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_collect, "COLLECT") \ 54 EM(netfs_rreq_trace_complete, "COMPLET") \ 55 EM(netfs_rreq_trace_copy, "COPY ") \ 56 EM(netfs_rreq_trace_dirty, "DIRTY ") \ 57 EM(netfs_rreq_trace_done, "DONE ") \ 58 EM(netfs_rreq_trace_end_copy_to_cache, "END-C2C") \ 59 EM(netfs_rreq_trace_free, "FREE ") \ 60 EM(netfs_rreq_trace_intr, "INTR ") \ 61 EM(netfs_rreq_trace_ki_complete, "KI-CMPL") \ 62 EM(netfs_rreq_trace_recollect, "RECLLCT") \ 63 EM(netfs_rreq_trace_redirty, "REDIRTY") \ 64 EM(netfs_rreq_trace_resubmit, "RESUBMT") \ 65 EM(netfs_rreq_trace_set_abandon, "S-ABNDN") \ 66 EM(netfs_rreq_trace_set_pause, "PAUSE ") \ 67 EM(netfs_rreq_trace_unlock, "UNLOCK ") \ 68 EM(netfs_rreq_trace_unlock_pgpriv2, "UNLCK-2") \ 69 EM(netfs_rreq_trace_unmark, "UNMARK ") \ 70 EM(netfs_rreq_trace_unpause, "UNPAUSE") \ 71 EM(netfs_rreq_trace_wait_ip, "WAIT-IP") \ 72 EM(netfs_rreq_trace_wait_pause, "--PAUSED--") \ 73 EM(netfs_rreq_trace_wait_quiesce, "WAIT-QUIESCE") \ 74 EM(netfs_rreq_trace_waited_ip, "DONE-IP") \ 75 EM(netfs_rreq_trace_waited_pause, "--UNPAUSED--") \ 76 EM(netfs_rreq_trace_waited_quiesce, "DONE-QUIESCE") \ 77 EM(netfs_rreq_trace_wake_ip, "WAKE-IP") \ 78 EM(netfs_rreq_trace_wake_queue, "WAKE-Q ") \ 79 E_(netfs_rreq_trace_write_done, "WR-DONE") 80 81 #define netfs_sreq_sources \ 82 EM(NETFS_SOURCE_UNKNOWN, "----") \ 83 EM(NETFS_FILL_WITH_ZEROES, "ZERO") \ 84 EM(NETFS_DOWNLOAD_FROM_SERVER, "DOWN") \ 85 EM(NETFS_READ_FROM_CACHE, "READ") \ 86 EM(NETFS_INVALID_READ, "INVL") \ 87 EM(NETFS_UPLOAD_TO_SERVER, "UPLD") \ 88 E_(NETFS_WRITE_TO_CACHE, "WRIT") 89 90 #define netfs_sreq_traces \ 91 EM(netfs_sreq_trace_abandoned, "ABNDN") \ 92 EM(netfs_sreq_trace_add_donations, "+DON ") \ 93 EM(netfs_sreq_trace_added, "ADD ") \ 94 EM(netfs_sreq_trace_cache_nowrite, "CA-NW") \ 95 EM(netfs_sreq_trace_cache_prepare, "CA-PR") \ 96 EM(netfs_sreq_trace_cache_write, "CA-WR") \ 97 EM(netfs_sreq_trace_cancel, "CANCL") \ 98 EM(netfs_sreq_trace_clear, "CLEAR") \ 99 EM(netfs_sreq_trace_consumed, "CONSM") \ 100 EM(netfs_sreq_trace_discard, "DSCRD") \ 101 EM(netfs_sreq_trace_donate_to_prev, "DON-P") \ 102 EM(netfs_sreq_trace_donate_to_next, "DON-N") \ 103 EM(netfs_sreq_trace_download_instead, "RDOWN") \ 104 EM(netfs_sreq_trace_fail, "FAIL ") \ 105 EM(netfs_sreq_trace_free, "FREE ") \ 106 EM(netfs_sreq_trace_hit_eof, "EOF ") \ 107 EM(netfs_sreq_trace_io_bad, "I-BAD") \ 108 EM(netfs_sreq_trace_io_malformed, "I-MLF") \ 109 EM(netfs_sreq_trace_io_unknown, "I-UNK") \ 110 EM(netfs_sreq_trace_io_progress, "I-OK ") \ 111 EM(netfs_sreq_trace_io_req_submitted, "I-RSB") \ 112 EM(netfs_sreq_trace_io_retry_needed, "I-RTR") \ 113 EM(netfs_sreq_trace_limited, "LIMIT") \ 114 EM(netfs_sreq_trace_need_clear, "N-CLR") \ 115 EM(netfs_sreq_trace_partial_read, "PARTR") \ 116 EM(netfs_sreq_trace_need_retry, "ND-RT") \ 117 EM(netfs_sreq_trace_prepare, "PREP ") \ 118 EM(netfs_sreq_trace_prep_failed, "PRPFL") \ 119 EM(netfs_sreq_trace_progress, "PRGRS") \ 120 EM(netfs_sreq_trace_reprep_failed, "REPFL") \ 121 EM(netfs_sreq_trace_retry, "RETRY") \ 122 EM(netfs_sreq_trace_short, "SHORT") \ 123 EM(netfs_sreq_trace_split, "SPLIT") \ 124 EM(netfs_sreq_trace_submit, "SUBMT") \ 125 EM(netfs_sreq_trace_superfluous, "SPRFL") \ 126 EM(netfs_sreq_trace_terminated, "TERM ") \ 127 EM(netfs_sreq_trace_wait_for, "_WAIT") \ 128 EM(netfs_sreq_trace_write, "WRITE") \ 129 EM(netfs_sreq_trace_write_skip, "SKIP ") \ 130 E_(netfs_sreq_trace_write_term, "WTERM") 131 132 #define netfs_failures \ 133 EM(netfs_fail_check_write_begin, "check-write-begin") \ 134 EM(netfs_fail_copy_to_cache, "copy-to-cache") \ 135 EM(netfs_fail_dio_read_short, "dio-read-short") \ 136 EM(netfs_fail_dio_read_zero, "dio-read-zero") \ 137 EM(netfs_fail_read, "read") \ 138 EM(netfs_fail_short_read, "short-read") \ 139 EM(netfs_fail_prepare_write, "prep-write") \ 140 E_(netfs_fail_write, "write") 141 142 #define netfs_rreq_ref_traces \ 143 EM(netfs_rreq_trace_get_for_outstanding,"GET OUTSTND") \ 144 EM(netfs_rreq_trace_get_subreq, "GET SUBREQ ") \ 145 EM(netfs_rreq_trace_put_complete, "PUT COMPLT ") \ 146 EM(netfs_rreq_trace_put_discard, "PUT DISCARD") \ 147 EM(netfs_rreq_trace_put_failed, "PUT FAILED ") \ 148 EM(netfs_rreq_trace_put_no_submit, "PUT NO-SUBM") \ 149 EM(netfs_rreq_trace_put_return, "PUT RETURN ") \ 150 EM(netfs_rreq_trace_put_subreq, "PUT SUBREQ ") \ 151 EM(netfs_rreq_trace_put_work_ip, "PUT WORK IP ") \ 152 EM(netfs_rreq_trace_see_work, "SEE WORK ") \ 153 EM(netfs_rreq_trace_see_work_complete, "SEE WORK CP") \ 154 E_(netfs_rreq_trace_new, "NEW ") 155 156 #define netfs_sreq_ref_traces \ 157 EM(netfs_sreq_trace_get_copy_to_cache, "GET COPY2C ") \ 158 EM(netfs_sreq_trace_get_resubmit, "GET RESUBMT") \ 159 EM(netfs_sreq_trace_get_submit, "GET SUBMIT ") \ 160 EM(netfs_sreq_trace_get_short_read, "GET SHORTRD") \ 161 EM(netfs_sreq_trace_new, "NEW ") \ 162 EM(netfs_sreq_trace_put_abandon, "PUT ABANDON") \ 163 EM(netfs_sreq_trace_put_cancel, "PUT CANCEL ") \ 164 EM(netfs_sreq_trace_put_clear, "PUT CLEAR ") \ 165 EM(netfs_sreq_trace_put_consumed, "PUT CONSUME") \ 166 EM(netfs_sreq_trace_put_done, "PUT DONE ") \ 167 EM(netfs_sreq_trace_put_failed, "PUT FAILED ") \ 168 EM(netfs_sreq_trace_put_merged, "PUT MERGED ") \ 169 EM(netfs_sreq_trace_put_no_copy, "PUT NO COPY") \ 170 EM(netfs_sreq_trace_put_oom, "PUT OOM ") \ 171 EM(netfs_sreq_trace_put_wip, "PUT WIP ") \ 172 EM(netfs_sreq_trace_put_work, "PUT WORK ") \ 173 EM(netfs_sreq_trace_put_terminated, "PUT TERM ") \ 174 E_(netfs_sreq_trace_see_failed, "SEE FAILED ") 175 176 #define netfs_folio_traces \ 177 EM(netfs_folio_is_uptodate, "mod-uptodate") \ 178 EM(netfs_just_prefetch, "mod-prefetch") \ 179 EM(netfs_whole_folio_modify, "mod-whole-f") \ 180 EM(netfs_modify_and_clear, "mod-n-clear") \ 181 EM(netfs_streaming_write, "mod-streamw") \ 182 EM(netfs_streaming_write_cont, "mod-streamw+") \ 183 EM(netfs_flush_content, "flush") \ 184 EM(netfs_streaming_filled_page, "mod-streamw-f") \ 185 EM(netfs_streaming_cont_filled_page, "mod-streamw-f+") \ 186 EM(netfs_folio_trace_abandon, "abandon") \ 187 EM(netfs_folio_trace_alloc_buffer, "alloc-buf") \ 188 EM(netfs_folio_trace_cancel_copy, "cancel-copy") \ 189 EM(netfs_folio_trace_cancel_store, "cancel-store") \ 190 EM(netfs_folio_trace_clear, "clear") \ 191 EM(netfs_folio_trace_clear_cc, "clear-cc") \ 192 EM(netfs_folio_trace_clear_g, "clear-g") \ 193 EM(netfs_folio_trace_clear_s, "clear-s") \ 194 EM(netfs_folio_trace_copy_to_cache, "mark-copy") \ 195 EM(netfs_folio_trace_end_copy, "end-copy") \ 196 EM(netfs_folio_trace_filled_gaps, "filled-gaps") \ 197 EM(netfs_folio_trace_kill, "kill") \ 198 EM(netfs_folio_trace_kill_cc, "kill-cc") \ 199 EM(netfs_folio_trace_kill_g, "kill-g") \ 200 EM(netfs_folio_trace_kill_s, "kill-s") \ 201 EM(netfs_folio_trace_mkwrite, "mkwrite") \ 202 EM(netfs_folio_trace_mkwrite_plus, "mkwrite+") \ 203 EM(netfs_folio_trace_not_under_wback, "!wback") \ 204 EM(netfs_folio_trace_not_locked, "!locked") \ 205 EM(netfs_folio_trace_put, "put") \ 206 EM(netfs_folio_trace_read, "read") \ 207 EM(netfs_folio_trace_read_done, "read-done") \ 208 EM(netfs_folio_trace_read_gaps, "read-gaps") \ 209 EM(netfs_folio_trace_read_unlock, "read-unlock") \ 210 EM(netfs_folio_trace_redirtied, "redirtied") \ 211 EM(netfs_folio_trace_store, "store") \ 212 EM(netfs_folio_trace_store_copy, "store-copy") \ 213 EM(netfs_folio_trace_store_plus, "store+") \ 214 EM(netfs_folio_trace_wthru, "wthru") \ 215 E_(netfs_folio_trace_wthru_plus, "wthru+") 216 217 #define netfs_collect_contig_traces \ 218 EM(netfs_contig_trace_collect, "Collect") \ 219 EM(netfs_contig_trace_jump, "-->JUMP-->") \ 220 E_(netfs_contig_trace_unlock, "Unlock") 221 222 #define netfs_donate_traces \ 223 EM(netfs_trace_donate_tail_to_prev, "tail-to-prev") \ 224 EM(netfs_trace_donate_to_prev, "to-prev") \ 225 EM(netfs_trace_donate_to_next, "to-next") \ 226 E_(netfs_trace_donate_to_deferred_next, "defer-next") 227 228 #define netfs_folioq_traces \ 229 EM(netfs_trace_folioq_alloc_buffer, "alloc-buf") \ 230 EM(netfs_trace_folioq_clear, "clear") \ 231 EM(netfs_trace_folioq_delete, "delete") \ 232 EM(netfs_trace_folioq_make_space, "make-space") \ 233 EM(netfs_trace_folioq_rollbuf_init, "roll-init") \ 234 E_(netfs_trace_folioq_read_progress, "r-progress") 235 236 #ifndef __NETFS_DECLARE_TRACE_ENUMS_ONCE_ONLY 237 #define __NETFS_DECLARE_TRACE_ENUMS_ONCE_ONLY 238 239 #undef EM 240 #undef E_ 241 #define EM(a, b) a, 242 #define E_(a, b) a 243 244 enum netfs_read_trace { netfs_read_traces } __mode(byte); 245 enum netfs_write_trace { netfs_write_traces } __mode(byte); 246 enum netfs_rreq_trace { netfs_rreq_traces } __mode(byte); 247 enum netfs_sreq_trace { netfs_sreq_traces } __mode(byte); 248 enum netfs_failure { netfs_failures } __mode(byte); 249 enum netfs_rreq_ref_trace { netfs_rreq_ref_traces } __mode(byte); 250 enum netfs_sreq_ref_trace { netfs_sreq_ref_traces } __mode(byte); 251 enum netfs_folio_trace { netfs_folio_traces } __mode(byte); 252 enum netfs_collect_contig_trace { netfs_collect_contig_traces } __mode(byte); 253 enum netfs_donate_trace { netfs_donate_traces } __mode(byte); 254 enum netfs_folioq_trace { netfs_folioq_traces } __mode(byte); 255 256 #endif 257 258 /* 259 * Export enum symbols via userspace. 260 */ 261 #undef EM 262 #undef E_ 263 #define EM(a, b) TRACE_DEFINE_ENUM(a); 264 #define E_(a, b) TRACE_DEFINE_ENUM(a); 265 266 netfs_read_traces; 267 netfs_write_traces; 268 netfs_rreq_origins; 269 netfs_rreq_traces; 270 netfs_sreq_sources; 271 netfs_sreq_traces; 272 netfs_failures; 273 netfs_rreq_ref_traces; 274 netfs_sreq_ref_traces; 275 netfs_folio_traces; 276 netfs_collect_contig_traces; 277 netfs_donate_traces; 278 netfs_folioq_traces; 279 280 /* 281 * Now redefine the EM() and E_() macros to map the enums to the strings that 282 * will be printed in the output. 283 */ 284 #undef EM 285 #undef E_ 286 #define EM(a, b) { a, b }, 287 #define E_(a, b) { a, b } 288 289 TRACE_EVENT(netfs_read, 290 TP_PROTO(struct netfs_io_request *rreq, 291 loff_t start, size_t len, 292 enum netfs_read_trace what), 293 294 TP_ARGS(rreq, start, len, what), 295 296 TP_STRUCT__entry( 297 __field(unsigned int, rreq) 298 __field(unsigned int, cookie) 299 __field(loff_t, i_size) 300 __field(loff_t, start) 301 __field(size_t, len) 302 __field(enum netfs_read_trace, what) 303 __field(unsigned int, netfs_inode) 304 ), 305 306 TP_fast_assign( 307 __entry->rreq = rreq->debug_id; 308 __entry->cookie = rreq->cache_resources.debug_id; 309 __entry->i_size = rreq->i_size; 310 __entry->start = start; 311 __entry->len = len; 312 __entry->what = what; 313 __entry->netfs_inode = rreq->inode->i_ino; 314 ), 315 316 TP_printk("R=%08x %s c=%08x ni=%x s=%llx l=%zx sz=%llx", 317 __entry->rreq, 318 __print_symbolic(__entry->what, netfs_read_traces), 319 __entry->cookie, 320 __entry->netfs_inode, 321 __entry->start, __entry->len, __entry->i_size) 322 ); 323 324 TRACE_EVENT(netfs_rreq, 325 TP_PROTO(struct netfs_io_request *rreq, 326 enum netfs_rreq_trace what), 327 328 TP_ARGS(rreq, what), 329 330 TP_STRUCT__entry( 331 __field(unsigned int, rreq) 332 __field(unsigned int, flags) 333 __field(enum netfs_io_origin, origin) 334 __field(enum netfs_rreq_trace, what) 335 ), 336 337 TP_fast_assign( 338 __entry->rreq = rreq->debug_id; 339 __entry->flags = rreq->flags; 340 __entry->origin = rreq->origin; 341 __entry->what = what; 342 ), 343 344 TP_printk("R=%08x %s %s f=%02x", 345 __entry->rreq, 346 __print_symbolic(__entry->origin, netfs_rreq_origins), 347 __print_symbolic(__entry->what, netfs_rreq_traces), 348 __entry->flags) 349 ); 350 351 TRACE_EVENT(netfs_sreq, 352 TP_PROTO(struct netfs_io_subrequest *sreq, 353 enum netfs_sreq_trace what), 354 355 TP_ARGS(sreq, what), 356 357 TP_STRUCT__entry( 358 __field(unsigned int, rreq) 359 __field(unsigned short, index) 360 __field(short, error) 361 __field(unsigned short, flags) 362 __field(enum netfs_io_source, source) 363 __field(enum netfs_sreq_trace, what) 364 __field(u8, slot) 365 __field(size_t, len) 366 __field(size_t, transferred) 367 __field(loff_t, start) 368 ), 369 370 TP_fast_assign( 371 __entry->rreq = sreq->rreq->debug_id; 372 __entry->index = sreq->debug_index; 373 __entry->error = sreq->error; 374 __entry->flags = sreq->flags; 375 __entry->source = sreq->source; 376 __entry->what = what; 377 __entry->len = sreq->len; 378 __entry->transferred = sreq->transferred; 379 __entry->start = sreq->start; 380 __entry->slot = sreq->io_iter.folioq_slot; 381 ), 382 383 TP_printk("R=%08x[%x] %s %s f=%03x s=%llx %zx/%zx s=%u e=%d", 384 __entry->rreq, __entry->index, 385 __print_symbolic(__entry->source, netfs_sreq_sources), 386 __print_symbolic(__entry->what, netfs_sreq_traces), 387 __entry->flags, 388 __entry->start, __entry->transferred, __entry->len, 389 __entry->slot, __entry->error) 390 ); 391 392 TRACE_EVENT(netfs_failure, 393 TP_PROTO(struct netfs_io_request *rreq, 394 struct netfs_io_subrequest *sreq, 395 int error, enum netfs_failure what), 396 397 TP_ARGS(rreq, sreq, error, what), 398 399 TP_STRUCT__entry( 400 __field(unsigned int, rreq) 401 __field(short, index) 402 __field(short, error) 403 __field(unsigned short, flags) 404 __field(enum netfs_io_source, source) 405 __field(enum netfs_failure, what) 406 __field(size_t, len) 407 __field(size_t, transferred) 408 __field(loff_t, start) 409 ), 410 411 TP_fast_assign( 412 __entry->rreq = rreq->debug_id; 413 __entry->index = sreq ? sreq->debug_index : -1; 414 __entry->error = error; 415 __entry->flags = sreq ? sreq->flags : 0; 416 __entry->source = sreq ? sreq->source : NETFS_INVALID_READ; 417 __entry->what = what; 418 __entry->len = sreq ? sreq->len : rreq->len; 419 __entry->transferred = sreq ? sreq->transferred : 0; 420 __entry->start = sreq ? sreq->start : 0; 421 ), 422 423 TP_printk("R=%08x[%x] %s f=%02x s=%llx %zx/%zx %s e=%d", 424 __entry->rreq, __entry->index, 425 __print_symbolic(__entry->source, netfs_sreq_sources), 426 __entry->flags, 427 __entry->start, __entry->transferred, __entry->len, 428 __print_symbolic(__entry->what, netfs_failures), 429 __entry->error) 430 ); 431 432 TRACE_EVENT(netfs_rreq_ref, 433 TP_PROTO(unsigned int rreq_debug_id, int ref, 434 enum netfs_rreq_ref_trace what), 435 436 TP_ARGS(rreq_debug_id, ref, what), 437 438 TP_STRUCT__entry( 439 __field(unsigned int, rreq) 440 __field(int, ref) 441 __field(enum netfs_rreq_ref_trace, what) 442 ), 443 444 TP_fast_assign( 445 __entry->rreq = rreq_debug_id; 446 __entry->ref = ref; 447 __entry->what = what; 448 ), 449 450 TP_printk("R=%08x %s r=%u", 451 __entry->rreq, 452 __print_symbolic(__entry->what, netfs_rreq_ref_traces), 453 __entry->ref) 454 ); 455 456 TRACE_EVENT(netfs_sreq_ref, 457 TP_PROTO(unsigned int rreq_debug_id, unsigned int subreq_debug_index, 458 int ref, enum netfs_sreq_ref_trace what), 459 460 TP_ARGS(rreq_debug_id, subreq_debug_index, ref, what), 461 462 TP_STRUCT__entry( 463 __field(unsigned int, rreq) 464 __field(unsigned int, subreq) 465 __field(int, ref) 466 __field(enum netfs_sreq_ref_trace, what) 467 ), 468 469 TP_fast_assign( 470 __entry->rreq = rreq_debug_id; 471 __entry->subreq = subreq_debug_index; 472 __entry->ref = ref; 473 __entry->what = what; 474 ), 475 476 TP_printk("R=%08x[%x] %s r=%u", 477 __entry->rreq, 478 __entry->subreq, 479 __print_symbolic(__entry->what, netfs_sreq_ref_traces), 480 __entry->ref) 481 ); 482 483 TRACE_EVENT(netfs_folio, 484 TP_PROTO(struct folio *folio, enum netfs_folio_trace why), 485 486 TP_ARGS(folio, why), 487 488 TP_STRUCT__entry( 489 __field(ino_t, ino) 490 __field(pgoff_t, index) 491 __field(unsigned int, nr) 492 __field(enum netfs_folio_trace, why) 493 ), 494 495 TP_fast_assign( 496 struct address_space *__m = READ_ONCE(folio->mapping); 497 __entry->ino = __m ? __m->host->i_ino : 0; 498 __entry->why = why; 499 __entry->index = folio->index; 500 __entry->nr = folio_nr_pages(folio); 501 ), 502 503 TP_printk("i=%05lx ix=%05lx-%05lx %s", 504 __entry->ino, __entry->index, __entry->index + __entry->nr - 1, 505 __print_symbolic(__entry->why, netfs_folio_traces)) 506 ); 507 508 TRACE_EVENT(netfs_write_iter, 509 TP_PROTO(const struct kiocb *iocb, const struct iov_iter *from), 510 511 TP_ARGS(iocb, from), 512 513 TP_STRUCT__entry( 514 __field(unsigned long long, start) 515 __field(size_t, len) 516 __field(unsigned int, flags) 517 __field(unsigned int, ino) 518 ), 519 520 TP_fast_assign( 521 __entry->start = iocb->ki_pos; 522 __entry->len = iov_iter_count(from); 523 __entry->ino = iocb->ki_filp->f_inode->i_ino; 524 __entry->flags = iocb->ki_flags; 525 ), 526 527 TP_printk("WRITE-ITER i=%x s=%llx l=%zx f=%x", 528 __entry->ino, __entry->start, __entry->len, __entry->flags) 529 ); 530 531 TRACE_EVENT(netfs_write, 532 TP_PROTO(const struct netfs_io_request *wreq, 533 enum netfs_write_trace what), 534 535 TP_ARGS(wreq, what), 536 537 TP_STRUCT__entry( 538 __field(unsigned int, wreq) 539 __field(unsigned int, cookie) 540 __field(unsigned int, ino) 541 __field(enum netfs_write_trace, what) 542 __field(unsigned long long, start) 543 __field(unsigned long long, len) 544 ), 545 546 TP_fast_assign( 547 struct netfs_inode *__ctx = netfs_inode(wreq->inode); 548 struct fscache_cookie *__cookie = netfs_i_cookie(__ctx); 549 __entry->wreq = wreq->debug_id; 550 __entry->cookie = __cookie ? __cookie->debug_id : 0; 551 __entry->ino = wreq->inode->i_ino; 552 __entry->what = what; 553 __entry->start = wreq->start; 554 __entry->len = wreq->len; 555 ), 556 557 TP_printk("R=%08x %s c=%08x i=%x by=%llx-%llx", 558 __entry->wreq, 559 __print_symbolic(__entry->what, netfs_write_traces), 560 __entry->cookie, 561 __entry->ino, 562 __entry->start, __entry->start + __entry->len - 1) 563 ); 564 565 TRACE_EVENT(netfs_copy2cache, 566 TP_PROTO(const struct netfs_io_request *rreq, 567 const struct netfs_io_request *creq), 568 569 TP_ARGS(rreq, creq), 570 571 TP_STRUCT__entry( 572 __field(unsigned int, rreq) 573 __field(unsigned int, creq) 574 __field(unsigned int, cookie) 575 __field(unsigned int, ino) 576 ), 577 578 TP_fast_assign( 579 struct netfs_inode *__ctx = netfs_inode(rreq->inode); 580 struct fscache_cookie *__cookie = netfs_i_cookie(__ctx); 581 __entry->rreq = rreq->debug_id; 582 __entry->creq = creq->debug_id; 583 __entry->cookie = __cookie ? __cookie->debug_id : 0; 584 __entry->ino = rreq->inode->i_ino; 585 ), 586 587 TP_printk("R=%08x CR=%08x c=%08x i=%x ", 588 __entry->rreq, 589 __entry->creq, 590 __entry->cookie, 591 __entry->ino) 592 ); 593 594 TRACE_EVENT(netfs_collect, 595 TP_PROTO(const struct netfs_io_request *wreq), 596 597 TP_ARGS(wreq), 598 599 TP_STRUCT__entry( 600 __field(unsigned int, wreq) 601 __field(unsigned int, len) 602 __field(unsigned long long, transferred) 603 __field(unsigned long long, start) 604 ), 605 606 TP_fast_assign( 607 __entry->wreq = wreq->debug_id; 608 __entry->start = wreq->start; 609 __entry->len = wreq->len; 610 __entry->transferred = wreq->transferred; 611 ), 612 613 TP_printk("R=%08x s=%llx-%llx", 614 __entry->wreq, 615 __entry->start + __entry->transferred, 616 __entry->start + __entry->len) 617 ); 618 619 TRACE_EVENT(netfs_collect_sreq, 620 TP_PROTO(const struct netfs_io_request *wreq, 621 const struct netfs_io_subrequest *subreq), 622 623 TP_ARGS(wreq, subreq), 624 625 TP_STRUCT__entry( 626 __field(unsigned int, wreq) 627 __field(unsigned int, subreq) 628 __field(unsigned int, stream) 629 __field(unsigned int, len) 630 __field(unsigned int, transferred) 631 __field(unsigned long long, start) 632 ), 633 634 TP_fast_assign( 635 __entry->wreq = wreq->debug_id; 636 __entry->subreq = subreq->debug_index; 637 __entry->stream = subreq->stream_nr; 638 __entry->start = subreq->start; 639 __entry->len = subreq->len; 640 __entry->transferred = subreq->transferred; 641 ), 642 643 TP_printk("R=%08x[%u:%02x] s=%llx t=%x/%x", 644 __entry->wreq, __entry->stream, __entry->subreq, 645 __entry->start, __entry->transferred, __entry->len) 646 ); 647 648 TRACE_EVENT(netfs_collect_folio, 649 TP_PROTO(const struct netfs_io_request *wreq, 650 const struct folio *folio, 651 unsigned long long fend, 652 unsigned long long collected_to), 653 654 TP_ARGS(wreq, folio, fend, collected_to), 655 656 TP_STRUCT__entry( 657 __field(unsigned int, wreq) 658 __field(unsigned long, index) 659 __field(unsigned long long, fend) 660 __field(unsigned long long, cleaned_to) 661 __field(unsigned long long, collected_to) 662 ), 663 664 TP_fast_assign( 665 __entry->wreq = wreq->debug_id; 666 __entry->index = folio->index; 667 __entry->fend = fend; 668 __entry->cleaned_to = wreq->cleaned_to; 669 __entry->collected_to = collected_to; 670 ), 671 672 TP_printk("R=%08x ix=%05lx r=%llx-%llx t=%llx/%llx", 673 __entry->wreq, __entry->index, 674 (unsigned long long)__entry->index * PAGE_SIZE, __entry->fend, 675 __entry->cleaned_to, __entry->collected_to) 676 ); 677 678 TRACE_EVENT(netfs_collect_state, 679 TP_PROTO(const struct netfs_io_request *wreq, 680 unsigned long long collected_to, 681 unsigned int notes), 682 683 TP_ARGS(wreq, collected_to, notes), 684 685 TP_STRUCT__entry( 686 __field(unsigned int, wreq) 687 __field(unsigned int, notes) 688 __field(unsigned long long, collected_to) 689 __field(unsigned long long, cleaned_to) 690 ), 691 692 TP_fast_assign( 693 __entry->wreq = wreq->debug_id; 694 __entry->notes = notes; 695 __entry->collected_to = collected_to; 696 __entry->cleaned_to = wreq->cleaned_to; 697 ), 698 699 TP_printk("R=%08x col=%llx cln=%llx n=%x", 700 __entry->wreq, __entry->collected_to, 701 __entry->cleaned_to, 702 __entry->notes) 703 ); 704 705 TRACE_EVENT(netfs_collect_gap, 706 TP_PROTO(const struct netfs_io_request *wreq, 707 const struct netfs_io_stream *stream, 708 unsigned long long jump_to, char type), 709 710 TP_ARGS(wreq, stream, jump_to, type), 711 712 TP_STRUCT__entry( 713 __field(unsigned int, wreq) 714 __field(unsigned char, stream) 715 __field(unsigned char, type) 716 __field(unsigned long long, from) 717 __field(unsigned long long, to) 718 ), 719 720 TP_fast_assign( 721 __entry->wreq = wreq->debug_id; 722 __entry->stream = stream->stream_nr; 723 __entry->from = stream->collected_to; 724 __entry->to = jump_to; 725 __entry->type = type; 726 ), 727 728 TP_printk("R=%08x[%x:] %llx->%llx %c", 729 __entry->wreq, __entry->stream, 730 __entry->from, __entry->to, __entry->type) 731 ); 732 733 TRACE_EVENT(netfs_collect_stream, 734 TP_PROTO(const struct netfs_io_request *wreq, 735 const struct netfs_io_stream *stream), 736 737 TP_ARGS(wreq, stream), 738 739 TP_STRUCT__entry( 740 __field(unsigned int, wreq) 741 __field(unsigned char, stream) 742 __field(unsigned long long, collected_to) 743 __field(unsigned long long, front) 744 ), 745 746 TP_fast_assign( 747 __entry->wreq = wreq->debug_id; 748 __entry->stream = stream->stream_nr; 749 __entry->collected_to = stream->collected_to; 750 __entry->front = stream->front ? stream->front->start : UINT_MAX; 751 ), 752 753 TP_printk("R=%08x[%x:] cto=%llx frn=%llx", 754 __entry->wreq, __entry->stream, 755 __entry->collected_to, __entry->front) 756 ); 757 758 TRACE_EVENT(netfs_folioq, 759 TP_PROTO(const struct folio_queue *fq, 760 enum netfs_folioq_trace trace), 761 762 TP_ARGS(fq, trace), 763 764 TP_STRUCT__entry( 765 __field(unsigned int, rreq) 766 __field(unsigned int, id) 767 __field(enum netfs_folioq_trace, trace) 768 ), 769 770 TP_fast_assign( 771 __entry->rreq = fq ? fq->rreq_id : 0; 772 __entry->id = fq ? fq->debug_id : 0; 773 __entry->trace = trace; 774 ), 775 776 TP_printk("R=%08x fq=%x %s", 777 __entry->rreq, __entry->id, 778 __print_symbolic(__entry->trace, netfs_folioq_traces)) 779 ); 780 781 #undef EM 782 #undef E_ 783 #endif /* _TRACE_NETFS_H */ 784 785 /* This part must be outside protection */ 786 #include <trace/define_trace.h> 787