P9_RVERSION" )			\
52 		EM( P9_TAUTH,		"P9_TAUTH" )			\
53 		EM( P9_RAUTH,		"P9_RAUTH" )			\
54 		EM( P9_TATTACH,		"P9_TATTACH" )			\
55 		EM( P9_RATTACH,		"P9_RATTACH" )			\
56 		EM( P9_TERROR,		"P9_TERROR" )			\
57 		EM( P9_RERROR,		"P9_RERROR" )			\
58 		EM( P9_TFLUSH,		"P9_TFLUSH" )			\
59 		EM( P9_RFLUSH,		"P9_RFLUSH" )			\
60 		EM( P9_TWALK,		"P9_TWALK" )			\
61 		EM( P9_RWALK,		"P9_RWALK" )			\
62 		EM( P9_TOPEN,		"P9_TOPEN" )			\
63 		EM( P9_ROPEN,		"P9_ROPEN" )			\
64 		EM( P9_TCREATE,		"P9_TCREATE" )			\
65 		EM( P9_RCREATE,		"P9_RCREATE" )			\
66 		EM( P9_TREAD,		"P9_TREAD" )			\
67 		EM( P9_RREAD,		"P9_RREAD" )			\
68 		EM( P9_TWRITE,		"P9_TWRITE" )			\
69 		EM( P9_RWRITE,		"P9_RWRITE" )			\
70 		EM( P9_TCLUNK,		"P9_TCLUNK" )			\
71 		EM( P9_RCLUNK,		"P9_RCLUNK" )			\
72 		EM( P9_TREMOVE,		"P9_TREMOVE" )			\
73 		EM( P9_RREMOVE,		"P9_RREMOVE" )			\
74 		EM( P9_TSTAT,		"P9_TSTAT" )			\
75 		EM( P9_RSTAT,		"P9_RSTAT" )			\
76 		EM( P9_TWSTAT,		"P9_TWSTAT" )			\
77 		EMe(P9_RWSTAT,		"P9_RWSTAT" )
78 
79 /* Define EM() to export the enums to userspace via TRACE_DEFINE_ENUM() */
80 #undef EM
81 #undef EMe
82 #define EM(a, b)	TRACE_DEFINE_ENUM(a);
83 #define EMe(a, b)	TRACE_DEFINE_ENUM(a);
84 
85 P9_MSG_T
86 
87 /*
88  * Now redefine the EM() and EMe() macros to map the enums to the strings
89  * that will be printed in the output.
90  */
91 #undef EM
92 #undef EMe
93 #define EM(a, b)	{ a, b },
94 #define EMe(a, b)	{ a, b }
95 
96 #define show_9p_op(type)						\
97 	__print_symbolic(type, P9_MSG_T)
98 
99 TRACE_EVENT(9p_client_req,
100 	    TP_PROTO(struct p9_client *clnt, int8_t type, int tag),
101 
102 	    TP_ARGS(clnt, type, tag),
103 
104 	    TP_STRUCT__entry(
105 		    __field(    void *,		clnt			     )
106 		    __field(	__u8,		type			     )
107 		    __field(	__u32,		tag			     )
108 		    ),
109 
110 	    TP_fast_assign(
111 		    __entry->clnt    =  clnt;
112 		    __entry->type    =  type;
113 		    __entry->tag     =  tag;
114 		    ),
115 
116 	    TP_printk("client %lu request %s tag  %d",
117 		    (long)__entry->clnt, show_9p_op(__entry->type),
118 		    __entry->tag)
119  );
120 
121 TRACE_EVENT(9p_client_res,
122 	    TP_PROTO(struct p9_client *clnt, int8_t type, int tag, int err),
123 
124 	    TP_ARGS(clnt, type, tag, err),
125 
126 	    TP_STRUCT__entry(
127 		    __field(    void *,		clnt			     )
128 		    __field(	__u8,		type			     )
129 		    __field(	__u32,		tag			     )
130 		    __field(	__u32,		err			     )
131 		    ),
132 
133 	    TP_fast_assign(
134 		    __entry->clnt    =  clnt;
135 		    __entry->type    =  type;
136 		    __entry->tag     =  tag;
137 		    __entry->err     =  err;
138 		    ),
139 
140 	    TP_printk("client %lu response %s tag  %d err %d",
141 		      (long)__entry->clnt, show_9p_op(__entry->type),
142 		      __entry->tag, __entry->err)
143 );
144 
145 /* dump 32 bytes of protocol data */
146 #define P9_PROTO_DUMP_SZ 32
147 TRACE_EVENT(9p_protocol_dump,
148 	    TP_PROTO(struct p9_client *clnt, struct p9_fcall *pdu),
149 
150 	    TP_ARGS(clnt, pdu),
151 
152 	    TP_STRUCT__entry(
153 		    __field(	void *,		clnt				)
154 		    __field(	__u8,		type				)
155 		    __field(	__u16,		tag				)
156 		    __array(	unsigned char,	line,	P9_PROTO_DUMP_SZ	)
157 		    ),
158 
159 	    TP_fast_assign(
160 		    __entry->clnt   =  clnt;
161 		    __entry->type   =  pdu->id;
162 		    __entry->tag    =  pdu->tag;
163 		    memcpy(__entry->line, pdu->sdata, P9_PROTO_DUMP_SZ);
164 		    ),
165 	    TP_printk("clnt %lu %s(tag = %d)\n%.3x: %16ph\n%.3x: %16ph\n",
166 		      (unsigned long)__entry->clnt, show_9p_op(__entry->type),
167 		      __entry->tag, 0, __entry->line, 16, __entry->line + 16)
168  );
169 
170 #endif /* _TRACE_9P_H */
171 
172 /* This part must be outside protection */
173 #include <trace/define_trace.h>
174