include/trace/events/9p.h

   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>