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_read_single, "READ-SNGL") \ 25 EM(netfs_read_trace_prefetch_for_write, "PREFETCHW") \ 26 E_(netfs_read_trace_write_begin, "WRITEBEGN") 27 28 #define netfs_write_traces \ 29 EM(netfs_write_trace_copy_to_cache, "COPY2CACH") \ 30 EM(netfs_write_trace_dio_write, "DIO-WRITE") \ 31 EM(netfs_write_trace_unbuffered_write, "UNB-WRITE") \ 32 EM(netfs_write_trace_writeback, "WRITEBACK") \ 33 EM(netfs_write_trace_writeback_single, "WB-SINGLE") \ 34 E_(netfs_write_trace_writethrough, "WRITETHRU") 35 36 #define netfs_rreq_origins \ 37 EM(NETFS_READAHEAD, "RA") \ 38 EM(NETFS_READPAGE, "RP") \ 39 EM(NETFS_READ_GAPS, "RG") \ 40 EM(NETFS_READ_SINGLE, "R1") \ 41 EM(NETFS_READ_FOR_WRITE, "RW") \ 42 EM(NETFS_UNBUFFERED_READ, "UR") \ 43 EM(NETFS_DIO_READ, "DR") \ 44 EM(NETFS_WRITEBACK, "WB") \ 45 EM(NETFS_WRITEBACK_SINGLE, "W1") \ 46 EM(NETFS_WRITETHROUGH, "WT") \ 47 EM(NETFS_UNBUFFERED_WRITE, "UW") \ 48 EM(NETFS_DIO_WRITE, "DW") \ 49 E_(NETFS_PGPRIV2_COPY_TO_CACHE, "2C") 50 51 #define netfs_rreq_traces \ 52 EM(netfs_rreq_trace_assess, "ASSESS ") \ 53 EM(netfs_rreq_trace_copy, "COPY ") \ 54 EM(netfs_rreq_trace_collect, "COLLECT") \ 55 EM(netfs_rreq_trace_complete, "COMPLET") \ 56 EM(netfs_rreq_trace_dirty, "DIRTY ") \ 57 EM(netfs_rreq_trace_done, "DONE ") \ 58 EM(netfs_rreq_trace_free, "FREE ") \ 59 EM(netfs_rreq_trace_redirty, "REDIRTY") \ 60 EM(netfs_rreq_trace_resubmit, "RESUBMT") \ 61 EM(netfs_rreq_trace_set_abandon, "S-ABNDN") \ 62 EM(netfs_rreq_trace_set_pause, "PAUSE ") \ 63 EM(netfs_rreq_trace_unlock, "UNLOCK ") \ 64 EM(netfs_rreq_trace_unlock_pgpriv2, "UNLCK-2") \ 65 EM(netfs_rreq_trace_unmark, "UNMARK ") \ 66 EM(netfs_rreq_trace_wait_ip, "WAIT-IP") \ 67 EM(netfs_rreq_trace_wait_pause, "WT-PAUS") \ 68 EM(netfs_rreq_trace_wait_queue, "WAIT-Q ") \ 69 EM(netfs_rreq_trace_wake_ip, "WAKE-IP") \ 70 EM(netfs_rreq_trace_wake_queue, "WAKE-Q ") \ 71 EM(netfs_rreq_trace_woke_queue, "WOKE-Q ") \ 72 EM(netfs_rreq_trace_unpause, "UNPAUSE") \ 73 E_(netfs_rreq_trace_write_done, "WR-DONE") 74 75 #define netfs_sreq_sources \ 76 EM(NETFS_SOURCE_UNKNOWN, "----") \ 77 EM(NETFS_FILL_WITH_ZEROES, "ZERO") \ 78 EM(NETFS_DOWNLOAD_FROM_SERVER, "DOWN") \ 79 EM(NETFS_READ_FROM_CACHE, "READ") \ 80 EM(NETFS_INVALID_READ, "INVL") \ 81 EM(NETFS_UPLOAD_TO_SERVER, "UPLD") \ 82 E_(NETFS_WRITE_TO_CACHE, "WRIT") 83 84 #define netfs_sreq_traces \ 85 EM(netfs_sreq_trace_add_donations, "+DON ") \ 86 EM(netfs_sreq_trace_added, "ADD ") \ 87 EM(netfs_sreq_trace_cache_nowrite, "CA-NW") \ 88 EM(netfs_sreq_trace_cache_prepare, "CA-PR") \ 89 EM(netfs_sreq_trace_cache_write, "CA-WR") \ 90 EM(netfs_sreq_trace_cancel, "CANCL") \ 91 EM(netfs_sreq_trace_clear, "CLEAR") \ 92 EM(netfs_sreq_trace_discard, "DSCRD") \ 93 EM(netfs_sreq_trace_donate_to_prev, "DON-P") \ 94 EM(netfs_sreq_trace_donate_to_next, "DON-N") \ 95 EM(netfs_sreq_trace_download_instead, "RDOWN") \ 96 EM(netfs_sreq_trace_fail, "FAIL ") \ 97 EM(netfs_sreq_trace_free, "FREE ") \ 98 EM(netfs_sreq_trace_hit_eof, "EOF ") \ 99 EM(netfs_sreq_trace_io_progress, "IO ") \ 100 EM(netfs_sreq_trace_limited, "LIMIT") \ 101 EM(netfs_sreq_trace_need_clear, "N-CLR") \ 102 EM(netfs_sreq_trace_partial_read, "PARTR") \ 103 EM(netfs_sreq_trace_need_retry, "ND-RT") \ 104 EM(netfs_sreq_trace_prepare, "PREP ") \ 105 EM(netfs_sreq_trace_prep_failed, "PRPFL") \ 106 EM(netfs_sreq_trace_progress, "PRGRS") \ 107 EM(netfs_sreq_trace_reprep_failed, "REPFL") \ 108 EM(netfs_sreq_trace_retry, "RETRY") \ 109 EM(netfs_sreq_trace_short, "SHORT") \ 110 EM(netfs_sreq_trace_split, "SPLIT") \ 111 EM(netfs_sreq_trace_submit, "SUBMT") \ 112 EM(netfs_sreq_trace_superfluous, "SPRFL") \ 113 EM(netfs_sreq_trace_terminated, "TERM ") \ 114 EM(netfs_sreq_trace_wait_for, "_WAIT") \ 115 EM(netfs_sreq_trace_write, "WRITE") \ 116 EM(netfs_sreq_trace_write_skip, "SKIP ") \ 117 E_(netfs_sreq_trace_write_term, "WTERM") 118 119 #define netfs_failures \ 120 EM(netfs_fail_check_write_begin, "check-write-begin") \ 121 EM(netfs_fail_copy_to_cache, "copy-to-cache") \ 122 EM(netfs_fail_dio_read_short, "dio-read-short") \ 123 EM(netfs_fail_dio_read_zero, "dio-read-zero") \ 124 EM(netfs_fail_read, "read") \ 125 EM(netfs_fail_short_read, "short-read") \ 126 EM(netfs_fail_prepare_write, "prep-write") \ 127 E_(netfs_fail_write, "write") 128 129 #define netfs_rreq_ref_traces \ 130 EM(netfs_rreq_trace_get_for_outstanding,"GET OUTSTND") \ 131 EM(netfs_rreq_trace_get_subreq, "GET SUBREQ ") \ 132 EM(netfs_rreq_trace_put_complete, "PUT COMPLT ") \ 133 EM(netfs_rreq_trace_put_discard, "PUT DISCARD") \ 134 EM(netfs_rreq_trace_put_failed, "PUT FAILED ") \ 135 EM(netfs_rreq_trace_put_no_submit, "PUT NO-SUBM") \ 136 EM(netfs_rreq_trace_put_return, "PUT RETURN ") \ 137 EM(netfs_rreq_trace_put_subreq, "PUT SUBREQ ") \ 138 EM(netfs_rreq_trace_put_work_ip, "PUT WORK IP ") \ 139 EM(netfs_rreq_trace_see_work, "SEE WORK ") \ 140 EM(netfs_rreq_trace_see_work_complete, "SEE WORK CP") \ 141 E_(netfs_rreq_trace_new, "NEW ") 142 143 #define netfs_sreq_ref_traces \ 144 EM(netfs_sreq_trace_get_copy_to_cache, "GET COPY2C ") \ 145 EM(netfs_sreq_trace_get_resubmit, "GET RESUBMIT") \ 146 EM(netfs_sreq_trace_get_submit, "GET SUBMIT") \ 147 EM(netfs_sreq_trace_get_short_read, "GET SHORTRD") \ 148 EM(netfs_sreq_trace_new, "NEW ") \ 149 EM(netfs_sreq_trace_put_abandon, "PUT ABANDON") \ 150 EM(netfs_sreq_trace_put_cancel, "PUT CANCEL ") \ 151 EM(netfs_sreq_trace_put_clear, "PUT CLEAR ") \ 152 EM(netfs_sreq_trace_put_consumed, "PUT CONSUME") \ 153 EM(netfs_sreq_trace_put_done, "PUT DONE ") \ 154 EM(netfs_sreq_trace_put_failed, "PUT FAILED ") \ 155 EM(netfs_sreq_trace_put_merged, "PUT MERGED ") \ 156 EM(netfs_sreq_trace_put_no_copy, "PUT NO COPY") \ 157 EM(netfs_sreq_trace_put_oom, "PUT OOM ") \ 158 EM(netfs_sreq_trace_put_wip, "PUT WIP ") \ 159 EM(netfs_sreq_trace_put_work, "PUT WORK ") \ 160 E_(netfs_sreq_trace_put_terminated, "PUT TERM ") 161 162 #define netfs_folio_traces \ 163 EM(netfs_folio_is_uptodate, "mod-uptodate") \ 164 EM(netfs_just_prefetch, "mod-prefetch") \ 165 EM(netfs_whole_folio_modify, "mod-whole-f") \ 166 EM(netfs_modify_and_clear, "mod-n-clear") \ 167 EM(netfs_streaming_write, "mod-streamw") \ 168 EM(netfs_streaming_write_cont, "mod-streamw+") \ 169 EM(netfs_flush_content, "flush") \ 170 EM(netfs_streaming_filled_page, "mod-streamw-f") \ 171 EM(netfs_streaming_cont_filled_page, "mod-streamw-f+") \ 172 EM(netfs_folio_trace_abandon, "abandon") \ 173 EM(netfs_folio_trace_alloc_buffer, "alloc-buf") \ 174 EM(netfs_folio_trace_cancel_copy, "cancel-copy") \ 175 EM(netfs_folio_trace_cancel_store, "cancel-store") \ 176 EM(netfs_folio_trace_clear, "clear") \ 177 EM(netfs_folio_trace_clear_cc, "clear-cc") \ 178 EM(netfs_folio_trace_clear_g, "clear-g") \ 179 EM(netfs_folio_trace_clear_s, "clear-s") \ 180 EM(netfs_folio_trace_copy_to_cache, "mark-copy") \ 181 EM(netfs_folio_trace_end_copy, "end-copy") \ 182 EM(netfs_folio_trace_filled_gaps, "filled-gaps") \ 183 EM(netfs_folio_trace_kill, "kill") \ 184 EM(netfs_folio_trace_kill_cc, "kill-cc") \ 185 EM(netfs_folio_trace_kill_g, "kill-g") \ 186 EM(netfs_folio_trace_kill_s, "kill-s") \ 187 EM(netfs_folio_trace_mkwrite, "mkwrite") \ 188 EM(netfs_folio_trace_mkwrite_plus, "mkwrite+") \ 189 EM(netfs_folio_trace_not_under_wback, "!wback") \ 190 EM(netfs_folio_trace_not_locked, "!locked") \ 191 EM(netfs_folio_trace_put, "put") \ 192 EM(netfs_folio_trace_read, "read") \ 193 EM(netfs_folio_trace_read_done, "read-done") \ 194 EM(netfs_folio_trace_read_gaps, "read-gaps") \ 195 EM(netfs_folio_trace_read_unlock, "read-unlock") \ 196 EM(netfs_folio_trace_redirtied, "redirtied") \ 197 EM(netfs_folio_trace_store, "store") \ 198 EM(netfs_folio_trace_store_copy, "store-copy") \ 199 EM(netfs_folio_trace_store_plus, "store+") \ 200 EM(netfs_folio_trace_wthru, "wthru") \ 201 E_(netfs_folio_trace_wthru_plus, "wthru+") 202 203 #define netfs_collect_contig_traces \ 204 EM(netfs_contig_trace_collect, "Collect") \ 205 EM(netfs_contig_trace_jump, "-->JUMP-->") \ 206 E_(netfs_contig_trace_unlock, "Unlock") 207 208 #define netfs_donate_traces \ 209 EM(netfs_trace_donate_tail_to_prev, "tail-to-prev") \ 210 EM(netfs_trace_donate_to_prev, "to-prev") \ 211 EM(netfs_trace_donate_to_next, "to-next") \ 212 E_(netfs_trace_donate_to_deferred_next, "defer-next") 213 214 #define netfs_folioq_traces \ 215 EM(netfs_trace_folioq_alloc_buffer, "alloc-buf") \ 216 EM(netfs_trace_folioq_clear, "clear") \ 217 EM(netfs_trace_folioq_delete, "delete") \ 218 EM(netfs_trace_folioq_make_space, "make-space") \ 219 EM(netfs_trace_folioq_rollbuf_init, "roll-init") \ 220 E_(netfs_trace_folioq_read_progress, "r-progress") 221 222 #ifndef __NETFS_DECLARE_TRACE_ENUMS_ONCE_ONLY 223 #define __NETFS_DECLARE_TRACE_ENUMS_ONCE_ONLY 224 225 #undef EM 226 #undef E_ 227 #define EM(a, b) a, 228 #define E_(a, b) a 229 230 enum netfs_read_trace { netfs_read_traces } __mode(byte); 231 enum netfs_write_trace { netfs_write_traces } __mode(byte); 232 enum netfs_rreq_trace { netfs_rreq_traces } __mode(byte); 233 enum netfs_sreq_trace { netfs_sreq_traces } __mode(byte); 234 enum netfs_failure { netfs_failures } __mode(byte); 235 enum netfs_rreq_ref_trace { netfs_rreq_ref_traces } __mode(byte); 236 enum netfs_sreq_ref_trace { netfs_sreq_ref_traces } __mode(byte); 237 enum netfs_folio_trace { netfs_folio_traces } __mode(byte); 238 enum netfs_collect_contig_trace { netfs_collect_contig_traces } __mode(byte); 239 enum netfs_donate_trace { netfs_donate_traces } __mode(byte); 240 enum netfs_folioq_trace { netfs_folioq_traces } __mode(byte); 241 242 #endif 243 244 /* 245 * Export enum symbols via userspace. 246 */ 247 #undef EM 248 #undef E_ 249 #define EM(a, b) TRACE_DEFINE_ENUM(a); 250 #define E_(a, b) TRACE_DEFINE_ENUM(a); 251 252 netfs_read_traces; 253 netfs_write_traces; 254 netfs_rreq_origins; 255 netfs_rreq_traces; 256 netfs_sreq_sources; 257 netfs_sreq_traces; 258 netfs_failures; 259 netfs_rreq_ref_traces; 260 netfs_sreq_ref_traces; 261 netfs_folio_traces; 262 netfs_collect_contig_traces; 263 netfs_donate_traces; 264 netfs_folioq_traces; 265 266 /* 267 * Now redefine the EM() and E_() macros to map the enums to the strings that 268 * will be printed in the output. 269 */ 270 #undef EM 271 #undef E_ 272 #define EM(a, b) { a, b }, 273 #define E_(a, b) { a, b } 274 275 TRACE_EVENT(netfs_read, 276 TP_PROTO(struct netfs_io_request *rreq, 277 loff_t start, size_t len, 278 enum netfs_read_trace what), 279 280 TP_ARGS(rreq, start, len, what), 281 282 TP_STRUCT__entry( 283 __field(unsigned int, rreq) 284 __field(unsigned int, cookie) 285 __field(loff_t, i_size) 286 __field(loff_t, start) 287 __field(size_t, len) 288 __field(enum netfs_read_trace, what) 289 __field(unsigned int, netfs_inode) 290 ), 291 292 TP_fast_assign( 293 __entry->rreq = rreq->debug_id; 294 __entry->cookie = rreq->cache_resources.debug_id; 295 __entry->i_size = rreq->i_size; 296 __entry->start = start; 297 __entry->len = len; 298 __entry->what = what; 299 __entry->netfs_inode = rreq->inode->i_ino; 300 ), 301 302 TP_printk("R=%08x %s c=%08x ni=%x s=%llx l=%zx sz=%llx", 303 __entry->rreq, 304 __print_symbolic(__entry->what, netfs_read_traces), 305 __entry->cookie, 306 __entry->netfs_inode, 307 __entry->start, __entry->len, __entry->i_size) 308 ); 309 310 TRACE_EVENT(netfs_rreq, 311 TP_PROTO(struct netfs_io_request *rreq, 312 enum netfs_rreq_trace what), 313 314 TP_ARGS(rreq, what), 315 316 TP_STRUCT__entry( 317 __field(unsigned int, rreq) 318 __field(unsigned int, flags) 319 __field(enum netfs_io_origin, origin) 320 __field(enum netfs_rreq_trace, what) 321 ), 322 323 TP_fast_assign( 324 __entry->rreq = rreq->debug_id; 325 __entry->flags = rreq->flags; 326 __entry->origin = rreq->origin; 327 __entry->what = what; 328 ), 329 330 TP_printk("R=%08x %s %s f=%02x", 331 __entry->rreq, 332 __print_symbolic(__entry->origin, netfs_rreq_origins), 333 __print_symbolic(__entry->what, netfs_rreq_traces), 334 __entry->flags) 335 ); 336 337 TRACE_EVENT(netfs_sreq, 338 TP_PROTO(struct netfs_io_subrequest *sreq, 339 enum netfs_sreq_trace what), 340 341 TP_ARGS(sreq, what), 342 343 TP_STRUCT__entry( 344 __field(unsigned int, rreq) 345 __field(unsigned short, index) 346 __field(short, error) 347 __field(unsigned short, flags) 348 __field(enum netfs_io_source, source) 349 __field(enum netfs_sreq_trace, what) 350 __field(u8, slot) 351 __field(size_t, len) 352 __field(size_t, transferred) 353 __field(loff_t, start) 354 ), 355 356 TP_fast_assign( 357 __entry->rreq = sreq->rreq->debug_id; 358 __entry->index = sreq->debug_index; 359 __entry->error = sreq->error; 360 __entry->flags = sreq->flags; 361 __entry->source = sreq->source; 362 __entry->what = what; 363 __entry->len = sreq->len; 364 __entry->transferred = sreq->transferred; 365 __entry->start = sreq->start; 366 __entry->slot = sreq->io_iter.folioq_slot; 367 ), 368 369 TP_printk("R=%08x[%x] %s %s f=%02x s=%llx %zx/%zx s=%u e=%d", 370 __entry->rreq, __entry->index, 371 __print_symbolic(__entry->source, netfs_sreq_sources), 372 __print_symbolic(__entry->what, netfs_sreq_traces), 373 __entry->flags, 374 __entry->start, __entry->transferred, __entry->len, 375 __entry->slot, __entry->error) 376 ); 377 378 TRACE_EVENT(netfs_failure, 379 TP_PROTO(struct netfs_io_request *rreq, 380 struct netfs_io_subrequest *sreq, 381 int error, enum netfs_failure what), 382 383 TP_ARGS(rreq, sreq, error, what), 384 385 TP_STRUCT__entry( 386 __field(unsigned int, rreq) 387 __field(short, index) 388 __field(short, error) 389 __field(unsigned short, flags) 390 __field(enum netfs_io_source, source) 391 __field(enum netfs_failure, what) 392 __field(size_t, len) 393 __field(size_t, transferred) 394 __field(loff_t, start) 395 ), 396 397 TP_fast_assign( 398 __entry->rreq = rreq->debug_id; 399 __entry->index = sreq ? sreq->debug_index : -1; 400 __entry->error = error; 401 __entry->flags = sreq ? sreq->flags : 0; 402 __entry->source = sreq ? sreq->source : NETFS_INVALID_READ; 403 __entry->what = what; 404 __entry->len = sreq ? sreq->len : rreq->len; 405 __entry->transferred = sreq ? sreq->transferred : 0; 406 __entry->start = sreq ? sreq->start : 0; 407 ), 408 409 TP_printk("R=%08x[%x] %s f=%02x s=%llx %zx/%zx %s e=%d", 410 __entry->rreq, __entry->index, 411 __print_symbolic(__entry->source, netfs_sreq_sources), 412 __entry->flags, 413 __entry->start, __entry->transferred, __entry->len, 414 __print_symbolic(__entry->what, netfs_failures), 415 __entry->error) 416 ); 417 418 TRACE_EVENT(netfs_rreq_ref, 419 TP_PROTO(unsigned int rreq_debug_id, int ref, 420 enum netfs_rreq_ref_trace what), 421 422 TP_ARGS(rreq_debug_id, ref, what), 423 424 TP_STRUCT__entry( 425 __field(unsigned int, rreq) 426 __field(int, ref) 427 __field(enum netfs_rreq_ref_trace, what) 428 ), 429 430 TP_fast_assign( 431 __entry->rreq = rreq_debug_id; 432 __entry->ref = ref; 433 __entry->what = what; 434 ), 435 436 TP_printk("R=%08x %s r=%u", 437 __entry->rreq, 438 __print_symbolic(__entry->what, netfs_rreq_ref_traces), 439 __entry->ref) 440 ); 441 442 TRACE_EVENT(netfs_sreq_ref, 443 TP_PROTO(unsigned int rreq_debug_id, unsigned int subreq_debug_index, 444 int ref, enum netfs_sreq_ref_trace what), 445 446 TP_ARGS(rreq_debug_id, subreq_debug_index, ref, what), 447 448 TP_STRUCT__entry( 449 __field(unsigned int, rreq) 450 __field(unsigned int, subreq) 451 __field(int, ref) 452 __field(enum netfs_sreq_ref_trace, what) 453 ), 454 455 TP_fast_assign( 456 __entry->rreq = rreq_debug_id; 457 __entry->subreq = subreq_debug_index; 458 __entry->ref = ref; 459 __entry->what = what; 460 ), 461 462 TP_printk("R=%08x[%x] %s r=%u", 463 __entry->rreq, 464 __entry->subreq, 465 __print_symbolic(__entry->what, netfs_sreq_ref_traces), 466 __entry->ref) 467 ); 468 469 TRACE_EVENT(netfs_folio, 470 TP_PROTO(struct folio *folio, enum netfs_folio_trace why), 471 472 TP_ARGS(folio, why), 473 474 TP_STRUCT__entry( 475 __field(ino_t, ino) 476 __field(pgoff_t, index) 477 __field(unsigned int, nr) 478 __field(enum netfs_folio_trace, why) 479 ), 480 481 TP_fast_assign( 482 struct address_space *__m = READ_ONCE(folio->mapping); 483 __entry->ino = __m ? __m->host->i_ino : 0; 484 __entry->why = why; 485 __entry->index = folio->index; 486 __entry->nr = folio_nr_pages(folio); 487 ), 488 489 TP_printk("i=%05lx ix=%05lx-%05lx %s", 490 __entry->ino, __entry->index, __entry->index + __entry->nr - 1, 491 __print_symbolic(__entry->why, netfs_folio_traces)) 492 ); 493 494 TRACE_EVENT(netfs_write_iter, 495 TP_PROTO(const struct kiocb *iocb, const struct iov_iter *from), 496 497 TP_ARGS(iocb, from), 498 499 TP_STRUCT__entry( 500 __field(unsigned long long, start) 501 __field(size_t, len) 502 __field(unsigned int, flags) 503 __field(unsigned int, ino) 504 ), 505 506 TP_fast_assign( 507 __entry->start = iocb->ki_pos; 508 __entry->len = iov_iter_count(from); 509 __entry->ino = iocb->ki_filp->f_inode->i_ino; 510 __entry->flags = iocb->ki_flags; 511 ), 512 513 TP_printk("WRITE-ITER i=%x s=%llx l=%zx f=%x", 514 __entry->ino, __entry->start, __entry->len, __entry->flags) 515 ); 516 517 TRACE_EVENT(netfs_write, 518 TP_PROTO(const struct netfs_io_request *wreq, 519 enum netfs_write_trace what), 520 521 TP_ARGS(wreq, what), 522 523 TP_STRUCT__entry( 524 __field(unsigned int, wreq) 525 __field(unsigned int, cookie) 526 __field(unsigned int, ino) 527 __field(enum netfs_write_trace, what) 528 __field(unsigned long long, start) 529 __field(unsigned long long, len) 530 ), 531 532 TP_fast_assign( 533 struct netfs_inode *__ctx = netfs_inode(wreq->inode); 534 struct fscache_cookie *__cookie = netfs_i_cookie(__ctx); 535 __entry->wreq = wreq->debug_id; 536 __entry->cookie = __cookie ? __cookie->debug_id : 0; 537 __entry->ino = wreq->inode->i_ino; 538 __entry->what = what; 539 __entry->start = wreq->start; 540 __entry->len = wreq->len; 541 ), 542 543 TP_printk("R=%08x %s c=%08x i=%x by=%llx-%llx", 544 __entry->wreq, 545 __print_symbolic(__entry->what, netfs_write_traces), 546 __entry->cookie, 547 __entry->ino, 548 __entry->start, __entry->start + __entry->len - 1) 549 ); 550 551 TRACE_EVENT(netfs_collect, 552 TP_PROTO(const struct netfs_io_request *wreq), 553 554 TP_ARGS(wreq), 555 556 TP_STRUCT__entry( 557 __field(unsigned int, wreq) 558 __field(unsigned int, len) 559 __field(unsigned long long, transferred) 560 __field(unsigned long long, start) 561 ), 562 563 TP_fast_assign( 564 __entry->wreq = wreq->debug_id; 565 __entry->start = wreq->start; 566 __entry->len = wreq->len; 567 __entry->transferred = wreq->transferred; 568 ), 569 570 TP_printk("R=%08x s=%llx-%llx", 571 __entry->wreq, 572 __entry->start + __entry->transferred, 573 __entry->start + __entry->len) 574 ); 575 576 TRACE_EVENT(netfs_collect_sreq, 577 TP_PROTO(const struct netfs_io_request *wreq, 578 const struct netfs_io_subrequest *subreq), 579 580 TP_ARGS(wreq, subreq), 581 582 TP_STRUCT__entry( 583 __field(unsigned int, wreq) 584 __field(unsigned int, subreq) 585 __field(unsigned int, stream) 586 __field(unsigned int, len) 587 __field(unsigned int, transferred) 588 __field(unsigned long long, start) 589 ), 590 591 TP_fast_assign( 592 __entry->wreq = wreq->debug_id; 593 __entry->subreq = subreq->debug_index; 594 __entry->stream = subreq->stream_nr; 595 __entry->start = subreq->start; 596 __entry->len = subreq->len; 597 __entry->transferred = subreq->transferred; 598 ), 599 600 TP_printk("R=%08x[%u:%02x] s=%llx t=%x/%x", 601 __entry->wreq, __entry->stream, __entry->subreq, 602 __entry->start, __entry->transferred, __entry->len) 603 ); 604 605 TRACE_EVENT(netfs_collect_folio, 606 TP_PROTO(const struct netfs_io_request *wreq, 607 const struct folio *folio, 608 unsigned long long fend, 609 unsigned long long collected_to), 610 611 TP_ARGS(wreq, folio, fend, collected_to), 612 613 TP_STRUCT__entry( 614 __field(unsigned int, wreq) 615 __field(unsigned long, index) 616 __field(unsigned long long, fend) 617 __field(unsigned long long, cleaned_to) 618 __field(unsigned long long, collected_to) 619 ), 620 621 TP_fast_assign( 622 __entry->wreq = wreq->debug_id; 623 __entry->index = folio->index; 624 __entry->fend = fend; 625 __entry->cleaned_to = wreq->cleaned_to; 626 __entry->collected_to = collected_to; 627 ), 628 629 TP_printk("R=%08x ix=%05lx r=%llx-%llx t=%llx/%llx", 630 __entry->wreq, __entry->index, 631 (unsigned long long)__entry->index * PAGE_SIZE, __entry->fend, 632 __entry->cleaned_to, __entry->collected_to) 633 ); 634 635 TRACE_EVENT(netfs_collect_state, 636 TP_PROTO(const struct netfs_io_request *wreq, 637 unsigned long long collected_to, 638 unsigned int notes), 639 640 TP_ARGS(wreq, collected_to, notes), 641 642 TP_STRUCT__entry( 643 __field(unsigned int, wreq) 644 __field(unsigned int, notes) 645 __field(unsigned long long, collected_to) 646 __field(unsigned long long, cleaned_to) 647 ), 648 649 TP_fast_assign( 650 __entry->wreq = wreq->debug_id; 651 __entry->notes = notes; 652 __entry->collected_to = collected_to; 653 __entry->cleaned_to = wreq->cleaned_to; 654 ), 655 656 TP_printk("R=%08x col=%llx cln=%llx n=%x", 657 __entry->wreq, __entry->collected_to, 658 __entry->cleaned_to, 659 __entry->notes) 660 ); 661 662 TRACE_EVENT(netfs_collect_gap, 663 TP_PROTO(const struct netfs_io_request *wreq, 664 const struct netfs_io_stream *stream, 665 unsigned long long jump_to, char type), 666 667 TP_ARGS(wreq, stream, jump_to, type), 668 669 TP_STRUCT__entry( 670 __field(unsigned int, wreq) 671 __field(unsigned char, stream) 672 __field(unsigned char, type) 673 __field(unsigned long long, from) 674 __field(unsigned long long, to) 675 ), 676 677 TP_fast_assign( 678 __entry->wreq = wreq->debug_id; 679 __entry->stream = stream->stream_nr; 680 __entry->from = stream->collected_to; 681 __entry->to = jump_to; 682 __entry->type = type; 683 ), 684 685 TP_printk("R=%08x[%x:] %llx->%llx %c", 686 __entry->wreq, __entry->stream, 687 __entry->from, __entry->to, __entry->type) 688 ); 689 690 TRACE_EVENT(netfs_collect_stream, 691 TP_PROTO(const struct netfs_io_request *wreq, 692 const struct netfs_io_stream *stream), 693 694 TP_ARGS(wreq, stream), 695 696 TP_STRUCT__entry( 697 __field(unsigned int, wreq) 698 __field(unsigned char, stream) 699 __field(unsigned long long, collected_to) 700 __field(unsigned long long, front) 701 ), 702 703 TP_fast_assign( 704 __entry->wreq = wreq->debug_id; 705 __entry->stream = stream->stream_nr; 706 __entry->collected_to = stream->collected_to; 707 __entry->front = stream->front ? stream->front->start : UINT_MAX; 708 ), 709 710 TP_printk("R=%08x[%x:] cto=%llx frn=%llx", 711 __entry->wreq, __entry->stream, 712 __entry->collected_to, __entry->front) 713 ); 714 715 TRACE_EVENT(netfs_folioq, 716 TP_PROTO(const struct folio_queue *fq, 717 enum netfs_folioq_trace trace), 718 719 TP_ARGS(fq, trace), 720 721 TP_STRUCT__entry( 722 __field(unsigned int, rreq) 723 __field(unsigned int, id) 724 __field(enum netfs_folioq_trace, trace) 725 ), 726 727 TP_fast_assign( 728 __entry->rreq = fq ? fq->rreq_id : 0; 729 __entry->id = fq ? fq->debug_id : 0; 730 __entry->trace = trace; 731 ), 732 733 TP_printk("R=%08x fq=%x %s", 734 __entry->rreq, __entry->id, 735 __print_symbolic(__entry->trace, netfs_folioq_traces)) 736 ); 737 738 #undef EM 739 #undef E_ 740 #endif /* _TRACE_NETFS_H */ 741 742 /* This part must be outside protection */ 743 #include <trace/define_trace.h> 744