fs/nfsd/trace.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * Copyright (c) 2014 Christoph Hellwig.
   4  */
   5 #undef TRACE_SYSTEM
   6 #define TRACE_SYSTEM nfsd
   7
   8 #if !defined(_NFSD_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
   9 #define _NFSD_TRACE_H
  10
  11 #include <linux/tracepoint.h>
  12 #include "export.h"
  13 #include "nfsfh.h"
  14
  15 #define NFSD_TRACE_PROC_ARG_FIELDS \
  16                 __field(unsigned int, netns_ino) \
  17                 __field(u32, xid) \
  18                 __array(unsigned char, server, sizeof(struct sockaddr_in6)) \
  19                 __array(unsigned char, client, sizeof(struct sockaddr_in6))
  20
  21 #define NFSD_TRACE_PROC_ARG_ASSIGNMENTS \
  22                 do { \
  23                         __entry->netns_ino = SVC_NET(rqstp)->ns.inum; \
  24                         __entry->xid = be32_to_cpu(rqstp->rq_xid); \
  25                         memcpy(__entry->server, &rqstp->rq_xprt->xpt_local, \
  26                                rqstp->rq_xprt->xpt_locallen); \
  27                         memcpy(__entry->client, &rqstp->rq_xprt->xpt_remote, \
  28                                rqstp->rq_xprt->xpt_remotelen); \
  29                 } while (0);
  30
  31 #define NFSD_TRACE_PROC_RES_FIELDS \
  32                 __field(unsigned int, netns_ino) \
  33                 __field(u32, xid) \
  34                 __field(unsigned long, status) \
  35                 __array(unsigned char, server, sizeof(struct sockaddr_in6)) \
  36                 __array(unsigned char, client, sizeof(struct sockaddr_in6))
  37
  38 #define NFSD_TRACE_PROC_RES_ASSIGNMENTS(error) \
  39                 do { \
  40                         __entry->netns_ino = SVC_NET(rqstp)->ns.inum; \
  41                         __entry->xid = be32_to_cpu(rqstp->rq_xid); \
  42                         __entry->status = be32_to_cpu(error); \
  43                         memcpy(__entry->server, &rqstp->rq_xprt->xpt_local, \
  44                                rqstp->rq_xprt->xpt_locallen); \
  45                         memcpy(__entry->client, &rqstp->rq_xprt->xpt_remote, \
  46                                rqstp->rq_xprt->xpt_remotelen); \
  47                 } while (0);
  48
  49 TRACE_EVENT(nfsd_garbage_args_err,
  50         TP_PROTO(
  51                 const struct svc_rqst *rqstp
  52         ),
  53         TP_ARGS(rqstp),
  54         TP_STRUCT__entry(
  55                 NFSD_TRACE_PROC_ARG_FIELDS
  56
  57                 __field(u32, vers)
  58                 __field(u32, proc)
  59         ),
  60         TP_fast_assign(
  61                 NFSD_TRACE_PROC_ARG_ASSIGNMENTS
  62
  63                 __entry->vers = rqstp->rq_vers;
  64                 __entry->proc = rqstp->rq_proc;
  65         ),
  66         TP_printk("xid=0x%08x vers=%u proc=%u",
  67                 __entry->xid, __entry->vers, __entry->proc
  68         )
  69 );
  70
  71 TRACE_EVENT(nfsd_cant_encode_err,
  72         TP_PROTO(
  73                 const struct svc_rqst *rqstp
  74         ),
  75         TP_ARGS(rqstp),
  76         TP_STRUCT__entry(
  77                 NFSD_TRACE_PROC_ARG_FIELDS
  78
  79                 __field(u32, vers)
  80                 __field(u32, proc)
  81         ),
  82         TP_fast_assign(
  83                 NFSD_TRACE_PROC_ARG_ASSIGNMENTS
  84
  85                 __entry->vers = rqstp->rq_vers;
  86                 __entry->proc = rqstp->rq_proc;
  87         ),
  88         TP_printk("xid=0x%08x vers=%u proc=%u",
  89                 __entry->xid, __entry->vers, __entry->proc
  90         )
  91 );
  92
  93 #define show_nfsd_may_flags(x)                                          \
  94         __print_flags(x, "|",                                           \
  95                 { NFSD_MAY_EXEC,                "EXEC" },               \
  96                 { NFSD_MAY_WRITE,               "WRITE" },              \
  97                 { NFSD_MAY_READ,                "READ" },               \
  98                 { NFSD_MAY_SATTR,               "SATTR" },              \
  99                 { NFSD_MAY_TRUNC,               "TRUNC" },              \
 100                 { NFSD_MAY_LOCK,                "LOCK" },               \
 101                 { NFSD_MAY_OWNER_OVERRIDE,      "OWNER_OVERRIDE" },     \
 102                 { NFSD_MAY_LOCAL_ACCESS,        "LOCAL_ACCESS" },       \
 103                 { NFSD_MAY_BYPASS_GSS_ON_ROOT,  "BYPASS_GSS_ON_ROOT" }, \
 104                 { NFSD_MAY_NOT_BREAK_LEASE,     "NOT_BREAK_LEASE" },    \
 105                 { NFSD_MAY_BYPASS_GSS,          "BYPASS_GSS" },         \
 106                 { NFSD_MAY_READ_IF_EXEC,        "READ_IF_EXEC" },       \
 107                 { NFSD_MAY_64BIT_COOKIE,        "64BIT_COOKIE" })
 108
 109 TRACE_EVENT(nfsd_compound,
 110         TP_PROTO(const struct svc_rqst *rqst,
 111                  u32 args_opcnt),
 112         TP_ARGS(rqst, args_opcnt),
 113         TP_STRUCT__entry(
 114                 __field(u32, xid)
 115                 __field(u32, args_opcnt)
 116         ),
 117         TP_fast_assign(
 118                 __entry->xid = be32_to_cpu(rqst->rq_xid);
 119                 __entry->args_opcnt = args_opcnt;
 120         ),
 121         TP_printk("xid=0x%08x opcnt=%u",
 122                 __entry->xid, __entry->args_opcnt)
 123 )
 124
 125 TRACE_EVENT(nfsd_compound_status,
 126         TP_PROTO(u32 args_opcnt,
 127                  u32 resp_opcnt,
 128                  __be32 status,
 129                  const char *name),
 130         TP_ARGS(args_opcnt, resp_opcnt, status, name),
 131         TP_STRUCT__entry(
 132                 __field(u32, args_opcnt)
 133                 __field(u32, resp_opcnt)
 134                 __field(int, status)
 135                 __string(name, name)
 136         ),
 137         TP_fast_assign(
 138                 __entry->args_opcnt = args_opcnt;
 139                 __entry->resp_opcnt = resp_opcnt;
 140                 __entry->status = be32_to_cpu(status);
 141                 __assign_str(name, name);
 142         ),
 143         TP_printk("op=%u/%u %s status=%d",
 144                 __entry->resp_opcnt, __entry->args_opcnt,
 145                 __get_str(name), __entry->status)
 146 )
 147
 148 TRACE_EVENT(nfsd_compound_decode_err,
 149         TP_PROTO(
 150                 const struct svc_rqst *rqstp,
 151                 u32 args_opcnt,
 152                 u32 resp_opcnt,
 153                 u32 opnum,
 154                 __be32 status
 155         ),
 156         TP_ARGS(rqstp, args_opcnt, resp_opcnt, opnum, status),
 157         TP_STRUCT__entry(
 158                 NFSD_TRACE_PROC_RES_FIELDS
 159
 160                 __field(u32, args_opcnt)
 161                 __field(u32, resp_opcnt)
 162                 __field(u32, opnum)
 163         ),
 164         TP_fast_assign(
 165                 NFSD_TRACE_PROC_RES_ASSIGNMENTS(status)
 166
 167                 __entry->args_opcnt = args_opcnt;
 168                 __entry->resp_opcnt = resp_opcnt;
 169                 __entry->opnum = opnum;
 170         ),
 171         TP_printk("op=%u/%u opnum=%u status=%lu",
 172                 __entry->resp_opcnt, __entry->args_opcnt,
 173                 __entry->opnum, __entry->status)
 174 );
 175
 176 TRACE_EVENT(nfsd_compound_encode_err,
 177         TP_PROTO(
 178                 const struct svc_rqst *rqstp,
 179                 u32 opnum,
 180                 __be32 status
 181         ),
 182         TP_ARGS(rqstp, opnum, status),
 183         TP_STRUCT__entry(
 184                 NFSD_TRACE_PROC_RES_FIELDS
 185
 186                 __field(u32, opnum)
 187         ),
 188         TP_fast_assign(
 189                 NFSD_TRACE_PROC_RES_ASSIGNMENTS(status)
 190
 191                 __entry->opnum = opnum;
 192         ),
 193         TP_printk("opnum=%u status=%lu",
 194                 __entry->opnum, __entry->status)
 195 );
 196
 197
 198 DECLARE_EVENT_CLASS(nfsd_fh_err_class,
 199         TP_PROTO(struct svc_rqst *rqstp,
 200                  struct svc_fh  *fhp,
 201                  int            status),
 202         TP_ARGS(rqstp, fhp, status),
 203         TP_STRUCT__entry(
 204                 __field(u32, xid)
 205                 __field(u32, fh_hash)
 206                 __field(int, status)
 207         ),
 208         TP_fast_assign(
 209                 __entry->xid = be32_to_cpu(rqstp->rq_xid);
 210                 __entry->fh_hash = knfsd_fh_hash(&fhp->fh_handle);
 211                 __entry->status = status;
 212         ),
 213         TP_printk("xid=0x%08x fh_hash=0x%08x status=%d",
 214                   __entry->xid, __entry->fh_hash,
 215                   __entry->status)
 216 )
 217
 218 #define DEFINE_NFSD_FH_ERR_EVENT(name)          \
 219 DEFINE_EVENT(nfsd_fh_err_class, nfsd_##name,    \
 220         TP_PROTO(struct svc_rqst *rqstp,        \
 221                  struct svc_fh  *fhp,           \
 222                  int            status),        \
 223         TP_ARGS(rqstp, fhp, status))
 224
 225 DEFINE_NFSD_FH_ERR_EVENT(set_fh_dentry_badexport);
 226 DEFINE_NFSD_FH_ERR_EVENT(set_fh_dentry_badhandle);
 227
 228 TRACE_EVENT(nfsd_exp_find_key,
 229         TP_PROTO(const struct svc_expkey *key,
 230                  int status),
 231         TP_ARGS(key, status),
 232         TP_STRUCT__entry(
 233                 __field(int, fsidtype)
 234                 __array(u32, fsid, 6)
 235                 __string(auth_domain, key->ek_client->name)
 236                 __field(int, status)
 237         ),
 238         TP_fast_assign(
 239                 __entry->fsidtype = key->ek_fsidtype;
 240                 memcpy(__entry->fsid, key->ek_fsid, 4*6);
 241                 __assign_str(auth_domain, key->ek_client->name);
 242                 __entry->status = status;
 243         ),
 244         TP_printk("fsid=%x::%s domain=%s status=%d",
 245                 __entry->fsidtype,
 246                 __print_array(__entry->fsid, 6, 4),
 247                 __get_str(auth_domain),
 248                 __entry->status
 249         )
 250 );
 251
 252 TRACE_EVENT(nfsd_expkey_update,
 253         TP_PROTO(const struct svc_expkey *key, const char *exp_path),
 254         TP_ARGS(key, exp_path),
 255         TP_STRUCT__entry(
 256                 __field(int, fsidtype)
 257                 __array(u32, fsid, 6)
 258                 __string(auth_domain, key->ek_client->name)
 259                 __string(path, exp_path)
 260                 __field(bool, cache)
 261         ),
 262         TP_fast_assign(
 263                 __entry->fsidtype = key->ek_fsidtype;
 264                 memcpy(__entry->fsid, key->ek_fsid, 4*6);
 265                 __assign_str(auth_domain, key->ek_client->name);
 266                 __assign_str(path, exp_path);
 267                 __entry->cache = !test_bit(CACHE_NEGATIVE, &key->h.flags);
 268         ),
 269         TP_printk("fsid=%x::%s domain=%s path=%s cache=%s",
 270                 __entry->fsidtype,
 271                 __print_array(__entry->fsid, 6, 4),
 272                 __get_str(auth_domain),
 273                 __get_str(path),
 274                 __entry->cache ? "pos" : "neg"
 275         )
 276 );
 277
 278 TRACE_EVENT(nfsd_exp_get_by_name,
 279         TP_PROTO(const struct svc_export *key,
 280                  int status),
 281         TP_ARGS(key, status),
 282         TP_STRUCT__entry(
 283                 __string(path, key->ex_path.dentry->d_name.name)
 284                 __string(auth_domain, key->ex_client->name)
 285                 __field(int, status)
 286         ),
 287         TP_fast_assign(
 288                 __assign_str(path, key->ex_path.dentry->d_name.name);
 289                 __assign_str(auth_domain, key->ex_client->name);
 290                 __entry->status = status;
 291         ),
 292         TP_printk("path=%s domain=%s status=%d",
 293                 __get_str(path),
 294                 __get_str(auth_domain),
 295                 __entry->status
 296         )
 297 );
 298
 299 TRACE_EVENT(nfsd_export_update,
 300         TP_PROTO(const struct svc_export *key),
 301         TP_ARGS(key),
 302         TP_STRUCT__entry(
 303                 __string(path, key->ex_path.dentry->d_name.name)
 304                 __string(auth_domain, key->ex_client->name)
 305                 __field(bool, cache)
 306         ),
 307         TP_fast_assign(
 308                 __assign_str(path, key->ex_path.dentry->d_name.name);
 309                 __assign_str(auth_domain, key->ex_client->name);
 310                 __entry->cache = !test_bit(CACHE_NEGATIVE, &key->h.flags);
 311         ),
 312         TP_printk("path=%s domain=%s cache=%s",
 313                 __get_str(path),
 314                 __get_str(auth_domain),
 315                 __entry->cache ? "pos" : "neg"
 316         )
 317 );
 318
 319 DECLARE_EVENT_CLASS(nfsd_io_class,
 320         TP_PROTO(struct svc_rqst *rqstp,
 321                  struct svc_fh  *fhp,
 322                  loff_t         offset,
 323                  unsigned long  len),
 324         TP_ARGS(rqstp, fhp, offset, len),
 325         TP_STRUCT__entry(
 326                 __field(u32, xid)
 327                 __field(u32, fh_hash)
 328                 __field(loff_t, offset)
 329                 __field(unsigned long, len)
 330         ),
 331         TP_fast_assign(
 332                 __entry->xid = be32_to_cpu(rqstp->rq_xid);
 333                 __entry->fh_hash = knfsd_fh_hash(&fhp->fh_handle);
 334                 __entry->offset = offset;
 335                 __entry->len = len;
 336         ),
 337         TP_printk("xid=0x%08x fh_hash=0x%08x offset=%lld len=%lu",
 338                   __entry->xid, __entry->fh_hash,
 339                   __entry->offset, __entry->len)
 340 )
 341
 342 #define DEFINE_NFSD_IO_EVENT(name)              \
 343 DEFINE_EVENT(nfsd_io_class, nfsd_##name,        \
 344         TP_PROTO(struct svc_rqst *rqstp,        \
 345                  struct svc_fh  *fhp,           \
 346                  loff_t         offset,         \
 347                  unsigned long  len),           \
 348         TP_ARGS(rqstp, fhp, offset, len))
 349
 350 DEFINE_NFSD_IO_EVENT(read_start);
 351 DEFINE_NFSD_IO_EVENT(read_splice);
 352 DEFINE_NFSD_IO_EVENT(read_vector);
 353 DEFINE_NFSD_IO_EVENT(read_io_done);
 354 DEFINE_NFSD_IO_EVENT(read_done);
 355 DEFINE_NFSD_IO_EVENT(write_start);
 356 DEFINE_NFSD_IO_EVENT(write_opened);
 357 DEFINE_NFSD_IO_EVENT(write_io_done);
 358 DEFINE_NFSD_IO_EVENT(write_done);
 359
 360 DECLARE_EVENT_CLASS(nfsd_err_class,
 361         TP_PROTO(struct svc_rqst *rqstp,
 362                  struct svc_fh  *fhp,
 363                  loff_t         offset,
 364                  int            status),
 365         TP_ARGS(rqstp, fhp, offset, status),
 366         TP_STRUCT__entry(
 367                 __field(u32, xid)
 368                 __field(u32, fh_hash)
 369                 __field(loff_t, offset)
 370                 __field(int, status)
 371         ),
 372         TP_fast_assign(
 373                 __entry->xid = be32_to_cpu(rqstp->rq_xid);
 374                 __entry->fh_hash = knfsd_fh_hash(&fhp->fh_handle);
 375                 __entry->offset = offset;
 376                 __entry->status = status;
 377         ),
 378         TP_printk("xid=0x%08x fh_hash=0x%08x offset=%lld status=%d",
 379                   __entry->xid, __entry->fh_hash,
 380                   __entry->offset, __entry->status)
 381 )
 382
 383 #define DEFINE_NFSD_ERR_EVENT(name)             \
 384 DEFINE_EVENT(nfsd_err_class, nfsd_##name,       \
 385         TP_PROTO(struct svc_rqst *rqstp,        \
 386                  struct svc_fh  *fhp,           \
 387                  loff_t         offset,         \
 388                  int            len),           \
 389         TP_ARGS(rqstp, fhp, offset, len))
 390
 391 DEFINE_NFSD_ERR_EVENT(read_err);
 392 DEFINE_NFSD_ERR_EVENT(write_err);
 393
 394 #include "state.h"
 395 #include "filecache.h"
 396 #include "vfs.h"
 397
 398 DECLARE_EVENT_CLASS(nfsd_stateid_class,
 399         TP_PROTO(stateid_t *stp),
 400         TP_ARGS(stp),
 401         TP_STRUCT__entry(
 402                 __field(u32, cl_boot)
 403                 __field(u32, cl_id)
 404                 __field(u32, si_id)
 405                 __field(u32, si_generation)
 406         ),
 407         TP_fast_assign(
 408                 __entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
 409                 __entry->cl_id = stp->si_opaque.so_clid.cl_id;
 410                 __entry->si_id = stp->si_opaque.so_id;
 411                 __entry->si_generation = stp->si_generation;
 412         ),
 413         TP_printk("client %08x:%08x stateid %08x:%08x",
 414                 __entry->cl_boot,
 415                 __entry->cl_id,
 416                 __entry->si_id,
 417                 __entry->si_generation)
 418 )
 419
 420 #define DEFINE_STATEID_EVENT(name) \
 421 DEFINE_EVENT(nfsd_stateid_class, nfsd_##name, \
 422         TP_PROTO(stateid_t *stp), \
 423         TP_ARGS(stp))
 424
 425 DEFINE_STATEID_EVENT(layoutstate_alloc);
 426 DEFINE_STATEID_EVENT(layoutstate_unhash);
 427 DEFINE_STATEID_EVENT(layoutstate_free);
 428 DEFINE_STATEID_EVENT(layout_get_lookup_fail);
 429 DEFINE_STATEID_EVENT(layout_commit_lookup_fail);
 430 DEFINE_STATEID_EVENT(layout_return_lookup_fail);
 431 DEFINE_STATEID_EVENT(layout_recall);
 432 DEFINE_STATEID_EVENT(layout_recall_done);
 433 DEFINE_STATEID_EVENT(layout_recall_fail);
 434 DEFINE_STATEID_EVENT(layout_recall_release);
 435
 436 DEFINE_STATEID_EVENT(open);
 437 DEFINE_STATEID_EVENT(deleg_read);
 438 DEFINE_STATEID_EVENT(deleg_break);
 439 DEFINE_STATEID_EVENT(deleg_recall);
 440
 441 DECLARE_EVENT_CLASS(nfsd_stateseqid_class,
 442         TP_PROTO(u32 seqid, const stateid_t *stp),
 443         TP_ARGS(seqid, stp),
 444         TP_STRUCT__entry(
 445                 __field(u32, seqid)
 446                 __field(u32, cl_boot)
 447                 __field(u32, cl_id)
 448                 __field(u32, si_id)
 449                 __field(u32, si_generation)
 450         ),
 451         TP_fast_assign(
 452                 __entry->seqid = seqid;
 453                 __entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
 454                 __entry->cl_id = stp->si_opaque.so_clid.cl_id;
 455                 __entry->si_id = stp->si_opaque.so_id;
 456                 __entry->si_generation = stp->si_generation;
 457         ),
 458         TP_printk("seqid=%u client %08x:%08x stateid %08x:%08x",
 459                 __entry->seqid, __entry->cl_boot, __entry->cl_id,
 460                 __entry->si_id, __entry->si_generation)
 461 )
 462
 463 #define DEFINE_STATESEQID_EVENT(name) \
 464 DEFINE_EVENT(nfsd_stateseqid_class, nfsd_##name, \
 465         TP_PROTO(u32 seqid, const stateid_t *stp), \
 466         TP_ARGS(seqid, stp))
 467
 468 DEFINE_STATESEQID_EVENT(preprocess);
 469 DEFINE_STATESEQID_EVENT(open_confirm);
 470
 471 DECLARE_EVENT_CLASS(nfsd_clientid_class,
 472         TP_PROTO(const clientid_t *clid),
 473         TP_ARGS(clid),
 474         TP_STRUCT__entry(
 475                 __field(u32, cl_boot)
 476                 __field(u32, cl_id)
 477         ),
 478         TP_fast_assign(
 479                 __entry->cl_boot = clid->cl_boot;
 480                 __entry->cl_id = clid->cl_id;
 481         ),
 482         TP_printk("client %08x:%08x", __entry->cl_boot, __entry->cl_id)
 483 )
 484
 485 #define DEFINE_CLIENTID_EVENT(name) \
 486 DEFINE_EVENT(nfsd_clientid_class, nfsd_clid_##name, \
 487         TP_PROTO(const clientid_t *clid), \
 488         TP_ARGS(clid))
 489
 490 DEFINE_CLIENTID_EVENT(expired);
 491 DEFINE_CLIENTID_EVENT(purged);
 492 DEFINE_CLIENTID_EVENT(renew);
 493 DEFINE_CLIENTID_EVENT(stale);
 494
 495 DECLARE_EVENT_CLASS(nfsd_net_class,
 496         TP_PROTO(const struct nfsd_net *nn),
 497         TP_ARGS(nn),
 498         TP_STRUCT__entry(
 499                 __field(unsigned long long, boot_time)
 500         ),
 501         TP_fast_assign(
 502                 __entry->boot_time = nn->boot_time;
 503         ),
 504         TP_printk("boot_time=%16llx", __entry->boot_time)
 505 )
 506
 507 #define DEFINE_NET_EVENT(name) \
 508 DEFINE_EVENT(nfsd_net_class, nfsd_##name, \
 509         TP_PROTO(const struct nfsd_net *nn), \
 510         TP_ARGS(nn))
 511
 512 DEFINE_NET_EVENT(grace_start);
 513 DEFINE_NET_EVENT(grace_complete);
 514
 515 DECLARE_EVENT_CLASS(nfsd_clid_class,
 516         TP_PROTO(const struct nfsd_net *nn,
 517                  unsigned int namelen,
 518                  const unsigned char *namedata),
 519         TP_ARGS(nn, namelen, namedata),
 520         TP_STRUCT__entry(
 521                 __field(unsigned long long, boot_time)
 522                 __field(unsigned int, namelen)
 523                 __dynamic_array(unsigned char,  name, namelen)
 524         ),
 525         TP_fast_assign(
 526                 __entry->boot_time = nn->boot_time;
 527                 __entry->namelen = namelen;
 528                 memcpy(__get_dynamic_array(name), namedata, namelen);
 529         ),
 530         TP_printk("boot_time=%16llx nfs4_clientid=%.*s",
 531                 __entry->boot_time, __entry->namelen, __get_str(name))
 532 )
 533
 534 #define DEFINE_CLID_EVENT(name) \
 535 DEFINE_EVENT(nfsd_clid_class, nfsd_clid_##name, \
 536         TP_PROTO(const struct nfsd_net *nn, \
 537                  unsigned int namelen, \
 538                  const unsigned char *namedata), \
 539         TP_ARGS(nn, namelen, namedata))
 540
 541 DEFINE_CLID_EVENT(find);
 542 DEFINE_CLID_EVENT(reclaim);
 543
 544 TRACE_EVENT(nfsd_clid_inuse_err,
 545         TP_PROTO(const struct nfs4_client *clp),
 546         TP_ARGS(clp),
 547         TP_STRUCT__entry(
 548                 __field(u32, cl_boot)
 549                 __field(u32, cl_id)
 550                 __array(unsigned char, addr, sizeof(struct sockaddr_in6))
 551                 __field(unsigned int, namelen)
 552                 __dynamic_array(unsigned char, name, clp->cl_name.len)
 553         ),
 554         TP_fast_assign(
 555                 __entry->cl_boot = clp->cl_clientid.cl_boot;
 556                 __entry->cl_id = clp->cl_clientid.cl_id;
 557                 memcpy(__entry->addr, &clp->cl_addr,
 558                         sizeof(struct sockaddr_in6));
 559                 __entry->namelen = clp->cl_name.len;
 560                 memcpy(__get_dynamic_array(name), clp->cl_name.data,
 561                         clp->cl_name.len);
 562         ),
 563         TP_printk("nfs4_clientid %.*s already in use by %pISpc, client %08x:%08x",
 564                 __entry->namelen, __get_str(name), __entry->addr,
 565                 __entry->cl_boot, __entry->cl_id)
 566 )
 567
 568 /*
 569  * from fs/nfsd/filecache.h
 570  */
 571 TRACE_DEFINE_ENUM(NFSD_FILE_HASHED);
 572 TRACE_DEFINE_ENUM(NFSD_FILE_PENDING);
 573 TRACE_DEFINE_ENUM(NFSD_FILE_BREAK_READ);
 574 TRACE_DEFINE_ENUM(NFSD_FILE_BREAK_WRITE);
 575 TRACE_DEFINE_ENUM(NFSD_FILE_REFERENCED);
 576
 577 #define show_nf_flags(val)                                              \
 578         __print_flags(val, "|",                                         \
 579                 { 1 << NFSD_FILE_HASHED,        "HASHED" },             \
 580                 { 1 << NFSD_FILE_PENDING,       "PENDING" },            \
 581                 { 1 << NFSD_FILE_BREAK_READ,    "BREAK_READ" },         \
 582                 { 1 << NFSD_FILE_BREAK_WRITE,   "BREAK_WRITE" },        \
 583                 { 1 << NFSD_FILE_REFERENCED,    "REFERENCED"})
 584
 585 DECLARE_EVENT_CLASS(nfsd_file_class,
 586         TP_PROTO(struct nfsd_file *nf),
 587         TP_ARGS(nf),
 588         TP_STRUCT__entry(
 589                 __field(unsigned int, nf_hashval)
 590                 __field(void *, nf_inode)
 591                 __field(int, nf_ref)
 592                 __field(unsigned long, nf_flags)
 593                 __field(unsigned char, nf_may)
 594                 __field(struct file *, nf_file)
 595         ),
 596         TP_fast_assign(
 597                 __entry->nf_hashval = nf->nf_hashval;
 598                 __entry->nf_inode = nf->nf_inode;
 599                 __entry->nf_ref = refcount_read(&nf->nf_ref);
 600                 __entry->nf_flags = nf->nf_flags;
 601                 __entry->nf_may = nf->nf_may;
 602                 __entry->nf_file = nf->nf_file;
 603         ),
 604         TP_printk("hash=0x%x inode=%p ref=%d flags=%s may=%s file=%p",
 605                 __entry->nf_hashval,
 606                 __entry->nf_inode,
 607                 __entry->nf_ref,
 608                 show_nf_flags(__entry->nf_flags),
 609                 show_nfsd_may_flags(__entry->nf_may),
 610                 __entry->nf_file)
 611 )
 612
 613 #define DEFINE_NFSD_FILE_EVENT(name) \
 614 DEFINE_EVENT(nfsd_file_class, name, \
 615         TP_PROTO(struct nfsd_file *nf), \
 616         TP_ARGS(nf))
 617
 618 DEFINE_NFSD_FILE_EVENT(nfsd_file_alloc);
 619 DEFINE_NFSD_FILE_EVENT(nfsd_file_put_final);
 620 DEFINE_NFSD_FILE_EVENT(nfsd_file_unhash);
 621 DEFINE_NFSD_FILE_EVENT(nfsd_file_put);
 622 DEFINE_NFSD_FILE_EVENT(nfsd_file_unhash_and_release_locked);
 623
 624 TRACE_EVENT(nfsd_file_acquire,
 625         TP_PROTO(struct svc_rqst *rqstp, unsigned int hash,
 626                  struct inode *inode, unsigned int may_flags,
 627                  struct nfsd_file *nf, __be32 status),
 628
 629         TP_ARGS(rqstp, hash, inode, may_flags, nf, status),
 630
 631         TP_STRUCT__entry(
 632                 __field(u32, xid)
 633                 __field(unsigned int, hash)
 634                 __field(void *, inode)
 635                 __field(unsigned long, may_flags)
 636                 __field(int, nf_ref)
 637                 __field(unsigned long, nf_flags)
 638                 __field(unsigned long, nf_may)
 639                 __field(struct file *, nf_file)
 640                 __field(u32, status)
 641         ),
 642
 643         TP_fast_assign(
 644                 __entry->xid = be32_to_cpu(rqstp->rq_xid);
 645                 __entry->hash = hash;
 646                 __entry->inode = inode;
 647                 __entry->may_flags = may_flags;
 648                 __entry->nf_ref = nf ? refcount_read(&nf->nf_ref) : 0;
 649                 __entry->nf_flags = nf ? nf->nf_flags : 0;
 650                 __entry->nf_may = nf ? nf->nf_may : 0;
 651                 __entry->nf_file = nf ? nf->nf_file : NULL;
 652                 __entry->status = be32_to_cpu(status);
 653         ),
 654
 655         TP_printk("xid=0x%x hash=0x%x inode=%p may_flags=%s ref=%d nf_flags=%s nf_may=%s nf_file=%p status=%u",
 656                         __entry->xid, __entry->hash, __entry->inode,
 657                         show_nfsd_may_flags(__entry->may_flags),
 658                         __entry->nf_ref, show_nf_flags(__entry->nf_flags),
 659                         show_nfsd_may_flags(__entry->nf_may),
 660                         __entry->nf_file, __entry->status)
 661 );
 662
 663 DECLARE_EVENT_CLASS(nfsd_file_search_class,
 664         TP_PROTO(struct inode *inode, unsigned int hash, int found),
 665         TP_ARGS(inode, hash, found),
 666         TP_STRUCT__entry(
 667                 __field(struct inode *, inode)
 668                 __field(unsigned int, hash)
 669                 __field(int, found)
 670         ),
 671         TP_fast_assign(
 672                 __entry->inode = inode;
 673                 __entry->hash = hash;
 674                 __entry->found = found;
 675         ),
 676         TP_printk("hash=0x%x inode=%p found=%d", __entry->hash,
 677                         __entry->inode, __entry->found)
 678 );
 679
 680 #define DEFINE_NFSD_FILE_SEARCH_EVENT(name)                             \
 681 DEFINE_EVENT(nfsd_file_search_class, name,                              \
 682         TP_PROTO(struct inode *inode, unsigned int hash, int found),    \
 683         TP_ARGS(inode, hash, found))
 684
 685 DEFINE_NFSD_FILE_SEARCH_EVENT(nfsd_file_close_inode_sync);
 686 DEFINE_NFSD_FILE_SEARCH_EVENT(nfsd_file_close_inode);
 687 DEFINE_NFSD_FILE_SEARCH_EVENT(nfsd_file_is_cached);
 688
 689 TRACE_EVENT(nfsd_file_fsnotify_handle_event,
 690         TP_PROTO(struct inode *inode, u32 mask),
 691         TP_ARGS(inode, mask),
 692         TP_STRUCT__entry(
 693                 __field(struct inode *, inode)
 694                 __field(unsigned int, nlink)
 695                 __field(umode_t, mode)
 696                 __field(u32, mask)
 697         ),
 698         TP_fast_assign(
 699                 __entry->inode = inode;
 700                 __entry->nlink = inode->i_nlink;
 701                 __entry->mode = inode->i_mode;
 702                 __entry->mask = mask;
 703         ),
 704         TP_printk("inode=%p nlink=%u mode=0%ho mask=0x%x", __entry->inode,
 705                         __entry->nlink, __entry->mode, __entry->mask)
 706 );
 707
 708 #include "cache.h"
 709
 710 TRACE_DEFINE_ENUM(RC_DROPIT);
 711 TRACE_DEFINE_ENUM(RC_REPLY);
 712 TRACE_DEFINE_ENUM(RC_DOIT);
 713
 714 #define show_drc_retval(x)                                              \
 715         __print_symbolic(x,                                             \
 716                 { RC_DROPIT, "DROPIT" },                                \
 717                 { RC_REPLY, "REPLY" },                                  \
 718                 { RC_DOIT, "DOIT" })
 719
 720 TRACE_EVENT(nfsd_drc_found,
 721         TP_PROTO(
 722                 const struct nfsd_net *nn,
 723                 const struct svc_rqst *rqstp,
 724                 int result
 725         ),
 726         TP_ARGS(nn, rqstp, result),
 727         TP_STRUCT__entry(
 728                 __field(unsigned long long, boot_time)
 729                 __field(unsigned long, result)
 730                 __field(u32, xid)
 731         ),
 732         TP_fast_assign(
 733                 __entry->boot_time = nn->boot_time;
 734                 __entry->result = result;
 735                 __entry->xid = be32_to_cpu(rqstp->rq_xid);
 736         ),
 737         TP_printk("boot_time=%16llx xid=0x%08x result=%s",
 738                 __entry->boot_time, __entry->xid,
 739                 show_drc_retval(__entry->result))
 740
 741 );
 742
 743 TRACE_EVENT(nfsd_drc_mismatch,
 744         TP_PROTO(
 745                 const struct nfsd_net *nn,
 746                 const struct svc_cacherep *key,
 747                 const struct svc_cacherep *rp
 748         ),
 749         TP_ARGS(nn, key, rp),
 750         TP_STRUCT__entry(
 751                 __field(unsigned long long, boot_time)
 752                 __field(u32, xid)
 753                 __field(u32, cached)
 754                 __field(u32, ingress)
 755         ),
 756         TP_fast_assign(
 757                 __entry->boot_time = nn->boot_time;
 758                 __entry->xid = be32_to_cpu(key->c_key.k_xid);
 759                 __entry->cached = (__force u32)key->c_key.k_csum;
 760                 __entry->ingress = (__force u32)rp->c_key.k_csum;
 761         ),
 762         TP_printk("boot_time=%16llx xid=0x%08x cached-csum=0x%08x ingress-csum=0x%08x",
 763                 __entry->boot_time, __entry->xid, __entry->cached,
 764                 __entry->ingress)
 765 );
 766
 767 TRACE_EVENT(nfsd_cb_args,
 768         TP_PROTO(
 769                 const struct nfs4_client *clp,
 770                 const struct nfs4_cb_conn *conn
 771         ),
 772         TP_ARGS(clp, conn),
 773         TP_STRUCT__entry(
 774                 __field(u32, cl_boot)
 775                 __field(u32, cl_id)
 776                 __field(u32, prog)
 777                 __field(u32, ident)
 778                 __array(unsigned char, addr, sizeof(struct sockaddr_in6))
 779         ),
 780         TP_fast_assign(
 781                 __entry->cl_boot = clp->cl_clientid.cl_boot;
 782                 __entry->cl_id = clp->cl_clientid.cl_id;
 783                 __entry->prog = conn->cb_prog;
 784                 __entry->ident = conn->cb_ident;
 785                 memcpy(__entry->addr, &conn->cb_addr,
 786                         sizeof(struct sockaddr_in6));
 787         ),
 788         TP_printk("client %08x:%08x callback addr=%pISpc prog=%u ident=%u",
 789                 __entry->cl_boot, __entry->cl_id,
 790                 __entry->addr, __entry->prog, __entry->ident)
 791 );
 792
 793 TRACE_EVENT(nfsd_cb_nodelegs,
 794         TP_PROTO(const struct nfs4_client *clp),
 795         TP_ARGS(clp),
 796         TP_STRUCT__entry(
 797                 __field(u32, cl_boot)
 798                 __field(u32, cl_id)
 799         ),
 800         TP_fast_assign(
 801                 __entry->cl_boot = clp->cl_clientid.cl_boot;
 802                 __entry->cl_id = clp->cl_clientid.cl_id;
 803         ),
 804         TP_printk("client %08x:%08x", __entry->cl_boot, __entry->cl_id)
 805 )
 806
 807 TRACE_DEFINE_ENUM(NFSD4_CB_UP);
 808 TRACE_DEFINE_ENUM(NFSD4_CB_UNKNOWN);
 809 TRACE_DEFINE_ENUM(NFSD4_CB_DOWN);
 810 TRACE_DEFINE_ENUM(NFSD4_CB_FAULT);
 811
 812 #define show_cb_state(val)                                              \
 813         __print_symbolic(val,                                           \
 814                 { NFSD4_CB_UP,          "UP" },                         \
 815                 { NFSD4_CB_UNKNOWN,     "UNKNOWN" },                    \
 816                 { NFSD4_CB_DOWN,        "DOWN" },                       \
 817                 { NFSD4_CB_FAULT,       "FAULT"})
 818
 819 DECLARE_EVENT_CLASS(nfsd_cb_class,
 820         TP_PROTO(const struct nfs4_client *clp),
 821         TP_ARGS(clp),
 822         TP_STRUCT__entry(
 823                 __field(unsigned long, state)
 824                 __field(u32, cl_boot)
 825                 __field(u32, cl_id)
 826                 __array(unsigned char, addr, sizeof(struct sockaddr_in6))
 827         ),
 828         TP_fast_assign(
 829                 __entry->state = clp->cl_cb_state;
 830                 __entry->cl_boot = clp->cl_clientid.cl_boot;
 831                 __entry->cl_id = clp->cl_clientid.cl_id;
 832                 memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
 833                         sizeof(struct sockaddr_in6));
 834         ),
 835         TP_printk("addr=%pISpc client %08x:%08x state=%s",
 836                 __entry->addr, __entry->cl_boot, __entry->cl_id,
 837                 show_cb_state(__entry->state))
 838 );
 839
 840 #define DEFINE_NFSD_CB_EVENT(name)                      \
 841 DEFINE_EVENT(nfsd_cb_class, nfsd_cb_##name,             \
 842         TP_PROTO(const struct nfs4_client *clp),        \
 843         TP_ARGS(clp))
 844
 845 DEFINE_NFSD_CB_EVENT(setup);
 846 DEFINE_NFSD_CB_EVENT(state);
 847 DEFINE_NFSD_CB_EVENT(shutdown);
 848
 849 TRACE_EVENT(nfsd_cb_setup_err,
 850         TP_PROTO(
 851                 const struct nfs4_client *clp,
 852                 long error
 853         ),
 854         TP_ARGS(clp, error),
 855         TP_STRUCT__entry(
 856                 __field(long, error)
 857                 __field(u32, cl_boot)
 858                 __field(u32, cl_id)
 859                 __array(unsigned char, addr, sizeof(struct sockaddr_in6))
 860         ),
 861         TP_fast_assign(
 862                 __entry->error = error;
 863                 __entry->cl_boot = clp->cl_clientid.cl_boot;
 864                 __entry->cl_id = clp->cl_clientid.cl_id;
 865                 memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
 866                         sizeof(struct sockaddr_in6));
 867         ),
 868         TP_printk("addr=%pISpc client %08x:%08x error=%ld",
 869                 __entry->addr, __entry->cl_boot, __entry->cl_id, __entry->error)
 870 );
 871
 872 TRACE_EVENT(nfsd_cb_work,
 873         TP_PROTO(
 874                 const struct nfs4_client *clp,
 875                 const char *procedure
 876         ),
 877         TP_ARGS(clp, procedure),
 878         TP_STRUCT__entry(
 879                 __field(u32, cl_boot)
 880                 __field(u32, cl_id)
 881                 __string(procedure, procedure)
 882                 __array(unsigned char, addr, sizeof(struct sockaddr_in6))
 883         ),
 884         TP_fast_assign(
 885                 __entry->cl_boot = clp->cl_clientid.cl_boot;
 886                 __entry->cl_id = clp->cl_clientid.cl_id;
 887                 __assign_str(procedure, procedure)
 888                 memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
 889                         sizeof(struct sockaddr_in6));
 890         ),
 891         TP_printk("addr=%pISpc client %08x:%08x procedure=%s",
 892                 __entry->addr, __entry->cl_boot, __entry->cl_id,
 893                 __get_str(procedure))
 894 );
 895
 896 TRACE_EVENT(nfsd_cb_done,
 897         TP_PROTO(
 898                 const struct nfs4_client *clp,
 899                 int status
 900         ),
 901         TP_ARGS(clp, status),
 902         TP_STRUCT__entry(
 903                 __field(u32, cl_boot)
 904                 __field(u32, cl_id)
 905                 __field(int, status)
 906                 __array(unsigned char, addr, sizeof(struct sockaddr_in6))
 907         ),
 908         TP_fast_assign(
 909                 __entry->cl_boot = clp->cl_clientid.cl_boot;
 910                 __entry->cl_id = clp->cl_clientid.cl_id;
 911                 __entry->status = status;
 912                 memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
 913                         sizeof(struct sockaddr_in6));
 914         ),
 915         TP_printk("addr=%pISpc client %08x:%08x status=%d",
 916                 __entry->addr, __entry->cl_boot, __entry->cl_id,
 917                 __entry->status)
 918 );
 919
 920 #endif /* _NFSD_TRACE_H */
 921
 922 #undef TRACE_INCLUDE_PATH
 923 #define TRACE_INCLUDE_PATH .
 924 #define TRACE_INCLUDE_FILE trace
 925 #include <trace/define_trace.h>