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_ra_put_ref, "RA-PUT ") \ 63 EM(netfs_rreq_trace_recollect, "RECLLCT") \ 64 EM(netfs_rreq_trace_redirty, "REDIRTY") \ 65 EM(netfs_rreq_trace_resubmit, "RESUBMT") \ 66 EM(netfs_rreq_trace_set_abandon, "S-ABNDN") \ 67 EM(netfs_rreq_trace_set_pause, "PAUSE ") \ 68 EM(netfs_rreq_trace_unlock, "UNLOCK ") \ 69 EM(netfs_rreq_trace_unlock_pgpriv2, "UNLCK-2") \ 70 EM(netfs_rreq_trace_unmark, "UNMARK ") \ 71 EM(netfs_rreq_trace_unpause, "UNPAUSE") \ 72 EM(netfs_rreq_trace_wait_ip, "WAIT-IP") \ 73 EM(netfs_rreq_trace_wait_pause, "--PAUSED--") \ 74 EM(netfs_rreq_trace_wait_put_ra_refs, "WAIT-P-RA") \ 75 EM(netfs_rreq_trace_wait_quiesce, "WAIT-QUIESCE") \ 76 EM(netfs_rreq_trace_waited_ip, "DONE-IP") \ 77 EM(netfs_rreq_trace_waited_pause, "--UNPAUSED--") \ 78 EM(netfs_rreq_trace_waited_put_ra_refs, "DONE-P-RA") \ 79 EM(netfs_rreq_trace_waited_quiesce, "DONE-QUIESCE") \ 80 EM(netfs_rreq_trace_wake_ip, "WAKE-IP") \ 81 EM(netfs_rreq_trace_wake_queue, "WAKE-Q ") \ 82 E_(netfs_rreq_trace_write_done, "WR-DONE") 83 84 #define netfs_sreq_sources \ 85 EM(NETFS_SOURCE_UNKNOWN, "----") \ 86 EM(NETFS_FILL_WITH_ZEROES, "ZERO") \ 87 EM(NETFS_DOWNLOAD_FROM_SERVER, "DOWN") \ 88 EM(NETFS_READ_FROM_CACHE, "READ") \ 89 EM(NETFS_INVALID_READ, "INVL") \ 90 EM(NETFS_UPLOAD_TO_SERVER, "UPLD") \ 91 E_(NETFS_WRITE_TO_CACHE, "WRIT") 92 93 #define netfs_sreq_traces \ 94 EM(netfs_sreq_trace_abandoned, "ABNDN") \ 95 EM(netfs_sreq_trace_add_donations, "+DON ") \ 96 EM(netfs_sreq_trace_added, "ADD ") \ 97 EM(netfs_sreq_trace_cache_nowrite, "CA-NW") \ 98 EM(netfs_sreq_trace_cache_prepare, "CA-PR") \ 99 EM(netfs_sreq_trace_cache_write, "CA-WR") \ 100 EM(netfs_sreq_trace_cancel, "CANCL") \ 101 EM(netfs_sreq_trace_clear, "CLEAR") \ 102 EM(netfs_sreq_trace_consumed, "CONSM") \ 103 EM(netfs_sreq_trace_discard, "DSCRD") \ 104 EM(netfs_sreq_trace_donate_to_prev, "DON-P") \ 105 EM(netfs_sreq_trace_donate_to_next, "DON-N") \ 106 EM(netfs_sreq_trace_download_instead, "RDOWN") \ 107 EM(netfs_sreq_trace_fail, "FAIL ") \ 108 EM(netfs_sreq_trace_free, "FREE ") \ 109 EM(netfs_sreq_trace_hit_eof, "EOF ") \ 110 EM(netfs_sreq_trace_io_bad, "I-BAD") \ 111 EM(netfs_sreq_trace_io_malformed, "I-MLF") \ 112 EM(netfs_sreq_trace_io_unknown, "I-UNK") \ 113 EM(netfs_sreq_trace_io_progress, "I-OK ") \ 114 EM(netfs_sreq_trace_io_req_submitted, "I-RSB") \ 115 EM(netfs_sreq_trace_io_retry_needed, "I-RTR") \ 116 EM(netfs_sreq_trace_limited, "LIMIT") \ 117 EM(netfs_sreq_trace_need_clear, "N-CLR") \ 118 EM(netfs_sreq_trace_partial_read, "PARTR") \ 119 EM(netfs_sreq_trace_need_retry, "ND-RT") \ 120 EM(netfs_sreq_trace_prepare, "PREP ") \ 121 EM(netfs_sreq_trace_prep_failed, "PRPFL") \ 122 EM(netfs_sreq_trace_progress, "PRGRS") \ 123 EM(netfs_sreq_trace_reprep_failed, "REPFL") \ 124 EM(netfs_sreq_trace_retry, "RETRY") \ 125 EM(netfs_sreq_trace_short, "SHORT") \ 126 EM(netfs_sreq_trace_split, "SPLIT") \ 127 EM(netfs_sreq_trace_submit, "SUBMT") \ 128 EM(netfs_sreq_trace_superfluous, "SPRFL") \ 129 EM(netfs_sreq_trace_terminated, "TERM ") \ 130 EM(netfs_sreq_trace_wait_for, "_WAIT") \ 131 EM(netfs_sreq_trace_write, "WRITE") \ 132 EM(netfs_sreq_trace_write_skip, "SKIP ") \ 133 E_(netfs_sreq_trace_write_term, "WTERM") 134 135 #define netfs_failures \ 136 EM(netfs_fail_check_write_begin, "check-write-begin") \ 137 EM(netfs_fail_copy_to_cache, "copy-to-cache") \ 138 EM(netfs_fail_dio_read_short, "dio-read-short") \ 139 EM(netfs_fail_dio_read_zero, "dio-read-zero") \ 140 EM(netfs_fail_read, "read") \ 141 EM(netfs_fail_short_read, "short-read") \ 142 EM(netfs_fail_prepare_write, "prep-write") \ 143 E_(netfs_fail_write, "write") 144 145 #define netfs_rreq_ref_traces \ 146 EM(netfs_rreq_trace_get_for_outstanding,"GET OUTSTND") \ 147 EM(netfs_rreq_trace_get_subreq, "GET SUBREQ ") \ 148 EM(netfs_rreq_trace_put_complete, "PUT COMPLT ") \ 149 EM(netfs_rreq_trace_put_discard, "PUT DISCARD") \ 150 EM(netfs_rreq_trace_put_failed, "PUT FAILED ") \ 151 EM(netfs_rreq_trace_put_no_submit, "PUT NO-SUBM") \ 152 EM(netfs_rreq_trace_put_return, "PUT RETURN ") \ 153 EM(netfs_rreq_trace_put_subreq, "PUT SUBREQ ") \ 154 EM(netfs_rreq_trace_put_work_ip, "PUT WORK IP ") \ 155 EM(netfs_rreq_trace_see_work, "SEE WORK ") \ 156 EM(netfs_rreq_trace_see_work_complete, "SEE WORK CP") \ 157 E_(netfs_rreq_trace_new, "NEW ") 158 159 #define netfs_sreq_ref_traces \ 160 EM(netfs_sreq_trace_get_copy_to_cache, "GET COPY2C ") \ 161 EM(netfs_sreq_trace_get_resubmit, "GET RESUBMT") \ 162 EM(netfs_sreq_trace_get_submit, "GET SUBMIT ") \ 163 EM(netfs_sreq_trace_get_short_read, "GET SHORTRD") \ 164 EM(netfs_sreq_trace_new, "NEW ") \ 165 EM(netfs_sreq_trace_put_abandon, "PUT ABANDON") \ 166 EM(netfs_sreq_trace_put_cancel, "PUT CANCEL ") \ 167 EM(netfs_sreq_trace_put_clear, "PUT CLEAR ") \ 168 EM(netfs_sreq_trace_put_consumed, "PUT CONSUME") \ 169 EM(netfs_sreq_trace_put_done, "PUT DONE ") \ 170 EM(netfs_sreq_trace_put_failed, "PUT FAILED ") \ 171 EM(netfs_sreq_trace_put_merged, "PUT MERGED ") \ 172 EM(netfs_sreq_trace_put_no_copy, "PUT NO COPY") \ 173 EM(netfs_sreq_trace_put_oom, "PUT OOM ") \ 174 EM(netfs_sreq_trace_put_wip, "PUT WIP ") \ 175 EM(netfs_sreq_trace_put_work, "PUT WORK ") \ 176 EM(netfs_sreq_trace_put_terminated, "PUT TERM ") \ 177 E_(netfs_sreq_trace_see_failed, "SEE FAILED ") 178 179 #define netfs_folio_traces \ 180 EM(netfs_folio_is_uptodate, "mod-uptodate") \ 181 EM(netfs_just_prefetch, "mod-prefetch") \ 182 EM(netfs_whole_folio_modify, "mod-whole-f") \ 183 EM(netfs_whole_folio_modify_efault, "mod-whole-f!") \ 184 EM(netfs_whole_folio_modify_filled, "mod-whole-f+") \ 185 EM(netfs_whole_folio_modify_filled_efault, "mod-whole-f+!") \ 186 EM(netfs_modify_and_clear, "mod-n-clear") \ 187 EM(netfs_modify_and_clear_rm_finfo, "mod-n-clear+") \ 188 EM(netfs_streaming_write, "mod-streamw") \ 189 EM(netfs_streaming_write_cont, "mod-streamw+") \ 190 EM(netfs_flush_content, "flush") \ 191 EM(netfs_streaming_filled_page, "mod-streamw-f") \ 192 EM(netfs_streaming_cont_filled_page, "mod-streamw-f+") \ 193 EM(netfs_folio_trace_abandon, "abandon") \ 194 EM(netfs_folio_trace_alloc_buffer, "alloc-buf") \ 195 EM(netfs_folio_trace_cancel_copy, "cancel-copy") \ 196 EM(netfs_folio_trace_cancel_store, "cancel-store") \ 197 EM(netfs_folio_trace_clear, "clear") \ 198 EM(netfs_folio_trace_clear_cc, "clear-cc") \ 199 EM(netfs_folio_trace_clear_g, "clear-g") \ 200 EM(netfs_folio_trace_clear_s, "clear-s") \ 201 EM(netfs_folio_trace_end_copy, "end-copy") \ 202 EM(netfs_folio_trace_filled_gaps, "filled-gaps") \ 203 EM(netfs_folio_trace_invalidate_all, "inval-all") \ 204 EM(netfs_folio_trace_invalidate_front, "inval-front") \ 205 EM(netfs_folio_trace_invalidate_middle, "inval-mid") \ 206 EM(netfs_folio_trace_invalidate_tail, "inval-tail") \ 207 EM(netfs_folio_trace_kill, "kill") \ 208 EM(netfs_folio_trace_kill_cc, "kill-cc") \ 209 EM(netfs_folio_trace_kill_g, "kill-g") \ 210 EM(netfs_folio_trace_kill_s, "kill-s") \ 211 EM(netfs_folio_trace_mark_copy, "mark-copy") \ 212 EM(netfs_folio_trace_mkwrite, "mkwrite") \ 213 EM(netfs_folio_trace_mkwrite_plus, "mkwrite+") \ 214 EM(netfs_folio_trace_not_locked, "!locked") \ 215 EM(netfs_folio_trace_not_under_wback, "!wback") \ 216 EM(netfs_folio_trace_pgpriv2_copy, "pgpriv2-copy") \ 217 EM(netfs_folio_trace_put, "put") \ 218 EM(netfs_folio_trace_read, "read") \ 219 EM(netfs_folio_trace_read_done, "read-done") \ 220 EM(netfs_folio_trace_read_gaps, "read-gaps") \ 221 EM(netfs_folio_trace_read_unlock, "read-unlock") \ 222 EM(netfs_folio_trace_redirtied, "redirtied") \ 223 EM(netfs_folio_trace_sched_copy, "sched-copy") \ 224 EM(netfs_folio_trace_store, "store") \ 225 EM(netfs_folio_trace_store_copy, "store-copy") \ 226 EM(netfs_folio_trace_store_plus, "store+") \ 227 EM(netfs_folio_trace_wthru, "wthru") \ 228 E_(netfs_folio_trace_wthru_plus, "wthru+") 229 230 #define netfs_collect_contig_traces \ 231 EM(netfs_contig_trace_collect, "Collect") \ 232 EM(netfs_contig_trace_jump, "-->JUMP-->") \ 233 E_(netfs_contig_trace_unlock, "Unlock") 234 235 #define netfs_donate_traces \ 236 EM(netfs_trace_donate_tail_to_prev, "tail-to-prev") \ 237 EM(netfs_trace_donate_to_prev, "to-prev") \ 238 EM(netfs_trace_donate_to_next, "to-next") \ 239 E_(netfs_trace_donate_to_deferred_next, "defer-next") 240 241 #define netfs_folioq_traces \ 242 EM(netfs_trace_folioq_alloc_buffer, "alloc-buf") \ 243 EM(netfs_trace_folioq_clear, "clear") \ 244 EM(netfs_trace_folioq_delete, "delete") \ 245 EM(netfs_trace_folioq_make_space, "make-space") \ 246 EM(netfs_trace_folioq_rollbuf_init, "roll-init") \ 247 E_(netfs_trace_folioq_read_progress, "r-progress") 248 249 #ifndef __NETFS_DECLARE_TRACE_ENUMS_ONCE_ONLY 250 #define __NETFS_DECLARE_TRACE_ENUMS_ONCE_ONLY 251 252 #undef EM 253 #undef E_ 254 #define EM(a, b) a, 255 #define E_(a, b) a 256 257 enum netfs_read_trace { netfs_read_traces } __mode(byte); 258 enum netfs_write_trace { netfs_write_traces } __mode(byte); 259 enum netfs_rreq_trace { netfs_rreq_traces } __mode(byte); 260 enum netfs_sreq_trace { netfs_sreq_traces } __mode(byte); 261 enum netfs_failure { netfs_failures } __mode(byte); 262 enum netfs_rreq_ref_trace { netfs_rreq_ref_traces } __mode(byte); 263 enum netfs_sreq_ref_trace { netfs_sreq_ref_traces } __mode(byte); 264 enum netfs_folio_trace { netfs_folio_traces } __mode(byte); 265 enum netfs_collect_contig_trace { netfs_collect_contig_traces } __mode(byte); 266 enum netfs_donate_trace { netfs_donate_traces } __mode(byte); 267 enum netfs_folioq_trace { netfs_folioq_traces } __mode(byte); 268 269 #endif 270 271 /* 272 * Export enum symbols via userspace. 273 */ 274 #undef EM 275 #undef E_ 276 #define EM(a, b) TRACE_DEFINE_ENUM(a); 277 #define E_(a, b) TRACE_DEFINE_ENUM(a); 278 279 netfs_read_traces; 280 netfs_write_traces; 281 netfs_rreq_origins; 282 netfs_rreq_traces; 283 netfs_sreq_sources; 284 netfs_sreq_traces; 285 netfs_failures; 286 netfs_rreq_ref_traces; 287 netfs_sreq_ref_traces; 288 netfs_folio_traces; 289 netfs_collect_contig_traces; 290 netfs_donate_traces; 291 netfs_folioq_traces; 292 293 /* 294 * Now redefine the EM() and E_() macros to map the enums to the strings that 295 * will be printed in the output. 296 */ 297 #undef EM 298 #undef E_ 299 #define EM(a, b) { a, b }, 300 #define E_(a, b) { a, b } 301 302 TRACE_EVENT(netfs_read, 303 TP_PROTO(struct netfs_io_request *rreq, 304 loff_t start, size_t len, 305 enum netfs_read_trace what), 306 307 TP_ARGS(rreq, start, len, what), 308 309 TP_STRUCT__entry( 310 __field(unsigned int, rreq) 311 __field(unsigned int, cookie) 312 __field(loff_t, i_size) 313 __field(loff_t, start) 314 __field(size_t, len) 315 __field(enum netfs_read_trace, what) 316 __field(u64, netfs_inode) 317 ), 318 319 TP_fast_assign( 320 __entry->rreq = rreq->debug_id; 321 __entry->cookie = rreq->cache_resources.debug_id; 322 __entry->i_size = rreq->i_size; 323 __entry->start = start; 324 __entry->len = len; 325 __entry->what = what; 326 __entry->netfs_inode = rreq->inode->i_ino; 327 ), 328 329 TP_printk("R=%08x %s c=%08x ni=%llx s=%llx l=%zx sz=%llx", 330 __entry->rreq, 331 __print_symbolic(__entry->what, netfs_read_traces), 332 __entry->cookie, 333 __entry->netfs_inode, 334 __entry->start, __entry->len, __entry->i_size) 335 ); 336 337 TRACE_EVENT(netfs_rreq, 338 TP_PROTO(struct netfs_io_request *rreq, 339 enum netfs_rreq_trace what), 340 341 TP_ARGS(rreq, what), 342 343 TP_STRUCT__entry( 344 __field(unsigned int, rreq) 345 __field(unsigned int, flags) 346 __field(enum netfs_io_origin, origin) 347 __field(enum netfs_rreq_trace, what) 348 ), 349 350 TP_fast_assign( 351 __entry->rreq = rreq->debug_id; 352 __entry->flags = rreq->flags; 353 __entry->origin = rreq->origin; 354 __entry->what = what; 355 ), 356 357 TP_printk("R=%08x %s %s f=%02x", 358 __entry->rreq, 359 __print_symbolic(__entry->origin, netfs_rreq_origins), 360 __print_symbolic(__entry->what, netfs_rreq_traces), 361 __entry->flags) 362 ); 363 364 TRACE_EVENT(netfs_sreq, 365 TP_PROTO(struct netfs_io_subrequest *sreq, 366 enum netfs_sreq_trace what), 367 368 TP_ARGS(sreq, what), 369 370 TP_STRUCT__entry( 371 __field(unsigned int, rreq) 372 __field(unsigned short, index) 373 __field(short, error) 374 __field(unsigned short, flags) 375 __field(enum netfs_io_source, source) 376 __field(enum netfs_sreq_trace, what) 377 __field(u8, slot) 378 __field(size_t, len) 379 __field(size_t, transferred) 380 __field(loff_t, start) 381 ), 382 383 TP_fast_assign( 384 __entry->rreq = sreq->rreq->debug_id; 385 __entry->index = sreq->debug_index; 386 __entry->error = sreq->error; 387 __entry->flags = sreq->flags; 388 __entry->source = sreq->source; 389 __entry->what = what; 390 __entry->len = sreq->len; 391 __entry->transferred = sreq->transferred; 392 __entry->start = sreq->start; 393 __entry->slot = sreq->io_iter.folioq_slot; 394 ), 395 396 TP_printk("R=%08x[%x] %s %s f=%03x s=%llx %zx/%zx s=%u e=%d", 397 __entry->rreq, __entry->index, 398 __print_symbolic(__entry->source, netfs_sreq_sources), 399 __print_symbolic(__entry->what, netfs_sreq_traces), 400 __entry->flags, 401 __entry->start, __entry->transferred, __entry->len, 402 __entry->slot, __entry->error) 403 ); 404 405 TRACE_EVENT(netfs_failure, 406 TP_PROTO(struct netfs_io_request *rreq, 407 struct netfs_io_subrequest *sreq, 408 int error, enum netfs_failure what), 409 410 TP_ARGS(rreq, sreq, error, what), 411 412 TP_STRUCT__entry( 413 __field(unsigned int, rreq) 414 __field(short, index) 415 __field(short, error) 416 __field(unsigned short, flags) 417 __field(enum netfs_io_source, source) 418 __field(enum netfs_failure, what) 419 __field(size_t, len) 420 __field(size_t, transferred) 421 __field(loff_t, start) 422 ), 423 424 TP_fast_assign( 425 __entry->rreq = rreq->debug_id; 426 __entry->index = sreq ? sreq->debug_index : -1; 427 __entry->error = error; 428 __entry->flags = sreq ? sreq->flags : 0; 429 __entry->source = sreq ? sreq->source : NETFS_INVALID_READ; 430 __entry->what = what; 431 __entry->len = sreq ? sreq->len : rreq->len; 432 __entry->transferred = sreq ? sreq->transferred : 0; 433 __entry->start = sreq ? sreq->start : 0; 434 ), 435 436 TP_printk("R=%08x[%x] %s f=%02x s=%llx %zx/%zx %s e=%d", 437 __entry->rreq, __entry->index, 438 __print_symbolic(__entry->source, netfs_sreq_sources), 439 __entry->flags, 440 __entry->start, __entry->transferred, __entry->len, 441 __print_symbolic(__entry->what, netfs_failures), 442 __entry->error) 443 ); 444 445 TRACE_EVENT(netfs_rreq_ref, 446 TP_PROTO(unsigned int rreq_debug_id, int ref, 447 enum netfs_rreq_ref_trace what), 448 449 TP_ARGS(rreq_debug_id, ref, what), 450 451 TP_STRUCT__entry( 452 __field(unsigned int, rreq) 453 __field(int, ref) 454 __field(enum netfs_rreq_ref_trace, what) 455 ), 456 457 TP_fast_assign( 458 __entry->rreq = rreq_debug_id; 459 __entry->ref = ref; 460 __entry->what = what; 461 ), 462 463 TP_printk("R=%08x %s r=%u", 464 __entry->rreq, 465 __print_symbolic(__entry->what, netfs_rreq_ref_traces), 466 __entry->ref) 467 ); 468 469 TRACE_EVENT(netfs_sreq_ref, 470 TP_PROTO(unsigned int rreq_debug_id, unsigned int subreq_debug_index, 471 int ref, enum netfs_sreq_ref_trace what), 472 473 TP_ARGS(rreq_debug_id, subreq_debug_index, ref, what), 474 475 TP_STRUCT__entry( 476 __field(unsigned int, rreq) 477 __field(unsigned int, subreq) 478 __field(int, ref) 479 __field(enum netfs_sreq_ref_trace, what) 480 ), 481 482 TP_fast_assign( 483 __entry->rreq = rreq_debug_id; 484 __entry->subreq = subreq_debug_index; 485 __entry->ref = ref; 486 __entry->what = what; 487 ), 488 489 TP_printk("R=%08x[%x] %s r=%u", 490 __entry->rreq, 491 __entry->subreq, 492 __print_symbolic(__entry->what, netfs_sreq_ref_traces), 493 __entry->ref) 494 ); 495 496 TRACE_EVENT(netfs_folio, 497 TP_PROTO(struct folio *folio, enum netfs_folio_trace why), 498 499 TP_ARGS(folio, why), 500 501 TP_STRUCT__entry( 502 __field(u64, ino) 503 __field(pgoff_t, index) 504 __field(unsigned int, nr) 505 __field(enum netfs_folio_trace, why) 506 ), 507 508 TP_fast_assign( 509 struct address_space *__m = READ_ONCE(folio->mapping); 510 __entry->ino = __m ? __m->host->i_ino : 0; 511 __entry->why = why; 512 __entry->index = folio->index; 513 __entry->nr = folio_nr_pages(folio); 514 ), 515 516 TP_printk("i=%05llx ix=%05lx-%05lx %s", 517 __entry->ino, __entry->index, __entry->index + __entry->nr - 1, 518 __print_symbolic(__entry->why, netfs_folio_traces)) 519 ); 520 521 TRACE_EVENT(netfs_write_iter, 522 TP_PROTO(const struct kiocb *iocb, const struct iov_iter *from), 523 524 TP_ARGS(iocb, from), 525 526 TP_STRUCT__entry( 527 __field(unsigned long long, start) 528 __field(size_t, len) 529 __field(unsigned int, flags) 530 __field(unsigned int, ino) 531 ), 532 533 TP_fast_assign( 534 __entry->start = iocb->ki_pos; 535 __entry->len = iov_iter_count(from); 536 __entry->ino = iocb->ki_filp->f_inode->i_ino; 537 __entry->flags = iocb->ki_flags; 538 ), 539 540 TP_printk("WRITE-ITER i=%x s=%llx l=%zx f=%x", 541 __entry->ino, __entry->start, __entry->len, __entry->flags) 542 ); 543 544 TRACE_EVENT(netfs_write, 545 TP_PROTO(const struct netfs_io_request *wreq, 546 enum netfs_write_trace what), 547 548 TP_ARGS(wreq, what), 549 550 TP_STRUCT__entry( 551 __field(unsigned int, wreq) 552 __field(unsigned int, cookie) 553 __field(unsigned int, ino) 554 __field(enum netfs_write_trace, what) 555 __field(unsigned long long, start) 556 __field(unsigned long long, len) 557 ), 558 559 TP_fast_assign( 560 struct netfs_inode *__ctx = netfs_inode(wreq->inode); 561 struct fscache_cookie *__cookie = netfs_i_cookie(__ctx); 562 __entry->wreq = wreq->debug_id; 563 __entry->cookie = __cookie ? __cookie->debug_id : 0; 564 __entry->ino = wreq->inode->i_ino; 565 __entry->what = what; 566 __entry->start = wreq->start; 567 __entry->len = wreq->len; 568 ), 569 570 TP_printk("R=%08x %s c=%08x i=%x by=%llx-%llx", 571 __entry->wreq, 572 __print_symbolic(__entry->what, netfs_write_traces), 573 __entry->cookie, 574 __entry->ino, 575 __entry->start, __entry->start + __entry->len - 1) 576 ); 577 578 TRACE_EVENT(netfs_copy2cache, 579 TP_PROTO(const struct netfs_io_request *rreq, 580 const struct netfs_io_request *creq), 581 582 TP_ARGS(rreq, creq), 583 584 TP_STRUCT__entry( 585 __field(unsigned int, rreq) 586 __field(unsigned int, creq) 587 __field(unsigned int, cookie) 588 __field(unsigned int, ino) 589 ), 590 591 TP_fast_assign( 592 struct netfs_inode *__ctx = netfs_inode(rreq->inode); 593 struct fscache_cookie *__cookie = netfs_i_cookie(__ctx); 594 __entry->rreq = rreq->debug_id; 595 __entry->creq = creq->debug_id; 596 __entry->cookie = __cookie ? __cookie->debug_id : 0; 597 __entry->ino = rreq->inode->i_ino; 598 ), 599 600 TP_printk("R=%08x CR=%08x c=%08x i=%x ", 601 __entry->rreq, 602 __entry->creq, 603 __entry->cookie, 604 __entry->ino) 605 ); 606 607 TRACE_EVENT(netfs_collect, 608 TP_PROTO(const struct netfs_io_request *wreq), 609 610 TP_ARGS(wreq), 611 612 TP_STRUCT__entry( 613 __field(unsigned int, wreq) 614 __field(unsigned int, len) 615 __field(unsigned long long, transferred) 616 __field(unsigned long long, start) 617 ), 618 619 TP_fast_assign( 620 __entry->wreq = wreq->debug_id; 621 __entry->start = wreq->start; 622 __entry->len = wreq->len; 623 __entry->transferred = wreq->transferred; 624 ), 625 626 TP_printk("R=%08x s=%llx-%llx", 627 __entry->wreq, 628 __entry->start + __entry->transferred, 629 __entry->start + __entry->len) 630 ); 631 632 TRACE_EVENT(netfs_collect_sreq, 633 TP_PROTO(const struct netfs_io_request *wreq, 634 const struct netfs_io_subrequest *subreq), 635 636 TP_ARGS(wreq, subreq), 637 638 TP_STRUCT__entry( 639 __field(unsigned int, wreq) 640 __field(unsigned int, subreq) 641 __field(unsigned int, stream) 642 __field(unsigned int, len) 643 __field(unsigned int, transferred) 644 __field(unsigned long long, start) 645 ), 646 647 TP_fast_assign( 648 __entry->wreq = wreq->debug_id; 649 __entry->subreq = subreq->debug_index; 650 __entry->stream = subreq->stream_nr; 651 __entry->start = subreq->start; 652 __entry->len = subreq->len; 653 __entry->transferred = subreq->transferred; 654 ), 655 656 TP_printk("R=%08x[%u:%02x] s=%llx t=%x/%x", 657 __entry->wreq, __entry->stream, __entry->subreq, 658 __entry->start, __entry->transferred, __entry->len) 659 ); 660 661 TRACE_EVENT(netfs_collect_folio, 662 TP_PROTO(const struct netfs_io_request *wreq, 663 const struct folio *folio, 664 unsigned long long fend, 665 unsigned long long collected_to), 666 667 TP_ARGS(wreq, folio, fend, collected_to), 668 669 TP_STRUCT__entry( 670 __field(unsigned int, wreq) 671 __field(unsigned long, index) 672 __field(unsigned long long, fend) 673 __field(unsigned long long, cleaned_to) 674 __field(unsigned long long, collected_to) 675 ), 676 677 TP_fast_assign( 678 __entry->wreq = wreq->debug_id; 679 __entry->index = folio->index; 680 __entry->fend = fend; 681 __entry->cleaned_to = wreq->cleaned_to; 682 __entry->collected_to = collected_to; 683 ), 684 685 TP_printk("R=%08x ix=%05lx r=%llx-%llx t=%llx/%llx", 686 __entry->wreq, __entry->index, 687 (unsigned long long)__entry->index * PAGE_SIZE, __entry->fend, 688 __entry->cleaned_to, __entry->collected_to) 689 ); 690 691 TRACE_EVENT(netfs_collect_state, 692 TP_PROTO(const struct netfs_io_request *wreq, 693 unsigned long long collected_to, 694 unsigned int notes), 695 696 TP_ARGS(wreq, collected_to, notes), 697 698 TP_STRUCT__entry( 699 __field(unsigned int, wreq) 700 __field(unsigned int, notes) 701 __field(unsigned long long, collected_to) 702 __field(unsigned long long, cleaned_to) 703 ), 704 705 TP_fast_assign( 706 __entry->wreq = wreq->debug_id; 707 __entry->notes = notes; 708 __entry->collected_to = collected_to; 709 __entry->cleaned_to = wreq->cleaned_to; 710 ), 711 712 TP_printk("R=%08x col=%llx cln=%llx n=%x", 713 __entry->wreq, __entry->collected_to, 714 __entry->cleaned_to, 715 __entry->notes) 716 ); 717 718 TRACE_EVENT(netfs_collect_gap, 719 TP_PROTO(const struct netfs_io_request *wreq, 720 const struct netfs_io_stream *stream, 721 unsigned long long jump_to, char type), 722 723 TP_ARGS(wreq, stream, jump_to, type), 724 725 TP_STRUCT__entry( 726 __field(unsigned int, wreq) 727 __field(unsigned char, stream) 728 __field(unsigned char, type) 729 __field(unsigned long long, from) 730 __field(unsigned long long, to) 731 ), 732 733 TP_fast_assign( 734 __entry->wreq = wreq->debug_id; 735 __entry->stream = stream->stream_nr; 736 __entry->from = stream->collected_to; 737 __entry->to = jump_to; 738 __entry->type = type; 739 ), 740 741 TP_printk("R=%08x[%x:] %llx->%llx %c", 742 __entry->wreq, __entry->stream, 743 __entry->from, __entry->to, __entry->type) 744 ); 745 746 TRACE_EVENT(netfs_collect_stream, 747 TP_PROTO(const struct netfs_io_request *wreq, 748 const struct netfs_io_stream *stream), 749 750 TP_ARGS(wreq, stream), 751 752 TP_STRUCT__entry( 753 __field(unsigned int, wreq) 754 __field(unsigned char, stream) 755 __field(unsigned long long, collected_to) 756 __field(unsigned long long, issued_to) 757 ), 758 759 TP_fast_assign( 760 __entry->wreq = wreq->debug_id; 761 __entry->stream = stream->stream_nr; 762 __entry->collected_to = stream->collected_to; 763 __entry->issued_to = atomic64_read(&wreq->issued_to); 764 ), 765 766 TP_printk("R=%08x[%x:] cto=%llx ito=%llx", 767 __entry->wreq, __entry->stream, 768 __entry->collected_to, __entry->issued_to) 769 ); 770 771 TRACE_EVENT(netfs_folioq, 772 TP_PROTO(const struct folio_queue *fq, 773 enum netfs_folioq_trace trace), 774 775 TP_ARGS(fq, trace), 776 777 TP_STRUCT__entry( 778 __field(unsigned int, rreq) 779 __field(unsigned int, id) 780 __field(enum netfs_folioq_trace, trace) 781 ), 782 783 TP_fast_assign( 784 __entry->rreq = fq ? fq->rreq_id : 0; 785 __entry->id = fq ? fq->debug_id : 0; 786 __entry->trace = trace; 787 ), 788 789 TP_printk("R=%08x fq=%x %s", 790 __entry->rreq, __entry->id, 791 __print_symbolic(__entry->trace, netfs_folioq_traces)) 792 ); 793 794 TRACE_EVENT(netfs_read_progress_at, 795 TP_PROTO(const struct netfs_io_request *rreq), 796 797 TP_ARGS(rreq), 798 799 TP_STRUCT__entry( 800 __field(unsigned int, rreq) 801 __field(size_t, progress_at) 802 __field(size_t, cleaned_to) 803 ), 804 805 TP_fast_assign( 806 __entry->rreq = rreq->debug_id; 807 __entry->cleaned_to = rreq->cleaned_to - rreq->start; 808 __entry->progress_at = rreq->progress_at; 809 ), 810 811 TP_printk("R=%08x cln=%zx prg=%zx", 812 __entry->rreq, __entry->cleaned_to, __entry->progress_at) 813 ); 814 815 #undef EM 816 #undef E_ 817 #endif /* _TRACE_NETFS_H */ 818 819 /* This part must be outside protection */ 820 #include <trace/define_trace.h> 821