Pileus Git - ~andy/linux/blob - fs/nfs/nfs4trace.h

   1 /*
   2  * Copyright (c) 2013 Trond Myklebust <Trond.Myklebust@netapp.com>
   3  */
   4 #undef TRACE_SYSTEM
   5 #define TRACE_SYSTEM nfs4
   6
   7 #if !defined(_TRACE_NFS4_H) || defined(TRACE_HEADER_MULTI_READ)
   8 #define _TRACE_NFS4_H
   9
  10 #include <linux/tracepoint.h>
  11
  12 #define show_nfsv4_errors(error) \
  13         __print_symbolic(error, \
  14                 { NFS4_OK, "OK" }, \
  15                 /* Mapped by nfs4_stat_to_errno() */ \
  16                 { -EPERM, "EPERM" }, \
  17                 { -ENOENT, "ENOENT" }, \
  18                 { -EIO, "EIO" }, \
  19                 { -ENXIO, "ENXIO" }, \
  20                 { -EACCES, "EACCES" }, \
  21                 { -EEXIST, "EEXIST" }, \
  22                 { -EXDEV, "EXDEV" }, \
  23                 { -ENOTDIR, "ENOTDIR" }, \
  24                 { -EISDIR, "EISDIR" }, \
  25                 { -EFBIG, "EFBIG" }, \
  26                 { -ENOSPC, "ENOSPC" }, \
  27                 { -EROFS, "EROFS" }, \
  28                 { -EMLINK, "EMLINK" }, \
  29                 { -ENAMETOOLONG, "ENAMETOOLONG" }, \
  30                 { -ENOTEMPTY, "ENOTEMPTY" }, \
  31                 { -EDQUOT, "EDQUOT" }, \
  32                 { -ESTALE, "ESTALE" }, \
  33                 { -EBADHANDLE, "EBADHANDLE" }, \
  34                 { -EBADCOOKIE, "EBADCOOKIE" }, \
  35                 { -ENOTSUPP, "ENOTSUPP" }, \
  36                 { -ETOOSMALL, "ETOOSMALL" }, \
  37                 { -EREMOTEIO, "EREMOTEIO" }, \
  38                 { -EBADTYPE, "EBADTYPE" }, \
  39                 { -EAGAIN, "EAGAIN" }, \
  40                 { -ELOOP, "ELOOP" }, \
  41                 { -EOPNOTSUPP, "EOPNOTSUPP" }, \
  42                 { -EDEADLK, "EDEADLK" }, \
  43                 /* RPC errors */ \
  44                 { -ENOMEM, "ENOMEM" }, \
  45                 { -EKEYEXPIRED, "EKEYEXPIRED" }, \
  46                 { -ETIMEDOUT, "ETIMEDOUT" }, \
  47                 { -ERESTARTSYS, "ERESTARTSYS" }, \
  48                 { -ECONNREFUSED, "ECONNREFUSED" }, \
  49                 { -ECONNRESET, "ECONNRESET" }, \
  50                 { -ENETUNREACH, "ENETUNREACH" }, \
  51                 { -EHOSTUNREACH, "EHOSTUNREACH" }, \
  52                 { -EHOSTDOWN, "EHOSTDOWN" }, \
  53                 { -EPIPE, "EPIPE" }, \
  54                 { -EPFNOSUPPORT, "EPFNOSUPPORT" }, \
  55                 { -EPROTONOSUPPORT, "EPROTONOSUPPORT" }, \
  56                 /* NFSv4 native errors */ \
  57                 { -NFS4ERR_ACCESS, "ACCESS" }, \
  58                 { -NFS4ERR_ATTRNOTSUPP, "ATTRNOTSUPP" }, \
  59                 { -NFS4ERR_ADMIN_REVOKED, "ADMIN_REVOKED" }, \
  60                 { -NFS4ERR_BACK_CHAN_BUSY, "BACK_CHAN_BUSY" }, \
  61                 { -NFS4ERR_BADCHAR, "BADCHAR" }, \
  62                 { -NFS4ERR_BADHANDLE, "BADHANDLE" }, \
  63                 { -NFS4ERR_BADIOMODE, "BADIOMODE" }, \
  64                 { -NFS4ERR_BADLAYOUT, "BADLAYOUT" }, \
  65                 { -NFS4ERR_BADLABEL, "BADLABEL" }, \
  66                 { -NFS4ERR_BADNAME, "BADNAME" }, \
  67                 { -NFS4ERR_BADOWNER, "BADOWNER" }, \
  68                 { -NFS4ERR_BADSESSION, "BADSESSION" }, \
  69                 { -NFS4ERR_BADSLOT, "BADSLOT" }, \
  70                 { -NFS4ERR_BADTYPE, "BADTYPE" }, \
  71                 { -NFS4ERR_BADXDR, "BADXDR" }, \
  72                 { -NFS4ERR_BAD_COOKIE, "BAD_COOKIE" }, \
  73                 { -NFS4ERR_BAD_HIGH_SLOT, "BAD_HIGH_SLOT" }, \
  74                 { -NFS4ERR_BAD_RANGE, "BAD_RANGE" }, \
  75                 { -NFS4ERR_BAD_SEQID, "BAD_SEQID" }, \
  76                 { -NFS4ERR_BAD_SESSION_DIGEST, "BAD_SESSION_DIGEST" }, \
  77                 { -NFS4ERR_BAD_STATEID, "BAD_STATEID" }, \
  78                 { -NFS4ERR_CB_PATH_DOWN, "CB_PATH_DOWN" }, \
  79                 { -NFS4ERR_CLID_INUSE, "CLID_INUSE" }, \
  80                 { -NFS4ERR_CLIENTID_BUSY, "CLIENTID_BUSY" }, \
  81                 { -NFS4ERR_COMPLETE_ALREADY, "COMPLETE_ALREADY" }, \
  82                 { -NFS4ERR_CONN_NOT_BOUND_TO_SESSION, \
  83                         "CONN_NOT_BOUND_TO_SESSION" }, \
  84                 { -NFS4ERR_DEADLOCK, "DEADLOCK" }, \
  85                 { -NFS4ERR_DEADSESSION, "DEAD_SESSION" }, \
  86                 { -NFS4ERR_DELAY, "DELAY" }, \
  87                 { -NFS4ERR_DELEG_ALREADY_WANTED, \
  88                         "DELEG_ALREADY_WANTED" }, \
  89                 { -NFS4ERR_DELEG_REVOKED, "DELEG_REVOKED" }, \
  90                 { -NFS4ERR_DENIED, "DENIED" }, \
  91                 { -NFS4ERR_DIRDELEG_UNAVAIL, "DIRDELEG_UNAVAIL" }, \
  92                 { -NFS4ERR_DQUOT, "DQUOT" }, \
  93                 { -NFS4ERR_ENCR_ALG_UNSUPP, "ENCR_ALG_UNSUPP" }, \
  94                 { -NFS4ERR_EXIST, "EXIST" }, \
  95                 { -NFS4ERR_EXPIRED, "EXPIRED" }, \
  96                 { -NFS4ERR_FBIG, "FBIG" }, \
  97                 { -NFS4ERR_FHEXPIRED, "FHEXPIRED" }, \
  98                 { -NFS4ERR_FILE_OPEN, "FILE_OPEN" }, \
  99                 { -NFS4ERR_GRACE, "GRACE" }, \
 100                 { -NFS4ERR_HASH_ALG_UNSUPP, "HASH_ALG_UNSUPP" }, \
 101                 { -NFS4ERR_INVAL, "INVAL" }, \
 102                 { -NFS4ERR_IO, "IO" }, \
 103                 { -NFS4ERR_ISDIR, "ISDIR" }, \
 104                 { -NFS4ERR_LAYOUTTRYLATER, "LAYOUTTRYLATER" }, \
 105                 { -NFS4ERR_LAYOUTUNAVAILABLE, "LAYOUTUNAVAILABLE" }, \
 106                 { -NFS4ERR_LEASE_MOVED, "LEASE_MOVED" }, \
 107                 { -NFS4ERR_LOCKED, "LOCKED" }, \
 108                 { -NFS4ERR_LOCKS_HELD, "LOCKS_HELD" }, \
 109                 { -NFS4ERR_LOCK_RANGE, "LOCK_RANGE" }, \
 110                 { -NFS4ERR_MINOR_VERS_MISMATCH, "MINOR_VERS_MISMATCH" }, \
 111                 { -NFS4ERR_MLINK, "MLINK" }, \
 112                 { -NFS4ERR_MOVED, "MOVED" }, \
 113                 { -NFS4ERR_NAMETOOLONG, "NAMETOOLONG" }, \
 114                 { -NFS4ERR_NOENT, "NOENT" }, \
 115                 { -NFS4ERR_NOFILEHANDLE, "NOFILEHANDLE" }, \
 116                 { -NFS4ERR_NOMATCHING_LAYOUT, "NOMATCHING_LAYOUT" }, \
 117                 { -NFS4ERR_NOSPC, "NOSPC" }, \
 118                 { -NFS4ERR_NOTDIR, "NOTDIR" }, \
 119                 { -NFS4ERR_NOTEMPTY, "NOTEMPTY" }, \
 120                 { -NFS4ERR_NOTSUPP, "NOTSUPP" }, \
 121                 { -NFS4ERR_NOT_ONLY_OP, "NOT_ONLY_OP" }, \
 122                 { -NFS4ERR_NOT_SAME, "NOT_SAME" }, \
 123                 { -NFS4ERR_NO_GRACE, "NO_GRACE" }, \
 124                 { -NFS4ERR_NXIO, "NXIO" }, \
 125                 { -NFS4ERR_OLD_STATEID, "OLD_STATEID" }, \
 126                 { -NFS4ERR_OPENMODE, "OPENMODE" }, \
 127                 { -NFS4ERR_OP_ILLEGAL, "OP_ILLEGAL" }, \
 128                 { -NFS4ERR_OP_NOT_IN_SESSION, "OP_NOT_IN_SESSION" }, \
 129                 { -NFS4ERR_PERM, "PERM" }, \
 130                 { -NFS4ERR_PNFS_IO_HOLE, "PNFS_IO_HOLE" }, \
 131                 { -NFS4ERR_PNFS_NO_LAYOUT, "PNFS_NO_LAYOUT" }, \
 132                 { -NFS4ERR_RECALLCONFLICT, "RECALLCONFLICT" }, \
 133                 { -NFS4ERR_RECLAIM_BAD, "RECLAIM_BAD" }, \
 134                 { -NFS4ERR_RECLAIM_CONFLICT, "RECLAIM_CONFLICT" }, \
 135                 { -NFS4ERR_REJECT_DELEG, "REJECT_DELEG" }, \
 136                 { -NFS4ERR_REP_TOO_BIG, "REP_TOO_BIG" }, \
 137                 { -NFS4ERR_REP_TOO_BIG_TO_CACHE, \
 138                         "REP_TOO_BIG_TO_CACHE" }, \
 139                 { -NFS4ERR_REQ_TOO_BIG, "REQ_TOO_BIG" }, \
 140                 { -NFS4ERR_RESOURCE, "RESOURCE" }, \
 141                 { -NFS4ERR_RESTOREFH, "RESTOREFH" }, \
 142                 { -NFS4ERR_RETRY_UNCACHED_REP, "RETRY_UNCACHED_REP" }, \
 143                 { -NFS4ERR_RETURNCONFLICT, "RETURNCONFLICT" }, \
 144                 { -NFS4ERR_ROFS, "ROFS" }, \
 145                 { -NFS4ERR_SAME, "SAME" }, \
 146                 { -NFS4ERR_SHARE_DENIED, "SHARE_DENIED" }, \
 147                 { -NFS4ERR_SEQUENCE_POS, "SEQUENCE_POS" }, \
 148                 { -NFS4ERR_SEQ_FALSE_RETRY, "SEQ_FALSE_RETRY" }, \
 149                 { -NFS4ERR_SEQ_MISORDERED, "SEQ_MISORDERED" }, \
 150                 { -NFS4ERR_SERVERFAULT, "SERVERFAULT" }, \
 151                 { -NFS4ERR_STALE, "STALE" }, \
 152                 { -NFS4ERR_STALE_CLIENTID, "STALE_CLIENTID" }, \
 153                 { -NFS4ERR_STALE_STATEID, "STALE_STATEID" }, \
 154                 { -NFS4ERR_SYMLINK, "SYMLINK" }, \
 155                 { -NFS4ERR_TOOSMALL, "TOOSMALL" }, \
 156                 { -NFS4ERR_TOO_MANY_OPS, "TOO_MANY_OPS" }, \
 157                 { -NFS4ERR_UNKNOWN_LAYOUTTYPE, "UNKNOWN_LAYOUTTYPE" }, \
 158                 { -NFS4ERR_UNSAFE_COMPOUND, "UNSAFE_COMPOUND" }, \
 159                 { -NFS4ERR_WRONGSEC, "WRONGSEC" }, \
 160                 { -NFS4ERR_WRONG_CRED, "WRONG_CRED" }, \
 161                 { -NFS4ERR_WRONG_TYPE, "WRONG_TYPE" }, \
 162                 { -NFS4ERR_XDEV, "XDEV" })
 163
 164 #define show_open_flags(flags) \
 165         __print_flags(flags, "|", \
 166                 { O_CREAT, "O_CREAT" }, \
 167                 { O_EXCL, "O_EXCL" }, \
 168                 { O_TRUNC, "O_TRUNC" }, \
 169                 { O_DIRECT, "O_DIRECT" })
 170
 171 #define show_fmode_flags(mode) \
 172         __print_flags(mode, "|", \
 173                 { ((__force unsigned long)FMODE_READ), "READ" }, \
 174                 { ((__force unsigned long)FMODE_WRITE), "WRITE" }, \
 175                 { ((__force unsigned long)FMODE_EXEC), "EXEC" })
 176
 177 DECLARE_EVENT_CLASS(nfs4_clientid_event,
 178                 TP_PROTO(
 179                         const struct nfs_client *clp,
 180                         int error
 181                 ),
 182
 183                 TP_ARGS(clp, error),
 184
 185                 TP_STRUCT__entry(
 186                         __string(dstaddr,
 187                                 rpc_peeraddr2str(clp->cl_rpcclient,
 188                                         RPC_DISPLAY_ADDR))
 189                         __field(int, error)
 190                 ),
 191
 192                 TP_fast_assign(
 193                         __entry->error = error;
 194                         __assign_str(dstaddr,
 195                                 rpc_peeraddr2str(clp->cl_rpcclient,
 196                                                 RPC_DISPLAY_ADDR));
 197                 ),
 198
 199                 TP_printk(
 200                         "error=%d (%s) dstaddr=%s",
 201                         __entry->error,
 202                         show_nfsv4_errors(__entry->error),
 203                         __get_str(dstaddr)
 204                 )
 205 );
 206 #define DEFINE_NFS4_CLIENTID_EVENT(name) \
 207         DEFINE_EVENT(nfs4_clientid_event, name,  \
 208                         TP_PROTO( \
 209                                 const struct nfs_client *clp, \
 210                                 int error \
 211                         ), \
 212                         TP_ARGS(clp, error))
 213 DEFINE_NFS4_CLIENTID_EVENT(nfs4_setclientid);
 214 DEFINE_NFS4_CLIENTID_EVENT(nfs4_setclientid_confirm);
 215 DEFINE_NFS4_CLIENTID_EVENT(nfs4_renew);
 216 DEFINE_NFS4_CLIENTID_EVENT(nfs4_renew_async);
 217 #ifdef CONFIG_NFS_V4_1
 218 DEFINE_NFS4_CLIENTID_EVENT(nfs4_exchange_id);
 219 DEFINE_NFS4_CLIENTID_EVENT(nfs4_create_session);
 220 DEFINE_NFS4_CLIENTID_EVENT(nfs4_destroy_session);
 221 DEFINE_NFS4_CLIENTID_EVENT(nfs4_destroy_clientid);
 222 DEFINE_NFS4_CLIENTID_EVENT(nfs4_bind_conn_to_session);
 223 DEFINE_NFS4_CLIENTID_EVENT(nfs4_sequence);
 224 DEFINE_NFS4_CLIENTID_EVENT(nfs4_reclaim_complete);
 225 #endif /* CONFIG_NFS_V4_1 */
 226
 227 DECLARE_EVENT_CLASS(nfs4_open_event,
 228                 TP_PROTO(
 229                         const struct nfs_open_context *ctx,
 230                         int flags,
 231                         int error
 232                 ),
 233
 234                 TP_ARGS(ctx, flags, error),
 235
 236                 TP_STRUCT__entry(
 237                         __field(int, error)
 238                         __field(unsigned int, flags)
 239                         __field(unsigned int, fmode)
 240                         __field(dev_t, dev)
 241                         __field(u32, fhandle)
 242                         __field(u64, fileid)
 243                         __field(u64, dir)
 244                         __string(name, ctx->dentry->d_name.name)
 245                 ),
 246
 247                 TP_fast_assign(
 248                         const struct nfs4_state *state = ctx->state;
 249                         const struct inode *inode = NULL;
 250
 251                         __entry->error = error;
 252                         __entry->flags = flags;
 253                         __entry->fmode = (__force unsigned int)ctx->mode;
 254                         __entry->dev = ctx->dentry->d_sb->s_dev;
 255                         if (!IS_ERR(state))
 256                                 inode = state->inode;
 257                         if (inode != NULL) {
 258                                 __entry->fileid = NFS_FILEID(inode);
 259                                 __entry->fhandle = nfs_fhandle_hash(NFS_FH(inode));
 260                         } else {
 261                                 __entry->fileid = 0;
 262                                 __entry->fhandle = 0;
 263                         }
 264                         __entry->dir = NFS_FILEID(ctx->dentry->d_parent->d_inode);
 265                         __assign_str(name, ctx->dentry->d_name.name);
 266                 ),
 267
 268                 TP_printk(
 269                         "error=%d (%s) flags=%d (%s) fmode=%s "
 270                         "fileid=%02x:%02x:%llu fhandle=0x%08x "
 271                         "name=%02x:%02x:%llu/%s",
 272                          __entry->error,
 273                          show_nfsv4_errors(__entry->error),
 274                          __entry->flags,
 275                          show_open_flags(__entry->flags),
 276                          show_fmode_flags(__entry->fmode),
 277                          MAJOR(__entry->dev), MINOR(__entry->dev),
 278                          (unsigned long long)__entry->fileid,
 279                          __entry->fhandle,
 280                          MAJOR(__entry->dev), MINOR(__entry->dev),
 281                          (unsigned long long)__entry->dir,
 282                          __get_str(name)
 283                 )
 284 );
 285
 286 #define DEFINE_NFS4_OPEN_EVENT(name) \
 287         DEFINE_EVENT(nfs4_open_event, name, \
 288                         TP_PROTO( \
 289                                 const struct nfs_open_context *ctx, \
 290                                 int flags, \
 291                                 int error \
 292                         ), \
 293                         TP_ARGS(ctx, flags, error))
 294 DEFINE_NFS4_OPEN_EVENT(nfs4_open_reclaim);
 295 DEFINE_NFS4_OPEN_EVENT(nfs4_open_expired);
 296 DEFINE_NFS4_OPEN_EVENT(nfs4_open_file);
 297
 298 TRACE_EVENT(nfs4_close,
 299                 TP_PROTO(
 300                         const struct nfs4_state *state,
 301                         const struct nfs_closeargs *args,
 302                         const struct nfs_closeres *res,
 303                         int error
 304                 ),
 305
 306                 TP_ARGS(state, args, res, error),
 307
 308                 TP_STRUCT__entry(
 309                         __field(dev_t, dev)
 310                         __field(u32, fhandle)
 311                         __field(u64, fileid)
 312                         __field(unsigned int, fmode)
 313                         __field(int, error)
 314                 ),
 315
 316                 TP_fast_assign(
 317                         const struct inode *inode = state->inode;
 318
 319                         __entry->dev = inode->i_sb->s_dev;
 320                         __entry->fileid = NFS_FILEID(inode);
 321                         __entry->fhandle = nfs_fhandle_hash(NFS_FH(inode));
 322                         __entry->fmode = (__force unsigned int)state->state;
 323                         __entry->error = error;
 324                 ),
 325
 326                 TP_printk(
 327                         "error=%d (%s) fmode=%s fileid=%02x:%02x:%llu "
 328                         "fhandle=0x%08x",
 329                         __entry->error,
 330                         show_nfsv4_errors(__entry->error),
 331                         __entry->fmode ?  show_fmode_flags(__entry->fmode) :
 332                                           "closed",
 333                         MAJOR(__entry->dev), MINOR(__entry->dev),
 334                         (unsigned long long)__entry->fileid,
 335                         __entry->fhandle
 336                 )
 337 );
 338
 339 #define show_lock_cmd(type) \
 340         __print_symbolic((int)type, \
 341                 { F_GETLK, "GETLK" }, \
 342                 { F_SETLK, "SETLK" }, \
 343                 { F_SETLKW, "SETLKW" })
 344 #define show_lock_type(type) \
 345         __print_symbolic((int)type, \
 346                 { F_RDLCK, "RDLCK" }, \
 347                 { F_WRLCK, "WRLCK" }, \
 348                 { F_UNLCK, "UNLCK" })
 349
 350 DECLARE_EVENT_CLASS(nfs4_lock_event,
 351                 TP_PROTO(
 352                         const struct file_lock *request,
 353                         const struct nfs4_state *state,
 354                         int cmd,
 355                         int error
 356                 ),
 357
 358                 TP_ARGS(request, state, cmd, error),
 359
 360                 TP_STRUCT__entry(
 361                         __field(int, error)
 362                         __field(int, cmd)
 363                         __field(char, type)
 364                         __field(loff_t, start)
 365                         __field(loff_t, end)
 366                         __field(dev_t, dev)
 367                         __field(u32, fhandle)
 368                         __field(u64, fileid)
 369                 ),
 370
 371                 TP_fast_assign(
 372                         const struct inode *inode = state->inode;
 373
 374                         __entry->error = error;
 375                         __entry->cmd = cmd;
 376                         __entry->type = request->fl_type;
 377                         __entry->start = request->fl_start;
 378                         __entry->end = request->fl_end;
 379                         __entry->dev = inode->i_sb->s_dev;
 380                         __entry->fileid = NFS_FILEID(inode);
 381                         __entry->fhandle = nfs_fhandle_hash(NFS_FH(inode));
 382                 ),
 383
 384                 TP_printk(
 385                         "error=%d (%s) cmd=%s:%s range=%lld:%lld "
 386                         "fileid=%02x:%02x:%llu fhandle=0x%08x",
 387                         __entry->error,
 388                         show_nfsv4_errors(__entry->error),
 389                         show_lock_cmd(__entry->cmd),
 390                         show_lock_type(__entry->type),
 391                         (long long)__entry->start,
 392                         (long long)__entry->end,
 393                         MAJOR(__entry->dev), MINOR(__entry->dev),
 394                         (unsigned long long)__entry->fileid,
 395                         __entry->fhandle
 396                 )
 397 );
 398
 399 #define DEFINE_NFS4_LOCK_EVENT(name) \
 400         DEFINE_EVENT(nfs4_lock_event, name, \
 401                         TP_PROTO( \
 402                                 const struct file_lock *request, \
 403                                 const struct nfs4_state *state, \
 404                                 int cmd, \
 405                                 int error \
 406                         ), \
 407                         TP_ARGS(request, state, cmd, error))
 408 DEFINE_NFS4_LOCK_EVENT(nfs4_get_lock);
 409 DEFINE_NFS4_LOCK_EVENT(nfs4_set_lock);
 410 DEFINE_NFS4_LOCK_EVENT(nfs4_lock_reclaim);
 411 DEFINE_NFS4_LOCK_EVENT(nfs4_lock_expired);
 412 DEFINE_NFS4_LOCK_EVENT(nfs4_unlock);
 413
 414 #endif /* _TRACE_NFS4_H */
 415
 416 #undef TRACE_INCLUDE_PATH
 417 #define TRACE_INCLUDE_PATH .
 418 #define TRACE_INCLUDE_FILE nfs4trace
 419 /* This part must be outside protection */
 420 #include <trace/define_trace.h>