1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* Network filesystem support module tracepoints 3 * 4 * Copyright (C) 2021 Red Hat, Inc. All Rights Reserved. 5 * Written by David Howells (dhowells@redhat.com) 6 */ 7 #undef TRACE_SYSTEM 8 #define TRACE_SYSTEM netfs 9 10 #if !defined(_TRACE_NETFS_H) || defined(TRACE_HEADER_MULTI_READ) 11 #define _TRACE_NETFS_H 12 13 #include <linux/tracepoint.h> 14 15 /* 16 * Define enums for tracing information. 17 */ 18 #define netfs_read_traces \ 19 EM(netfs_read_trace_dio_read, "DIO-READ ") \ 20 EM(netfs_read_trace_expanded, "EXPANDED ") \ 21 EM(netfs_read_trace_readahead, "READAHEAD") \ 22 EM(netfs_read_trace_readpage, "READPAGE ") \ 23 EM(netfs_read_trace_read_gaps, "READ-GAPS") \ 24 EM(netfs_read_trace_prefetch_for_write, "PREFETCHW") \ 25 E_(netfs_read_trace_write_begin, "WRITEBEGN") 26 27 #define netfs_write_traces \ 28 EM(netfs_write_trace_copy_to_cache, "COPY2CACH") \ 29 EM(netfs_write_trace_dio_write, "DIO-WRITE") \ 30 EM(netfs_write_trace_unbuffered_write, "UNB-WRITE") \ 31 EM(netfs_write_trace_writeback, "WRITEBACK") \ 32 E_(netfs_write_trace_writethrough, "WRITETHRU") 33 34 #define netfs_rreq_origins \ 35 EM(NETFS_READAHEAD, "RA") \ 36 EM(NETFS_READPAGE, "RP") \ 37 EM(NETFS_READ_GAPS, "RG") \ 38 EM(NETFS_READ_FOR_WRITE, "RW") \ 39 EM(NETFS_DIO_READ, "DR") \ 40 EM(NETFS_WRITEBACK, "WB") \ 41 EM(NETFS_WRITETHROUGH, "WT") \ 42 EM(NETFS_UNBUFFERED_WRITE, "UW") \ 43 EM(NETFS_DIO_WRITE, "DW") \ 44 E_(NETFS_PGPRIV2_COPY_TO_CACHE, "2C") 45 46 #define netfs_rreq_traces \ 47 EM(netfs_rreq_trace_assess, "ASSESS ") \ 48 EM(netfs_rreq_trace_copy, "COPY ") \ 49 EM(netfs_rreq_trace_collect, "COLLECT") \ 50 EM(netfs_rreq_trace_done, "DONE ") \ 51 EM(netfs_rreq_trace_free, "FREE ") \ 52 EM(netfs_rreq_trace_redirty, "REDIRTY") \ 53 EM(netfs_rreq_trace_resubmit, "RESUBMT") \ 54 EM(netfs_rreq_trace_set_pause, "PAUSE ") \ 55 EM(netfs_rreq_trace_unlock, "UNLOCK ") \ 56 EM(netfs_rreq_trace_unlock_pgpriv2, "UNLCK-2") \ 57 EM(netfs_rreq_trace_unmark, "UNMARK ") \ 58 EM(netfs_rreq_trace_wait_ip, "WAIT-IP") \ 59 EM(netfs_rreq_trace_wait_pause, "WT-PAUS") \ 60 EM(netfs_rreq_trace_wake_ip, "WAKE-IP") \ 61 EM(netfs_rreq_trace_unpause, "UNPAUSE") \ 62 E_(netfs_rreq_trace_write_done, "WR-DONE") 63 64 #define netfs_sreq_sources \ 65 EM(NETFS_SOURCE_UNKNOWN, "----") \ 66 EM(NETFS_FILL_WITH_ZEROES, "ZERO") \ 67 EM(NETFS_DOWNLOAD_FROM_SERVER, "DOWN") \ 68 EM(NETFS_READ_FROM_CACHE, "READ") \ 69 EM(NETFS_INVALID_READ, "INVL") \ 70 EM(NETFS_UPLOAD_TO_SERVER, "UPLD") \ 71 EM(NETFS_WRITE_TO_CACHE, "WRIT") \ 72 E_(NETFS_INVALID_WRITE, "INVL") 73 74 #define netfs_sreq_traces \ 75 EM(netfs_sreq_trace_add_donations, "+DON ") \ 76 EM(netfs_sreq_trace_added, "ADD ") \ 77 EM(netfs_sreq_trace_clear, "CLEAR") \ 78 EM(netfs_sreq_trace_discard, "DSCRD") \ 79 EM(netfs_sreq_trace_donate_to_prev, "DON-P") \ 80 EM(netfs_sreq_trace_donate_to_next, "DON-N") \ 81 EM(netfs_sreq_trace_download_instead, "RDOWN") \ 82 EM(netfs_sreq_trace_fail, "FAIL ") \ 83 EM(netfs_sreq_trace_free, "FREE ") \ 84 EM(netfs_sreq_trace_hit_eof, "EOF ") \ 85 EM(netfs_sreq_trace_io_progress, "IO ") \ 86 EM(netfs_sreq_trace_limited, "LIMIT") \ 87 EM(netfs_sreq_trace_prepare, "PREP ") \ 88 EM(netfs_sreq_trace_prep_failed, "PRPFL") \ 89 EM(netfs_sreq_trace_progress, "PRGRS") \ 90 EM(netfs_sreq_trace_reprep_failed, "REPFL") \ 91 EM(netfs_sreq_trace_retry, "RETRY") \ 92 EM(netfs_sreq_trace_short, "SHORT") \ 93 EM(netfs_sreq_trace_split, "SPLIT") \ 94 EM(netfs_sreq_trace_submit, "SUBMT") \ 95 EM(netfs_sreq_trace_terminated, "TERM ") \ 96 EM(netfs_sreq_trace_write, "WRITE") \ 97 EM(netfs_sreq_trace_write_skip, "SKIP ") \ 98 E_(netfs_sreq_trace_write_term, "WTERM") 99 100 #define netfs_failures \ 101 EM(netfs_fail_check_write_begin, "check-write-begin") \ 102 EM(netfs_fail_copy_to_cache, "copy-to-cache") \ 103 EM(netfs_fail_dio_read_short, "dio-read-short") \ 104 EM(netfs_fail_dio_read_zero, "dio-read-zero") \ 105 EM(netfs_fail_read, "read") \ 106 EM(netfs_fail_short_read, "short-read") \ 107 EM(netfs_fail_prepare_write, "prep-write") \ 108 E_(netfs_fail_write, "write") 109 110 #define netfs_rreq_ref_traces \ 111 EM(netfs_rreq_trace_get_for_outstanding,"GET OUTSTND") \ 112 EM(netfs_rreq_trace_get_subreq, "GET SUBREQ ") \ 113 EM(netfs_rreq_trace_get_work, "GET WORK ") \ 114 EM(netfs_rreq_trace_put_complete, "PUT COMPLT ") \ 115 EM(netfs_rreq_trace_put_discard, "PUT DISCARD") \ 116 EM(netfs_rreq_trace_put_failed, "PUT FAILED ") \ 117 EM(netfs_rreq_trace_put_no_submit, "PUT NO-SUBM") \ 118 EM(netfs_rreq_trace_put_return, "PUT RETURN ") \ 119 EM(netfs_rreq_trace_put_subreq, "PUT SUBREQ ") \ 120 EM(netfs_rreq_trace_put_work, "PUT WORK ") \ 121 EM(netfs_rreq_trace_put_work_complete, "PUT WORK CP") \ 122 EM(netfs_rreq_trace_put_work_nq, "PUT WORK NQ") \ 123 EM(netfs_rreq_trace_see_work, "SEE WORK ") \ 124 E_(netfs_rreq_trace_new, "NEW ") 125 126 #define netfs_sreq_ref_traces \ 127 EM(netfs_sreq_trace_get_copy_to_cache, "GET COPY2C ") \ 128 EM(netfs_sreq_trace_get_resubmit, "GET RESUBMIT") \ 129 EM(netfs_sreq_trace_get_submit, "GET SUBMIT") \ 130 EM(netfs_sreq_trace_get_short_read, "GET SHORTRD") \ 131 EM(netfs_sreq_trace_new, "NEW ") \ 132 EM(netfs_sreq_trace_put_cancel, "PUT CANCEL ") \ 133 EM(netfs_sreq_trace_put_clear, "PUT CLEAR ") \ 134 EM(netfs_sreq_trace_put_consumed, "PUT CONSUME") \ 135 EM(netfs_sreq_trace_put_done, "PUT DONE ") \ 136 EM(netfs_sreq_trace_put_failed, "PUT FAILED ") \ 137 EM(netfs_sreq_trace_put_merged, "PUT MERGED ") \ 138 EM(netfs_sreq_trace_put_no_copy, "PUT NO COPY") \ 139 EM(netfs_sreq_trace_put_oom, "PUT OOM ") \ 140 EM(netfs_sreq_trace_put_wip, "PUT WIP ") \ 141 EM(netfs_sreq_trace_put_work, "PUT WORK ") \ 142 E_(netfs_sreq_trace_put_terminated, "PUT TERM ") 143 144 #define netfs_folio_traces \ 145 EM(netfs_folio_is_uptodate, "mod-uptodate") \ 146 EM(netfs_just_prefetch, "mod-prefetch") \ 147 EM(netfs_whole_folio_modify, "mod-whole-f") \ 148 EM(netfs_modify_and_clear, "mod-n-clear") \ 149 EM(netfs_streaming_write, "mod-streamw") \ 150 EM(netfs_streaming_write_cont, "mod-streamw+") \ 151 EM(netfs_flush_content, "flush") \ 152 EM(netfs_streaming_filled_page, "mod-streamw-f") \ 153 EM(netfs_streaming_cont_filled_page, "mod-streamw-f+") \ 154 EM(netfs_folio_trace_abandon, "abandon") \ 155 EM(netfs_folio_trace_cancel_copy, "cancel-copy") \ 156 EM(netfs_folio_trace_cancel_store, "cancel-store") \ 157 EM(netfs_folio_trace_clear, "clear") \ 158 EM(netfs_folio_trace_clear_cc, "clear-cc") \ 159 EM(netfs_folio_trace_clear_g, "clear-g") \ 160 EM(netfs_folio_trace_clear_s, "clear-s") \ 161 EM(netfs_folio_trace_copy_to_cache, "mark-copy") \ 162 EM(netfs_folio_trace_end_copy, "end-copy") \ 163 EM(netfs_folio_trace_filled_gaps, "filled-gaps") \ 164 EM(netfs_folio_trace_kill, "kill") \ 165 EM(netfs_folio_trace_kill_cc, "kill-cc") \ 166 EM(netfs_folio_trace_kill_g, "kill-g") \ 167 EM(netfs_folio_trace_kill_s, "kill-s") \ 168 EM(netfs_folio_trace_mkwrite, "mkwrite") \ 169 EM(netfs_folio_trace_mkwrite_plus, "mkwrite+") \ 170 EM(netfs_folio_trace_not_under_wback, "!wback") \ 171 EM(netfs_folio_trace_put, "put") \ 172 EM(netfs_folio_trace_read, "read") \ 173 EM(netfs_folio_trace_read_done, "read-done") \ 174 EM(netfs_folio_trace_read_gaps, "read-gaps") \ 175 EM(netfs_folio_trace_read_unlock, "read-unlock") \ 176 EM(netfs_folio_trace_redirtied, "redirtied") \ 177 EM(netfs_folio_trace_store, "store") \ 178 EM(netfs_folio_trace_store_copy, "store-copy") \ 179 EM(netfs_folio_trace_store_plus, "store+") \ 180 EM(netfs_folio_trace_wthru, "wthru") \ 181 E_(netfs_folio_trace_wthru_plus, "wthru+") 182 183 #define netfs_collect_contig_traces \ 184 EM(netfs_contig_trace_collect, "Collect") \ 185 EM(netfs_contig_trace_jump, "-->JUMP-->") \ 186 E_(netfs_contig_trace_unlock, "Unlock") 187 188 #define netfs_donate_traces \ 189 EM(netfs_trace_donate_tail_to_prev, "tail-to-prev") \ 190 EM(netfs_trace_donate_to_prev, "to-prev") \ 191 EM(netfs_trace_donate_to_next, "to-next") \ 192 E_(netfs_trace_donate_to_deferred_next, "defer-next") 193 194 #ifndef __NETFS_DECLARE_TRACE_ENUMS_ONCE_ONLY 195 #define __NETFS_DECLARE_TRACE_ENUMS_ONCE_ONLY 196 197 #undef EM 198 #undef E_ 199 #define EM(a, b) a, 200 #define E_(a, b) a 201 202 enum netfs_read_trace { netfs_read_traces } __mode(byte); 203 enum netfs_write_trace { netfs_write_traces } __mode(byte); 204 enum netfs_rreq_trace { netfs_rreq_traces } __mode(byte); 205 enum netfs_sreq_trace { netfs_sreq_traces } __mode(byte); 206 enum netfs_failure { netfs_failures } __mode(byte); 207 enum netfs_rreq_ref_trace { netfs_rreq_ref_traces } __mode(byte); 208 enum netfs_sreq_ref_trace { netfs_sreq_ref_traces } __mode(byte); 209 enum netfs_folio_trace { netfs_folio_traces } __mode(byte); 210 enum netfs_collect_contig_trace { netfs_collect_contig_traces } __mode(byte); 211 enum netfs_donate_trace { netfs_donate_traces } __mode(byte); 212 213 #endif 214 215 /* 216 * Export enum symbols via userspace. 217 */ 218 #undef EM 219 #undef E_ 220 #define EM(a, b) TRACE_DEFINE_ENUM(a); 221 #define E_(a, b) TRACE_DEFINE_ENUM(a); 222 223 netfs_read_traces; 224 netfs_write_traces; 225 netfs_rreq_origins; 226 netfs_rreq_traces; 227 netfs_sreq_sources; 228 netfs_sreq_traces; 229 netfs_failures; 230 netfs_rreq_ref_traces; 231 netfs_sreq_ref_traces; 232 netfs_folio_traces; 233 netfs_collect_contig_traces; 234 netfs_donate_traces; 235 236 /* 237 * Now redefine the EM() and E_() macros to map the enums to the strings that 238 * will be printed in the output. 239 */ 240 #undef EM 241 #undef E_ 242 #define EM(a, b) { a, b }, 243 #define E_(a, b) { a, b } 244 245 TRACE_EVENT(netfs_read, 246 TP_PROTO(struct netfs_io_request *rreq, 247 loff_t start, size_t len, 248 enum netfs_read_trace what), 249 250 TP_ARGS(rreq, start, len, what), 251 252 TP_STRUCT__entry( 253 __field(unsigned int, rreq ) 254 __field(unsigned int, cookie ) 255 __field(loff_t, i_size ) 256 __field(loff_t, start ) 257 __field(size_t, len ) 258 __field(enum netfs_read_trace, what ) 259 __field(unsigned int, netfs_inode ) 260 ), 261 262 TP_fast_assign( 263 __entry->rreq = rreq->debug_id; 264 __entry->cookie = rreq->cache_resources.debug_id; 265 __entry->i_size = rreq->i_size; 266 __entry->start = start; 267 __entry->len = len; 268 __entry->what = what; 269 __entry->netfs_inode = rreq->inode->i_ino; 270 ), 271 272 TP_printk("R=%08x %s c=%08x ni=%x s=%llx l=%zx sz=%llx", 273 __entry->rreq, 274 __print_symbolic(__entry->what, netfs_read_traces), 275 __entry->cookie, 276 __entry->netfs_inode, 277 __entry->start, __entry->len, __entry->i_size) 278 ); 279 280 TRACE_EVENT(netfs_rreq, 281 TP_PROTO(struct netfs_io_request *rreq, 282 enum netfs_rreq_trace what), 283 284 TP_ARGS(rreq, what), 285 286 TP_STRUCT__entry( 287 __field(unsigned int, rreq ) 288 __field(unsigned int, flags ) 289 __field(enum netfs_io_origin, origin ) 290 __field(enum netfs_rreq_trace, what ) 291 ), 292 293 TP_fast_assign( 294 __entry->rreq = rreq->debug_id; 295 __entry->flags = rreq->flags; 296 __entry->origin = rreq->origin; 297 __entry->what = what; 298 ), 299 300 TP_printk("R=%08x %s %s f=%02x", 301 __entry->rreq, 302 __print_symbolic(__entry->origin, netfs_rreq_origins), 303 __print_symbolic(__entry->what, netfs_rreq_traces), 304 __entry->flags) 305 ); 306 307 TRACE_EVENT(netfs_sreq, 308 TP_PROTO(struct netfs_io_subrequest *sreq, 309 enum netfs_sreq_trace what), 310 311 TP_ARGS(sreq, what), 312 313 TP_STRUCT__entry( 314 __field(unsigned int, rreq ) 315 __field(unsigned short, index ) 316 __field(short, error ) 317 __field(unsigned short, flags ) 318 __field(enum netfs_io_source, source ) 319 __field(enum netfs_sreq_trace, what ) 320 __field(size_t, len ) 321 __field(size_t, transferred ) 322 __field(loff_t, start ) 323 ), 324 325 TP_fast_assign( 326 __entry->rreq = sreq->rreq->debug_id; 327 __entry->index = sreq->debug_index; 328 __entry->error = sreq->error; 329 __entry->flags = sreq->flags; 330 __entry->source = sreq->source; 331 __entry->what = what; 332 __entry->len = sreq->len; 333 __entry->transferred = sreq->transferred; 334 __entry->start = sreq->start; 335 ), 336 337 TP_printk("R=%08x[%x] %s %s f=%02x s=%llx %zx/%zx e=%d", 338 __entry->rreq, __entry->index, 339 __print_symbolic(__entry->source, netfs_sreq_sources), 340 __print_symbolic(__entry->what, netfs_sreq_traces), 341 __entry->flags, 342 __entry->start, __entry->transferred, __entry->len, 343 __entry->error) 344 ); 345 346 TRACE_EVENT(netfs_failure, 347 TP_PROTO(struct netfs_io_request *rreq, 348 struct netfs_io_subrequest *sreq, 349 int error, enum netfs_failure what), 350 351 TP_ARGS(rreq, sreq, error, what), 352 353 TP_STRUCT__entry( 354 __field(unsigned int, rreq ) 355 __field(short, index ) 356 __field(short, error ) 357 __field(unsigned short, flags ) 358 __field(enum netfs_io_source, source ) 359 __field(enum netfs_failure, what ) 360 __field(size_t, len ) 361 __field(size_t, transferred ) 362 __field(loff_t, start ) 363 ), 364 365 TP_fast_assign( 366 __entry->rreq = rreq->debug_id; 367 __entry->index = sreq ? sreq->debug_index : -1; 368 __entry->error = error; 369 __entry->flags = sreq ? sreq->flags : 0; 370 __entry->source = sreq ? sreq->source : NETFS_INVALID_READ; 371 __entry->what = what; 372 __entry->len = sreq ? sreq->len : rreq->len; 373 __entry->transferred = sreq ? sreq->transferred : 0; 374 __entry->start = sreq ? sreq->start : 0; 375 ), 376 377 TP_printk("R=%08x[%x] %s f=%02x s=%llx %zx/%zx %s e=%d", 378 __entry->rreq, __entry->index, 379 __print_symbolic(__entry->source, netfs_sreq_sources), 380 __entry->flags, 381 __entry->start, __entry->transferred, __entry->len, 382 __print_symbolic(__entry->what, netfs_failures), 383 __entry->error) 384 ); 385 386 TRACE_EVENT(netfs_rreq_ref, 387 TP_PROTO(unsigned int rreq_debug_id, int ref, 388 enum netfs_rreq_ref_trace what), 389 390 TP_ARGS(rreq_debug_id, ref, what), 391 392 TP_STRUCT__entry( 393 __field(unsigned int, rreq ) 394 __field(int, ref ) 395 __field(enum netfs_rreq_ref_trace, what ) 396 ), 397 398 TP_fast_assign( 399 __entry->rreq = rreq_debug_id; 400 __entry->ref = ref; 401 __entry->what = what; 402 ), 403 404 TP_printk("R=%08x %s r=%u", 405 __entry->rreq, 406 __print_symbolic(__entry->what, netfs_rreq_ref_traces), 407 __entry->ref) 408 ); 409 410 TRACE_EVENT(netfs_sreq_ref, 411 TP_PROTO(unsigned int rreq_debug_id, unsigned int subreq_debug_index, 412 int ref, enum netfs_sreq_ref_trace what), 413 414 TP_ARGS(rreq_debug_id, subreq_debug_index, ref, what), 415 416 TP_STRUCT__entry( 417 __field(unsigned int, rreq ) 418 __field(unsigned int, subreq ) 419 __field(int, ref ) 420 __field(enum netfs_sreq_ref_trace, what ) 421 ), 422 423 TP_fast_assign( 424 __entry->rreq = rreq_debug_id; 425 __entry->subreq = subreq_debug_index; 426 __entry->ref = ref; 427 __entry->what = what; 428 ), 429 430 TP_printk("R=%08x[%x] %s r=%u", 431 __entry->rreq, 432 __entry->subreq, 433 __print_symbolic(__entry->what, netfs_sreq_ref_traces), 434 __entry->ref) 435 ); 436 437 TRACE_EVENT(netfs_folio, 438 TP_PROTO(struct folio *folio, enum netfs_folio_trace why), 439 440 TP_ARGS(folio, why), 441 442 TP_STRUCT__entry( 443 __field(ino_t, ino) 444 __field(pgoff_t, index) 445 __field(unsigned int, nr) 446 __field(enum netfs_folio_trace, why) 447 ), 448 449 TP_fast_assign( 450 struct address_space *__m = READ_ONCE(folio->mapping); 451 __entry->ino = __m ? __m->host->i_ino : 0; 452 __entry->why = why; 453 __entry->index = folio->index; 454 __entry->nr = folio_nr_pages(folio); 455 ), 456 457 TP_printk("i=%05lx ix=%05lx-%05lx %s", 458 __entry->ino, __entry->index, __entry->index + __entry->nr - 1, 459 __print_symbolic(__entry->why, netfs_folio_traces)) 460 ); 461 462 TRACE_EVENT(netfs_write_iter, 463 TP_PROTO(const struct kiocb *iocb, const struct iov_iter *from), 464 465 TP_ARGS(iocb, from), 466 467 TP_STRUCT__entry( 468 __field(unsigned long long, start ) 469 __field(size_t, len ) 470 __field(unsigned int, flags ) 471 __field(unsigned int, ino ) 472 ), 473 474 TP_fast_assign( 475 __entry->start = iocb->ki_pos; 476 __entry->len = iov_iter_count(from); 477 __entry->ino = iocb->ki_filp->f_inode->i_ino; 478 __entry->flags = iocb->ki_flags; 479 ), 480 481 TP_printk("WRITE-ITER i=%x s=%llx l=%zx f=%x", 482 __entry->ino, __entry->start, __entry->len, __entry->flags) 483 ); 484 485 TRACE_EVENT(netfs_write, 486 TP_PROTO(const struct netfs_io_request *wreq, 487 enum netfs_write_trace what), 488 489 TP_ARGS(wreq, what), 490 491 TP_STRUCT__entry( 492 __field(unsigned int, wreq ) 493 __field(unsigned int, cookie ) 494 __field(unsigned int, ino ) 495 __field(enum netfs_write_trace, what ) 496 __field(unsigned long long, start ) 497 __field(unsigned long long, len ) 498 ), 499 500 TP_fast_assign( 501 struct netfs_inode *__ctx = netfs_inode(wreq->inode); 502 struct fscache_cookie *__cookie = netfs_i_cookie(__ctx); 503 __entry->wreq = wreq->debug_id; 504 __entry->cookie = __cookie ? __cookie->debug_id : 0; 505 __entry->ino = wreq->inode->i_ino; 506 __entry->what = what; 507 __entry->start = wreq->start; 508 __entry->len = wreq->len; 509 ), 510 511 TP_printk("R=%08x %s c=%08x i=%x by=%llx-%llx", 512 __entry->wreq, 513 __print_symbolic(__entry->what, netfs_write_traces), 514 __entry->cookie, 515 __entry->ino, 516 __entry->start, __entry->start + __entry->len - 1) 517 ); 518 519 TRACE_EVENT(netfs_collect, 520 TP_PROTO(const struct netfs_io_request *wreq), 521 522 TP_ARGS(wreq), 523 524 TP_STRUCT__entry( 525 __field(unsigned int, wreq ) 526 __field(unsigned int, len ) 527 __field(unsigned long long, transferred ) 528 __field(unsigned long long, start ) 529 ), 530 531 TP_fast_assign( 532 __entry->wreq = wreq->debug_id; 533 __entry->start = wreq->start; 534 __entry->len = wreq->len; 535 __entry->transferred = wreq->transferred; 536 ), 537 538 TP_printk("R=%08x s=%llx-%llx", 539 __entry->wreq, 540 __entry->start + __entry->transferred, 541 __entry->start + __entry->len) 542 ); 543 544 TRACE_EVENT(netfs_collect_sreq, 545 TP_PROTO(const struct netfs_io_request *wreq, 546 const struct netfs_io_subrequest *subreq), 547 548 TP_ARGS(wreq, subreq), 549 550 TP_STRUCT__entry( 551 __field(unsigned int, wreq ) 552 __field(unsigned int, subreq ) 553 __field(unsigned int, stream ) 554 __field(unsigned int, len ) 555 __field(unsigned int, transferred ) 556 __field(unsigned long long, start ) 557 ), 558 559 TP_fast_assign( 560 __entry->wreq = wreq->debug_id; 561 __entry->subreq = subreq->debug_index; 562 __entry->stream = subreq->stream_nr; 563 __entry->start = subreq->start; 564 __entry->len = subreq->len; 565 __entry->transferred = subreq->transferred; 566 ), 567 568 TP_printk("R=%08x[%u:%02x] s=%llx t=%x/%x", 569 __entry->wreq, __entry->stream, __entry->subreq, 570 __entry->start, __entry->transferred, __entry->len) 571 ); 572 573 TRACE_EVENT(netfs_collect_folio, 574 TP_PROTO(const struct netfs_io_request *wreq, 575 const struct folio *folio, 576 unsigned long long fend, 577 unsigned long long collected_to), 578 579 TP_ARGS(wreq, folio, fend, collected_to), 580 581 TP_STRUCT__entry( 582 __field(unsigned int, wreq ) 583 __field(unsigned long, index ) 584 __field(unsigned long long, fend ) 585 __field(unsigned long long, cleaned_to ) 586 __field(unsigned long long, collected_to ) 587 ), 588 589 TP_fast_assign( 590 __entry->wreq = wreq->debug_id; 591 __entry->index = folio->index; 592 __entry->fend = fend; 593 __entry->cleaned_to = wreq->cleaned_to; 594 __entry->collected_to = collected_to; 595 ), 596 597 TP_printk("R=%08x ix=%05lx r=%llx-%llx t=%llx/%llx", 598 __entry->wreq, __entry->index, 599 (unsigned long long)__entry->index * PAGE_SIZE, __entry->fend, 600 __entry->cleaned_to, __entry->collected_to) 601 ); 602 603 TRACE_EVENT(netfs_collect_state, 604 TP_PROTO(const struct netfs_io_request *wreq, 605 unsigned long long collected_to, 606 unsigned int notes), 607 608 TP_ARGS(wreq, collected_to, notes), 609 610 TP_STRUCT__entry( 611 __field(unsigned int, wreq ) 612 __field(unsigned int, notes ) 613 __field(unsigned long long, collected_to ) 614 __field(unsigned long long, cleaned_to ) 615 ), 616 617 TP_fast_assign( 618 __entry->wreq = wreq->debug_id; 619 __entry->notes = notes; 620 __entry->collected_to = collected_to; 621 __entry->cleaned_to = wreq->cleaned_to; 622 ), 623 624 TP_printk("R=%08x col=%llx cln=%llx n=%x", 625 __entry->wreq, __entry->collected_to, 626 __entry->cleaned_to, 627 __entry->notes) 628 ); 629 630 TRACE_EVENT(netfs_collect_gap, 631 TP_PROTO(const struct netfs_io_request *wreq, 632 const struct netfs_io_stream *stream, 633 unsigned long long jump_to, char type), 634 635 TP_ARGS(wreq, stream, jump_to, type), 636 637 TP_STRUCT__entry( 638 __field(unsigned int, wreq) 639 __field(unsigned char, stream) 640 __field(unsigned char, type) 641 __field(unsigned long long, from) 642 __field(unsigned long long, to) 643 ), 644 645 TP_fast_assign( 646 __entry->wreq = wreq->debug_id; 647 __entry->stream = stream->stream_nr; 648 __entry->from = stream->collected_to; 649 __entry->to = jump_to; 650 __entry->type = type; 651 ), 652 653 TP_printk("R=%08x[%x:] %llx->%llx %c", 654 __entry->wreq, __entry->stream, 655 __entry->from, __entry->to, __entry->type) 656 ); 657 658 TRACE_EVENT(netfs_collect_stream, 659 TP_PROTO(const struct netfs_io_request *wreq, 660 const struct netfs_io_stream *stream), 661 662 TP_ARGS(wreq, stream), 663 664 TP_STRUCT__entry( 665 __field(unsigned int, wreq) 666 __field(unsigned char, stream) 667 __field(unsigned long long, collected_to) 668 __field(unsigned long long, front) 669 ), 670 671 TP_fast_assign( 672 __entry->wreq = wreq->debug_id; 673 __entry->stream = stream->stream_nr; 674 __entry->collected_to = stream->collected_to; 675 __entry->front = stream->front ? stream->front->start : UINT_MAX; 676 ), 677 678 TP_printk("R=%08x[%x:] cto=%llx frn=%llx", 679 __entry->wreq, __entry->stream, 680 __entry->collected_to, __entry->front) 681 ); 682 683 TRACE_EVENT(netfs_progress, 684 TP_PROTO(const struct netfs_io_subrequest *subreq, 685 unsigned long long start, size_t avail, size_t part), 686 687 TP_ARGS(subreq, start, avail, part), 688 689 TP_STRUCT__entry( 690 __field(unsigned int, rreq) 691 __field(unsigned int, subreq) 692 __field(unsigned int, consumed) 693 __field(unsigned int, transferred) 694 __field(unsigned long long, f_start) 695 __field(unsigned int, f_avail) 696 __field(unsigned int, f_part) 697 __field(unsigned char, slot) 698 ), 699 700 TP_fast_assign( 701 __entry->rreq = subreq->rreq->debug_id; 702 __entry->subreq = subreq->debug_index; 703 __entry->consumed = subreq->consumed; 704 __entry->transferred = subreq->transferred; 705 __entry->f_start = start; 706 __entry->f_avail = avail; 707 __entry->f_part = part; 708 __entry->slot = subreq->curr_folioq_slot; 709 ), 710 711 TP_printk("R=%08x[%02x] s=%llx ct=%x/%x pa=%x/%x sl=%x", 712 __entry->rreq, __entry->subreq, __entry->f_start, 713 __entry->consumed, __entry->transferred, 714 __entry->f_part, __entry->f_avail, __entry->slot) 715 ); 716 717 TRACE_EVENT(netfs_donate, 718 TP_PROTO(const struct netfs_io_request *rreq, 719 const struct netfs_io_subrequest *from, 720 const struct netfs_io_subrequest *to, 721 size_t amount, 722 enum netfs_donate_trace trace), 723 724 TP_ARGS(rreq, from, to, amount, trace), 725 726 TP_STRUCT__entry( 727 __field(unsigned int, rreq) 728 __field(unsigned int, from) 729 __field(unsigned int, to) 730 __field(unsigned int, amount) 731 __field(enum netfs_donate_trace, trace) 732 ), 733 734 TP_fast_assign( 735 __entry->rreq = rreq->debug_id; 736 __entry->from = from->debug_index; 737 __entry->to = to ? to->debug_index : -1; 738 __entry->amount = amount; 739 __entry->trace = trace; 740 ), 741 742 TP_printk("R=%08x[%02x] -> [%02x] %s am=%x", 743 __entry->rreq, __entry->from, __entry->to, 744 __print_symbolic(__entry->trace, netfs_donate_traces), 745 __entry->amount) 746 ); 747 748 #undef EM 749 #undef E_ 750 #endif /* _TRACE_NETFS_H */ 751 752 /* This part must be outside protection */ 753 #include <trace/define_trace.h> 754