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_whole_folio_modify_efault, "mod-whole-f!") \ 181 EM(netfs_whole_folio_modify_filled, "mod-whole-f+") \ 182 EM(netfs_whole_folio_modify_filled_efault, "mod-whole-f+!") \ 183 EM(netfs_modify_and_clear, "mod-n-clear") \ 184 EM(netfs_modify_and_clear_rm_finfo, "mod-n-clear+") \ 185 EM(netfs_streaming_write, "mod-streamw") \ 186 EM(netfs_streaming_write_cont, "mod-streamw+") \ 187 EM(netfs_flush_content, "flush") \ 188 EM(netfs_streaming_filled_page, "mod-streamw-f") \ 189 EM(netfs_streaming_cont_filled_page, "mod-streamw-f+") \ 190 EM(netfs_folio_trace_abandon, "abandon") \ 191 EM(netfs_folio_trace_alloc_buffer, "alloc-buf") \ 192 EM(netfs_folio_trace_cancel_copy, "cancel-copy") \ 193 EM(netfs_folio_trace_cancel_store, "cancel-store") \ 194 EM(netfs_folio_trace_clear, "clear") \ 195 EM(netfs_folio_trace_clear_cc, "clear-cc") \ 196 EM(netfs_folio_trace_clear_g, "clear-g") \ 197 EM(netfs_folio_trace_clear_s, "clear-s") \ 198 EM(netfs_folio_trace_copy_to_cache, "mark-copy") \ 199 EM(netfs_folio_trace_end_copy, "end-copy") \ 200 EM(netfs_folio_trace_filled_gaps, "filled-gaps") \ 201 EM(netfs_folio_trace_invalidate_all, "inval-all") \ 202 EM(netfs_folio_trace_invalidate_front, "inval-front") \ 203 EM(netfs_folio_trace_invalidate_middle, "inval-mid") \ 204 EM(netfs_folio_trace_invalidate_tail, "inval-tail") \ 205 EM(netfs_folio_trace_kill, "kill") \ 206 EM(netfs_folio_trace_kill_cc, "kill-cc") \ 207 EM(netfs_folio_trace_kill_g, "kill-g") \ 208 EM(netfs_folio_trace_kill_s, "kill-s") \ 209 EM(netfs_folio_trace_mkwrite, "mkwrite") \ 210 EM(netfs_folio_trace_mkwrite_plus, "mkwrite+") \ 211 EM(netfs_folio_trace_not_under_wback, "!wback") \ 212 EM(netfs_folio_trace_not_locked, "!locked") \ 213 EM(netfs_folio_trace_put, "put") \ 214 EM(netfs_folio_trace_read, "read") \ 215 EM(netfs_folio_trace_read_done, "read-done") \ 216 EM(netfs_folio_trace_read_gaps, "read-gaps") \ 217 EM(netfs_folio_trace_read_unlock, "read-unlock") \ 218 EM(netfs_folio_trace_redirtied, "redirtied") \ 219 EM(netfs_folio_trace_store, "store") \ 220 EM(netfs_folio_trace_store_copy, "store-copy") \ 221 EM(netfs_folio_trace_store_plus, "store+") \ 222 EM(netfs_folio_trace_wthru, "wthru") \ 223 E_(netfs_folio_trace_wthru_plus, "wthru+") 224 225 #define netfs_collect_contig_traces \ 226 EM(netfs_contig_trace_collect, "Collect") \ 227 EM(netfs_contig_trace_jump, "-->JUMP-->") \ 228 E_(netfs_contig_trace_unlock, "Unlock") 229 230 #define netfs_donate_traces \ 231 EM(netfs_trace_donate_tail_to_prev, "tail-to-prev") \ 232 EM(netfs_trace_donate_to_prev, "to-prev") \ 233 EM(netfs_trace_donate_to_next, "to-next") \ 234 E_(netfs_trace_donate_to_deferred_next, "defer-next") 235 236 #define netfs_folioq_traces \ 237 EM(netfs_trace_folioq_alloc_buffer, "alloc-buf") \ 238 EM(netfs_trace_folioq_clear, "clear") \ 239 EM(netfs_trace_folioq_delete, "delete") \ 240 EM(netfs_trace_folioq_make_space, "make-space") \ 241 EM(netfs_trace_folioq_rollbuf_init, "roll-init") \ 242 E_(netfs_trace_folioq_read_progress, "r-progress") 243 244 #ifndef __NETFS_DECLARE_TRACE_ENUMS_ONCE_ONLY 245 #define __NETFS_DECLARE_TRACE_ENUMS_ONCE_ONLY 246 247 #undef EM 248 #undef E_ 249 #define EM(a, b) a, 250 #define E_(a, b) a 251 252 enum netfs_read_trace { netfs_read_traces } __mode(byte); 253 enum netfs_write_trace { netfs_write_traces } __mode(byte); 254 enum netfs_rreq_trace { netfs_rreq_traces } __mode(byte); 255 enum netfs_sreq_trace { netfs_sreq_traces } __mode(byte); 256 enum netfs_failure { netfs_failures } __mode(byte); 257 enum netfs_rreq_ref_trace { netfs_rreq_ref_traces } __mode(byte); 258 enum netfs_sreq_ref_trace { netfs_sreq_ref_traces } __mode(byte); 259 enum netfs_folio_trace { netfs_folio_traces } __mode(byte); 260 enum netfs_collect_contig_trace { netfs_collect_contig_traces } __mode(byte); 261 enum netfs_donate_trace { netfs_donate_traces } __mode(byte); 262 enum netfs_folioq_trace { netfs_folioq_traces } __mode(byte); 263 264 #endif 265 266 /* 267 * Export enum symbols via userspace. 268 */ 269 #undef EM 270 #undef E_ 271 #define EM(a, b) TRACE_DEFINE_ENUM(a); 272 #define E_(a, b) TRACE_DEFINE_ENUM(a); 273 274 netfs_read_traces; 275 netfs_write_traces; 276 netfs_rreq_origins; 277 netfs_rreq_traces; 278 netfs_sreq_sources; 279 netfs_sreq_traces; 280 netfs_failures; 281 netfs_rreq_ref_traces; 282 netfs_sreq_ref_traces; 283 netfs_folio_traces; 284 netfs_collect_contig_traces; 285 netfs_donate_traces; 286 netfs_folioq_traces; 287 288 /* 289 * Now redefine the EM() and E_() macros to map the enums to the strings that 290 * will be printed in the output. 291 */ 292 #undef EM 293 #undef E_ 294 #define EM(a, b) { a, b }, 295 #define E_(a, b) { a, b } 296 297 TRACE_EVENT(netfs_read, 298 TP_PROTO(struct netfs_io_request *rreq, 299 loff_t start, size_t len, 300 enum netfs_read_trace what), 301 302 TP_ARGS(rreq, start, len, what), 303 304 TP_STRUCT__entry( 305 __field(unsigned int, rreq) 306 __field(unsigned int, cookie) 307 __field(loff_t, i_size) 308 __field(loff_t, start) 309 __field(size_t, len) 310 __field(enum netfs_read_trace, what) 311 __field(u64, netfs_inode) 312 ), 313 314 TP_fast_assign( 315 __entry->rreq = rreq->debug_id; 316 __entry->cookie = rreq->cache_resources.debug_id; 317 __entry->i_size = rreq->i_size; 318 __entry->start = start; 319 __entry->len = len; 320 __entry->what = what; 321 __entry->netfs_inode = rreq->inode->i_ino; 322 ), 323 324 TP_printk("R=%08x %s c=%08x ni=%llx s=%llx l=%zx sz=%llx", 325 __entry->rreq, 326 __print_symbolic(__entry->what, netfs_read_traces), 327 __entry->cookie, 328 __entry->netfs_inode, 329 __entry->start, __entry->len, __entry->i_size) 330 ); 331 332 TRACE_EVENT(netfs_rreq, 333 TP_PROTO(struct netfs_io_request *rreq, 334 enum netfs_rreq_trace what), 335 336 TP_ARGS(rreq, what), 337 338 TP_STRUCT__entry( 339 __field(unsigned int, rreq) 340 __field(unsigned int, flags) 341 __field(enum netfs_io_origin, origin) 342 __field(enum netfs_rreq_trace, what) 343 ), 344 345 TP_fast_assign( 346 __entry->rreq = rreq->debug_id; 347 __entry->flags = rreq->flags; 348 __entry->origin = rreq->origin; 349 __entry->what = what; 350 ), 351 352 TP_printk("R=%08x %s %s f=%02x", 353 __entry->rreq, 354 __print_symbolic(__entry->origin, netfs_rreq_origins), 355 __print_symbolic(__entry->what, netfs_rreq_traces), 356 __entry->flags) 357 ); 358 359 TRACE_EVENT(netfs_sreq, 360 TP_PROTO(struct netfs_io_subrequest *sreq, 361 enum netfs_sreq_trace what), 362 363 TP_ARGS(sreq, what), 364 365 TP_STRUCT__entry( 366 __field(unsigned int, rreq) 367 __field(unsigned short, index) 368 __field(short, error) 369 __field(unsigned short, flags) 370 __field(enum netfs_io_source, source) 371 __field(enum netfs_sreq_trace, what) 372 __field(u8, slot) 373 __field(size_t, len) 374 __field(size_t, transferred) 375 __field(loff_t, start) 376 ), 377 378 TP_fast_assign( 379 __entry->rreq = sreq->rreq->debug_id; 380 __entry->index = sreq->debug_index; 381 __entry->error = sreq->error; 382 __entry->flags = sreq->flags; 383 __entry->source = sreq->source; 384 __entry->what = what; 385 __entry->len = sreq->len; 386 __entry->transferred = sreq->transferred; 387 __entry->start = sreq->start; 388 __entry->slot = sreq->io_iter.folioq_slot; 389 ), 390 391 TP_printk("R=%08x[%x] %s %s f=%03x s=%llx %zx/%zx s=%u e=%d", 392 __entry->rreq, __entry->index, 393 __print_symbolic(__entry->source, netfs_sreq_sources), 394 __print_symbolic(__entry->what, netfs_sreq_traces), 395 __entry->flags, 396 __entry->start, __entry->transferred, __entry->len, 397 __entry->slot, __entry->error) 398 ); 399 400 TRACE_EVENT(netfs_failure, 401 TP_PROTO(struct netfs_io_request *rreq, 402 struct netfs_io_subrequest *sreq, 403 int error, enum netfs_failure what), 404 405 TP_ARGS(rreq, sreq, error, what), 406 407 TP_STRUCT__entry( 408 __field(unsigned int, rreq) 409 __field(short, index) 410 __field(short, error) 411 __field(unsigned short, flags) 412 __field(enum netfs_io_source, source) 413 __field(enum netfs_failure, what) 414 __field(size_t, len) 415 __field(size_t, transferred) 416 __field(loff_t, start) 417 ), 418 419 TP_fast_assign( 420 __entry->rreq = rreq->debug_id; 421 __entry->index = sreq ? sreq->debug_index : -1; 422 __entry->error = error; 423 __entry->flags = sreq ? sreq->flags : 0; 424 __entry->source = sreq ? sreq->source : NETFS_INVALID_READ; 425 __entry->what = what; 426 __entry->len = sreq ? sreq->len : rreq->len; 427 __entry->transferred = sreq ? sreq->transferred : 0; 428 __entry->start = sreq ? sreq->start : 0; 429 ), 430 431 TP_printk("R=%08x[%x] %s f=%02x s=%llx %zx/%zx %s e=%d", 432 __entry->rreq, __entry->index, 433 __print_symbolic(__entry->source, netfs_sreq_sources), 434 __entry->flags, 435 __entry->start, __entry->transferred, __entry->len, 436 __print_symbolic(__entry->what, netfs_failures), 437 __entry->error) 438 ); 439 440 TRACE_EVENT(netfs_rreq_ref, 441 TP_PROTO(unsigned int rreq_debug_id, int ref, 442 enum netfs_rreq_ref_trace what), 443 444 TP_ARGS(rreq_debug_id, ref, what), 445 446 TP_STRUCT__entry( 447 __field(unsigned int, rreq) 448 __field(int, ref) 449 __field(enum netfs_rreq_ref_trace, what) 450 ), 451 452 TP_fast_assign( 453 __entry->rreq = rreq_debug_id; 454 __entry->ref = ref; 455 __entry->what = what; 456 ), 457 458 TP_printk("R=%08x %s r=%u", 459 __entry->rreq, 460 __print_symbolic(__entry->what, netfs_rreq_ref_traces), 461 __entry->ref) 462 ); 463 464 TRACE_EVENT(netfs_sreq_ref, 465 TP_PROTO(unsigned int rreq_debug_id, unsigned int subreq_debug_index, 466 int ref, enum netfs_sreq_ref_trace what), 467 468 TP_ARGS(rreq_debug_id, subreq_debug_index, ref, what), 469 470 TP_STRUCT__entry( 471 __field(unsigned int, rreq) 472 __field(unsigned int, subreq) 473 __field(int, ref) 474 __field(enum netfs_sreq_ref_trace, what) 475 ), 476 477 TP_fast_assign( 478 __entry->rreq = rreq_debug_id; 479 __entry->subreq = subreq_debug_index; 480 __entry->ref = ref; 481 __entry->what = what; 482 ), 483 484 TP_printk("R=%08x[%x] %s r=%u", 485 __entry->rreq, 486 __entry->subreq, 487 __print_symbolic(__entry->what, netfs_sreq_ref_traces), 488 __entry->ref) 489 ); 490 491 TRACE_EVENT(netfs_folio, 492 TP_PROTO(struct folio *folio, enum netfs_folio_trace why), 493 494 TP_ARGS(folio, why), 495 496 TP_STRUCT__entry( 497 __field(u64, ino) 498 __field(pgoff_t, index) 499 __field(unsigned int, nr) 500 __field(enum netfs_folio_trace, why) 501 ), 502 503 TP_fast_assign( 504 struct address_space *__m = READ_ONCE(folio->mapping); 505 __entry->ino = __m ? __m->host->i_ino : 0; 506 __entry->why = why; 507 __entry->index = folio->index; 508 __entry->nr = folio_nr_pages(folio); 509 ), 510 511 TP_printk("i=%05llx ix=%05lx-%05lx %s", 512 __entry->ino, __entry->index, __entry->index + __entry->nr - 1, 513 __print_symbolic(__entry->why, netfs_folio_traces)) 514 ); 515 516 TRACE_EVENT(netfs_write_iter, 517 TP_PROTO(const struct kiocb *iocb, const struct iov_iter *from), 518 519 TP_ARGS(iocb, from), 520 521 TP_STRUCT__entry( 522 __field(unsigned long long, start) 523 __field(size_t, len) 524 __field(unsigned int, flags) 525 __field(unsigned int, ino) 526 ), 527 528 TP_fast_assign( 529 __entry->start = iocb->ki_pos; 530 __entry->len = iov_iter_count(from); 531 __entry->ino = iocb->ki_filp->f_inode->i_ino; 532 __entry->flags = iocb->ki_flags; 533 ), 534 535 TP_printk("WRITE-ITER i=%x s=%llx l=%zx f=%x", 536 __entry->ino, __entry->start, __entry->len, __entry->flags) 537 ); 538 539 TRACE_EVENT(netfs_write, 540 TP_PROTO(const struct netfs_io_request *wreq, 541 enum netfs_write_trace what), 542 543 TP_ARGS(wreq, what), 544 545 TP_STRUCT__entry( 546 __field(unsigned int, wreq) 547 __field(unsigned int, cookie) 548 __field(unsigned int, ino) 549 __field(enum netfs_write_trace, what) 550 __field(unsigned long long, start) 551 __field(unsigned long long, len) 552 ), 553 554 TP_fast_assign( 555 struct netfs_inode *__ctx = netfs_inode(wreq->inode); 556 struct fscache_cookie *__cookie = netfs_i_cookie(__ctx); 557 __entry->wreq = wreq->debug_id; 558 __entry->cookie = __cookie ? __cookie->debug_id : 0; 559 __entry->ino = wreq->inode->i_ino; 560 __entry->what = what; 561 __entry->start = wreq->start; 562 __entry->len = wreq->len; 563 ), 564 565 TP_printk("R=%08x %s c=%08x i=%x by=%llx-%llx", 566 __entry->wreq, 567 __print_symbolic(__entry->what, netfs_write_traces), 568 __entry->cookie, 569 __entry->ino, 570 __entry->start, __entry->start + __entry->len - 1) 571 ); 572 573 TRACE_EVENT(netfs_copy2cache, 574 TP_PROTO(const struct netfs_io_request *rreq, 575 const struct netfs_io_request *creq), 576 577 TP_ARGS(rreq, creq), 578 579 TP_STRUCT__entry( 580 __field(unsigned int, rreq) 581 __field(unsigned int, creq) 582 __field(unsigned int, cookie) 583 __field(unsigned int, ino) 584 ), 585 586 TP_fast_assign( 587 struct netfs_inode *__ctx = netfs_inode(rreq->inode); 588 struct fscache_cookie *__cookie = netfs_i_cookie(__ctx); 589 __entry->rreq = rreq->debug_id; 590 __entry->creq = creq->debug_id; 591 __entry->cookie = __cookie ? __cookie->debug_id : 0; 592 __entry->ino = rreq->inode->i_ino; 593 ), 594 595 TP_printk("R=%08x CR=%08x c=%08x i=%x ", 596 __entry->rreq, 597 __entry->creq, 598 __entry->cookie, 599 __entry->ino) 600 ); 601 602 TRACE_EVENT(netfs_collect, 603 TP_PROTO(const struct netfs_io_request *wreq), 604 605 TP_ARGS(wreq), 606 607 TP_STRUCT__entry( 608 __field(unsigned int, wreq) 609 __field(unsigned int, len) 610 __field(unsigned long long, transferred) 611 __field(unsigned long long, start) 612 ), 613 614 TP_fast_assign( 615 __entry->wreq = wreq->debug_id; 616 __entry->start = wreq->start; 617 __entry->len = wreq->len; 618 __entry->transferred = wreq->transferred; 619 ), 620 621 TP_printk("R=%08x s=%llx-%llx", 622 __entry->wreq, 623 __entry->start + __entry->transferred, 624 __entry->start + __entry->len) 625 ); 626 627 TRACE_EVENT(netfs_collect_sreq, 628 TP_PROTO(const struct netfs_io_request *wreq, 629 const struct netfs_io_subrequest *subreq), 630 631 TP_ARGS(wreq, subreq), 632 633 TP_STRUCT__entry( 634 __field(unsigned int, wreq) 635 __field(unsigned int, subreq) 636 __field(unsigned int, stream) 637 __field(unsigned int, len) 638 __field(unsigned int, transferred) 639 __field(unsigned long long, start) 640 ), 641 642 TP_fast_assign( 643 __entry->wreq = wreq->debug_id; 644 __entry->subreq = subreq->debug_index; 645 __entry->stream = subreq->stream_nr; 646 __entry->start = subreq->start; 647 __entry->len = subreq->len; 648 __entry->transferred = subreq->transferred; 649 ), 650 651 TP_printk("R=%08x[%u:%02x] s=%llx t=%x/%x", 652 __entry->wreq, __entry->stream, __entry->subreq, 653 __entry->start, __entry->transferred, __entry->len) 654 ); 655 656 TRACE_EVENT(netfs_collect_folio, 657 TP_PROTO(const struct netfs_io_request *wreq, 658 const struct folio *folio, 659 unsigned long long fend, 660 unsigned long long collected_to), 661 662 TP_ARGS(wreq, folio, fend, collected_to), 663 664 TP_STRUCT__entry( 665 __field(unsigned int, wreq) 666 __field(unsigned long, index) 667 __field(unsigned long long, fend) 668 __field(unsigned long long, cleaned_to) 669 __field(unsigned long long, collected_to) 670 ), 671 672 TP_fast_assign( 673 __entry->wreq = wreq->debug_id; 674 __entry->index = folio->index; 675 __entry->fend = fend; 676 __entry->cleaned_to = wreq->cleaned_to; 677 __entry->collected_to = collected_to; 678 ), 679 680 TP_printk("R=%08x ix=%05lx r=%llx-%llx t=%llx/%llx", 681 __entry->wreq, __entry->index, 682 (unsigned long long)__entry->index * PAGE_SIZE, __entry->fend, 683 __entry->cleaned_to, __entry->collected_to) 684 ); 685 686 TRACE_EVENT(netfs_collect_state, 687 TP_PROTO(const struct netfs_io_request *wreq, 688 unsigned long long collected_to, 689 unsigned int notes), 690 691 TP_ARGS(wreq, collected_to, notes), 692 693 TP_STRUCT__entry( 694 __field(unsigned int, wreq) 695 __field(unsigned int, notes) 696 __field(unsigned long long, collected_to) 697 __field(unsigned long long, cleaned_to) 698 ), 699 700 TP_fast_assign( 701 __entry->wreq = wreq->debug_id; 702 __entry->notes = notes; 703 __entry->collected_to = collected_to; 704 __entry->cleaned_to = wreq->cleaned_to; 705 ), 706 707 TP_printk("R=%08x col=%llx cln=%llx n=%x", 708 __entry->wreq, __entry->collected_to, 709 __entry->cleaned_to, 710 __entry->notes) 711 ); 712 713 TRACE_EVENT(netfs_collect_gap, 714 TP_PROTO(const struct netfs_io_request *wreq, 715 const struct netfs_io_stream *stream, 716 unsigned long long jump_to, char type), 717 718 TP_ARGS(wreq, stream, jump_to, type), 719 720 TP_STRUCT__entry( 721 __field(unsigned int, wreq) 722 __field(unsigned char, stream) 723 __field(unsigned char, type) 724 __field(unsigned long long, from) 725 __field(unsigned long long, to) 726 ), 727 728 TP_fast_assign( 729 __entry->wreq = wreq->debug_id; 730 __entry->stream = stream->stream_nr; 731 __entry->from = stream->collected_to; 732 __entry->to = jump_to; 733 __entry->type = type; 734 ), 735 736 TP_printk("R=%08x[%x:] %llx->%llx %c", 737 __entry->wreq, __entry->stream, 738 __entry->from, __entry->to, __entry->type) 739 ); 740 741 TRACE_EVENT(netfs_collect_stream, 742 TP_PROTO(const struct netfs_io_request *wreq, 743 const struct netfs_io_stream *stream), 744 745 TP_ARGS(wreq, stream), 746 747 TP_STRUCT__entry( 748 __field(unsigned int, wreq) 749 __field(unsigned char, stream) 750 __field(unsigned long long, collected_to) 751 __field(unsigned long long, issued_to) 752 ), 753 754 TP_fast_assign( 755 __entry->wreq = wreq->debug_id; 756 __entry->stream = stream->stream_nr; 757 __entry->collected_to = stream->collected_to; 758 __entry->issued_to = atomic64_read(&wreq->issued_to); 759 ), 760 761 TP_printk("R=%08x[%x:] cto=%llx ito=%llx", 762 __entry->wreq, __entry->stream, 763 __entry->collected_to, __entry->issued_to) 764 ); 765 766 TRACE_EVENT(netfs_folioq, 767 TP_PROTO(const struct folio_queue *fq, 768 enum netfs_folioq_trace trace), 769 770 TP_ARGS(fq, trace), 771 772 TP_STRUCT__entry( 773 __field(unsigned int, rreq) 774 __field(unsigned int, id) 775 __field(enum netfs_folioq_trace, trace) 776 ), 777 778 TP_fast_assign( 779 __entry->rreq = fq ? fq->rreq_id : 0; 780 __entry->id = fq ? fq->debug_id : 0; 781 __entry->trace = trace; 782 ), 783 784 TP_printk("R=%08x fq=%x %s", 785 __entry->rreq, __entry->id, 786 __print_symbolic(__entry->trace, netfs_folioq_traces)) 787 ); 788 789 #undef EM 790 #undef E_ 791 #endif /* _TRACE_NETFS_H */ 792 793 /* This part must be outside protection */ 794 #include <trace/define_trace.h> 795