1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #include <sys/mdb_modapi.h> 28 #include <limits.h> 29 30 #include <fmd_trace.h> 31 #include <fmd_module.h> 32 #include <fmd_thread.h> 33 #include <fmd_ustat.h> 34 #include <fmd_event.h> 35 #include <fmd_case.h> 36 #include <fmd_buf.h> 37 #include <fmd_asru.h> 38 #include <fmd_ckpt.h> 39 #include <fmd_timerq.h> 40 #include <fmd_xprt.h> 41 42 #include <fmd.h> 43 44 typedef struct trwalk_state { 45 struct trwalk_state *trw_next; 46 fmd_tracebuf_t trw_data; 47 pthread_t trw_tid; 48 uintptr_t trw_base; 49 const fmd_tracerec_t *trw_stop; 50 fmd_tracerec_t *trw_xrec; 51 } trwalk_state_t; 52 53 typedef struct hashwalk_data { 54 uintptr_t *hw_hash; 55 uint_t hw_hashlen; 56 uint_t hw_hashidx; 57 const char *hw_name; 58 void *hw_data; 59 size_t hw_size; 60 size_t hw_next; 61 } hashwalk_data_t; 62 63 static int fmd_stat(uintptr_t, uint_t, int, const mdb_arg_t *); 64 static int fmd_ustat(uintptr_t, uint_t, int, const mdb_arg_t *); 65 66 static int 67 trwalk_init(mdb_walk_state_t *wsp) 68 { 69 uintptr_t addr; 70 fmd_thread_t thr; 71 fmd_t F; 72 73 if (wsp->walk_addr != NULL) { 74 mdb_warn("fmd_trace only supports global walks\n"); 75 return (WALK_ERR); 76 } 77 78 if (mdb_readvar(&F, "fmd") != sizeof (F)) { 79 mdb_warn("failed to read fmd meta-data"); 80 return (WALK_ERR); 81 } 82 83 for (addr = (uintptr_t)F.d_thr_list.l_next; addr != NULL; 84 addr = (uintptr_t)thr.thr_list.l_next) { 85 86 size_t len, ptr_off, end_off; 87 fmd_tracerec_t *buf; 88 trwalk_state_t *t; 89 90 if (mdb_vread(&thr, sizeof (thr), addr) != sizeof (thr)) { 91 mdb_warn("failed to read thread at %p " 92 "(some trace data will be unavailable)", addr); 93 break; 94 } 95 96 t = mdb_zalloc(sizeof (trwalk_state_t), UM_SLEEP); 97 t->trw_next = wsp->walk_data; 98 wsp->walk_data = t; 99 100 (void) mdb_vread(&t->trw_data, 101 sizeof (t->trw_data), (uintptr_t)thr.thr_trdata); 102 103 if (t->trw_data.tb_recs == 0) 104 continue; /* no trace buffer allocated for thread */ 105 106 len = t->trw_data.tb_recs * t->trw_data.tb_size; 107 buf = mdb_alloc(len, UM_SLEEP); 108 109 t->trw_tid = thr.thr_tid; 110 t->trw_base = (uintptr_t)t->trw_data.tb_buf; 111 112 if (mdb_vread(buf, len, t->trw_base) == -1) { 113 mdb_warn("failed to read buffer for t%u", t->trw_tid); 114 bzero(buf, len); 115 } 116 117 end_off = (uintptr_t)t->trw_data.tb_end - t->trw_base; 118 ptr_off = (uintptr_t)t->trw_data.tb_ptr - t->trw_base; 119 120 t->trw_data.tb_buf = buf; 121 t->trw_data.tb_end = (void *)((uintptr_t)buf + end_off); 122 t->trw_data.tb_ptr = (void *)((uintptr_t)buf + ptr_off); 123 124 if (t->trw_data.tb_ptr < t->trw_data.tb_buf || 125 t->trw_data.tb_ptr > t->trw_data.tb_end) { 126 mdb_warn("trace record ptr for t%u is corrupt " 127 "(some data may be unavailable)\n", t->trw_tid); 128 t->trw_data.tb_ptr = t->trw_data.tb_buf; 129 } 130 131 t->trw_stop = t->trw_data.tb_ptr; 132 t->trw_xrec = mdb_alloc( 133 t->trw_data.tb_size + sizeof (uintptr_t), UM_SLEEP); 134 } 135 136 return (WALK_NEXT); 137 } 138 139 static fmd_tracerec_t * 140 trwalk_nextrec(trwalk_state_t *t) 141 { 142 if (t->trw_stop == NULL) 143 return (t->trw_data.tb_ptr); 144 145 if (t->trw_data.tb_ptr == t->trw_data.tb_buf) 146 t->trw_data.tb_ptr = t->trw_data.tb_end; 147 else 148 t->trw_data.tb_ptr = (fmd_tracerec_t *) 149 ((uintptr_t)t->trw_data.tb_ptr - t->trw_data.tb_size); 150 151 if (t->trw_data.tb_ptr == t->trw_stop) 152 t->trw_stop = NULL; /* mark buffer as empty */ 153 154 return (t->trw_data.tb_ptr); 155 } 156 157 static int 158 trwalk_step(mdb_walk_state_t *wsp) 159 { 160 trwalk_state_t *t, *oldest_t; 161 hrtime_t oldest_time = 0; 162 fmd_tracerec_t *trp; 163 int status; 164 165 for (t = wsp->walk_data; t != NULL; t = t->trw_next) { 166 for (trp = t->trw_data.tb_ptr; t->trw_stop != NULL && 167 trp->tr_time == 0; trp = trwalk_nextrec(t)) 168 continue; 169 170 if (t->trw_stop == NULL) 171 continue; /* buffer has been emptied */ 172 173 if (trp->tr_time > oldest_time) { 174 oldest_time = trp->tr_time; 175 oldest_t = t; 176 } 177 } 178 179 if (oldest_time == 0) 180 return (WALK_DONE); 181 182 t = oldest_t; 183 trp = t->trw_data.tb_ptr; 184 185 bcopy(trp, t->trw_xrec, t->trw_data.tb_size); 186 t->trw_xrec->tr_depth = MIN(trp->tr_depth, t->trw_data.tb_frames); 187 t->trw_xrec->tr_stack[t->trw_xrec->tr_depth] = t->trw_tid; 188 189 status = wsp->walk_callback((uintptr_t)trp - (uintptr_t) 190 t->trw_data.tb_buf + t->trw_base, t->trw_xrec, wsp->walk_cbdata); 191 192 (void) trwalk_nextrec(t); 193 return (status); 194 } 195 196 static void 197 trwalk_fini(mdb_walk_state_t *wsp) 198 { 199 trwalk_state_t *t, *u; 200 201 for (t = wsp->walk_data; t != NULL; t = u) { 202 u = t->trw_next; 203 mdb_free(t->trw_data.tb_buf, 204 t->trw_data.tb_recs * t->trw_data.tb_size); 205 mdb_free(t->trw_xrec, t->trw_data.tb_size + sizeof (uintptr_t)); 206 mdb_free(t, sizeof (trwalk_state_t)); 207 } 208 } 209 210 /*ARGSUSED*/ 211 static int 212 trprint_msg(uintptr_t addr, const fmd_tracerec_t *trp, uintptr_t tid) 213 { 214 if (tid == 0) 215 mdb_printf("%3lu ", trp->tr_stack[trp->tr_depth]); 216 else if (trp->tr_stack[trp->tr_depth] != tid) 217 return (WALK_NEXT); 218 219 mdb_printf("%016llx %04x %-5u %s\n", 220 trp->tr_time, 1 << trp->tr_tag, trp->tr_errno, trp->tr_msg); 221 222 return (WALK_NEXT); 223 } 224 225 /*ARGSUSED*/ 226 static int 227 trprint_cpp(uintptr_t addr, const fmd_tracerec_t *trp, uintptr_t tid) 228 { 229 char file[64]; 230 231 if (tid == 0) 232 mdb_printf("%3lu ", trp->tr_stack[trp->tr_depth]); 233 else if (trp->tr_stack[trp->tr_depth] != tid) 234 return (WALK_NEXT); 235 236 if (mdb_readstr(file, sizeof (file), (uintptr_t)trp->tr_file) <= 0) 237 (void) strcpy(file, "???"); 238 239 mdb_printf("%016llx %04x %s: %u\n", 240 trp->tr_time, 1 << trp->tr_tag, file, trp->tr_line); 241 242 return (WALK_NEXT); 243 } 244 245 static void 246 trprint_stack(const fmd_tracerec_t *trp) 247 { 248 uint8_t i; 249 250 for (i = 0; i < trp->tr_depth; i++) 251 mdb_printf("\t%a\n", trp->tr_stack[i]); 252 253 if (trp->tr_depth != 0) 254 mdb_printf("\n"); 255 } 256 257 static int 258 trprint_msg_stack(uintptr_t addr, const fmd_tracerec_t *trp, uintptr_t tid) 259 { 260 int status = trprint_msg(addr, trp, tid); 261 trprint_stack(trp); 262 return (status); 263 } 264 265 static int 266 trprint_cpp_stack(uintptr_t addr, const fmd_tracerec_t *trp, uintptr_t tid) 267 { 268 int status = trprint_cpp(addr, trp, tid); 269 trprint_stack(trp); 270 return (status); 271 } 272 273 static int 274 fmd_trace(uintptr_t tid, uint_t flags, int argc, const mdb_arg_t *argv) 275 { 276 int (*func)(uintptr_t, const fmd_tracerec_t *, uintptr_t); 277 uint_t opt_c = FALSE, opt_s = FALSE; 278 279 if (mdb_getopts(argc, argv, 280 'c', MDB_OPT_SETBITS, TRUE, &opt_c, 281 's', MDB_OPT_SETBITS, TRUE, &opt_s, NULL) != argc) 282 return (DCMD_USAGE); 283 284 if (!(flags & DCMD_ADDRSPEC)) { 285 mdb_printf("TID "); 286 tid = 0; 287 } 288 289 if (opt_c) { 290 mdb_printf("%-16s %-4s FILE:LINE\n", "TIME", "TAG"); 291 func = opt_s ? trprint_cpp_stack : trprint_cpp; 292 } else { 293 mdb_printf("%-16s %-4s %-5s MSG\n", "TIME", "TAG", "ERRNO"); 294 func = opt_s ? trprint_msg_stack : trprint_msg; 295 } 296 297 if (mdb_walk("fmd_trace", (mdb_walk_cb_t)func, (void *)tid) == -1) { 298 mdb_warn("failed to walk fmd_trace"); 299 return (DCMD_ERR); 300 } 301 302 return (DCMD_OK); 303 } 304 305 static int 306 hash_walk_init(mdb_walk_state_t *wsp, uintptr_t addr, uint_t hashlen, 307 const char *name, size_t size, size_t next) 308 { 309 hashwalk_data_t *hwp; 310 size_t len = sizeof (uintptr_t) * hashlen; 311 312 if (len == 0) { 313 mdb_warn("failed to walk hash: invalid hash length\n"); 314 return (WALK_ERR); 315 } 316 317 hwp = mdb_alloc(sizeof (hashwalk_data_t), UM_SLEEP); 318 hwp->hw_hash = mdb_zalloc(len, UM_SLEEP); 319 (void) mdb_vread(hwp->hw_hash, len, addr); 320 hwp->hw_hashlen = hashlen; 321 hwp->hw_hashidx = 0; 322 hwp->hw_name = name; 323 hwp->hw_data = mdb_zalloc(size, UM_SLEEP); 324 hwp->hw_size = size; 325 hwp->hw_next = next; 326 327 wsp->walk_addr = hwp->hw_hash[0]; 328 wsp->walk_data = hwp; 329 330 return (WALK_NEXT); 331 } 332 333 static int 334 hash_walk_step(mdb_walk_state_t *wsp) 335 { 336 hashwalk_data_t *hwp = wsp->walk_data; 337 int rv; 338 339 while (wsp->walk_addr == NULL) { 340 if (++hwp->hw_hashidx < hwp->hw_hashlen) 341 wsp->walk_addr = hwp->hw_hash[hwp->hw_hashidx]; 342 else 343 return (WALK_DONE); 344 } 345 346 if (mdb_vread(hwp->hw_data, hwp->hw_size, wsp->walk_addr) == -1) { 347 mdb_warn("failed to read %s at %p", 348 hwp->hw_name, wsp->walk_addr); 349 return (WALK_ERR); 350 } 351 352 rv = wsp->walk_callback(wsp->walk_addr, hwp->hw_data, wsp->walk_cbdata); 353 wsp->walk_addr = *(uintptr_t *)((uintptr_t)hwp->hw_data + hwp->hw_next); 354 return (rv); 355 } 356 357 static void 358 hash_walk_fini(mdb_walk_state_t *wsp) 359 { 360 hashwalk_data_t *hwp = wsp->walk_data; 361 362 mdb_free(hwp->hw_hash, sizeof (uintptr_t) * hwp->hw_hashlen); 363 mdb_free(hwp->hw_data, hwp->hw_size); 364 mdb_free(hwp, sizeof (hashwalk_data_t)); 365 } 366 367 static int 368 ustat_walk_init(mdb_walk_state_t *wsp) 369 { 370 fmd_ustat_t us; 371 372 if (mdb_vread(&us, sizeof (us), wsp->walk_addr) != sizeof (us)) { 373 mdb_warn("failed to read fmd_ustat_t at %p", wsp->walk_addr); 374 return (WALK_ERR); 375 } 376 377 return (hash_walk_init(wsp, 378 (uintptr_t)us.us_hash, us.us_hashlen, NULL, 0, 0)); 379 } 380 381 static int 382 ustat_walk_step(mdb_walk_state_t *wsp) 383 { 384 hashwalk_data_t *hwp = wsp->walk_data; 385 fmd_ustat_elem_t ue; 386 fmd_stat_t s; 387 388 while (wsp->walk_addr == NULL) { 389 if (++hwp->hw_hashidx < hwp->hw_hashlen) 390 wsp->walk_addr = hwp->hw_hash[hwp->hw_hashidx]; 391 else 392 return (WALK_DONE); 393 } 394 395 if (mdb_vread(&ue, sizeof (ue), wsp->walk_addr) != sizeof (ue) || 396 mdb_vread(&s, sizeof (s), (uintptr_t)ue.use_stat) != sizeof (s)) { 397 mdb_warn("failed to read stat element at %p", wsp->walk_addr); 398 return (WALK_ERR); 399 } 400 401 wsp->walk_addr = (uintptr_t)ue.use_next; 402 403 return (wsp->walk_callback( 404 (uintptr_t)ue.use_stat, &s, wsp->walk_cbdata)); 405 } 406 407 struct fmd_cmd_data { 408 int argc; 409 const mdb_arg_t *argv; 410 }; 411 412 /* ARGSUSED */ 413 static int 414 module_ustat(uintptr_t addr, const void *data, void *wsp) 415 { 416 fmd_module_t *modp = (fmd_module_t *)data; 417 char name[PATH_MAX]; 418 const struct fmd_cmd_data *udp = wsp; 419 420 if (mdb_readstr(name, sizeof (name), (uintptr_t)modp->mod_name) <= 0) 421 (void) mdb_snprintf(name, sizeof (name), "<%p>", 422 modp->mod_name); 423 mdb_printf("%s\n", name); 424 (void) fmd_ustat((uintptr_t)modp->mod_ustat, 425 DCMD_ADDRSPEC | DCMD_LOOPFIRST, udp->argc, udp->argv); 426 return (WALK_NEXT); 427 } 428 429 static int 430 fmd_ustat(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 431 { 432 if (!(flags & DCMD_ADDRSPEC)) { 433 struct fmd_cmd_data ud; 434 435 ud.argc = argc; 436 ud.argv = argv; 437 if (mdb_walk("fmd_module", module_ustat, &ud) == -1) { 438 mdb_warn("failed to walk 'fmd_module'"); 439 return (DCMD_ERR); 440 } 441 return (DCMD_OK); 442 } 443 444 if (mdb_pwalk_dcmd("fmd_ustat", "fmd_stat", argc, argv, addr) != 0) { 445 mdb_warn("failed to walk fmd_ustat at %p", addr); 446 return (DCMD_ERR); 447 } 448 449 return (DCMD_OK); 450 } 451 452 /* ARGSUSED */ 453 static int 454 module_stat(uintptr_t addr, const void *data, void *wsp) 455 { 456 fmd_module_t *modp = (fmd_module_t *)data; 457 char name[PATH_MAX]; 458 const struct fmd_cmd_data *udp = wsp; 459 fmd_modstat_t *mod_stats; 460 461 if (mdb_readstr(name, sizeof (name), (uintptr_t)modp->mod_name) <= 0) { 462 (void) mdb_snprintf(name, sizeof (name), "<%p>", 463 modp->mod_name); 464 } 465 mdb_printf("%s\n", name); 466 mod_stats = modp->mod_stats; 467 (void) fmd_stat((uintptr_t)&mod_stats->ms_loadtime, 468 DCMD_ADDRSPEC | DCMD_LOOPFIRST, udp->argc, udp->argv); 469 (void) fmd_stat((uintptr_t)&mod_stats->ms_snaptime, 470 DCMD_ADDRSPEC | DCMD_LOOP, udp->argc, udp->argv); 471 (void) fmd_stat((uintptr_t)&mod_stats->ms_accepted, 472 DCMD_ADDRSPEC | DCMD_LOOP, udp->argc, udp->argv); 473 (void) fmd_stat((uintptr_t)&mod_stats->ms_debugdrop, 474 DCMD_ADDRSPEC | DCMD_LOOP, udp->argc, udp->argv); 475 (void) fmd_stat((uintptr_t)&mod_stats->ms_memtotal, 476 DCMD_ADDRSPEC | DCMD_LOOP, udp->argc, udp->argv); 477 (void) fmd_stat((uintptr_t)&mod_stats->ms_memlimit, 478 DCMD_ADDRSPEC | DCMD_LOOP, udp->argc, udp->argv); 479 (void) fmd_stat((uintptr_t)&mod_stats->ms_buftotal, 480 DCMD_ADDRSPEC | DCMD_LOOP, udp->argc, udp->argv); 481 (void) fmd_stat((uintptr_t)&mod_stats->ms_buflimit, 482 DCMD_ADDRSPEC | DCMD_LOOP, udp->argc, udp->argv); 483 (void) fmd_stat((uintptr_t)&mod_stats->ms_thrtotal, 484 DCMD_ADDRSPEC | DCMD_LOOP, udp->argc, udp->argv); 485 (void) fmd_stat((uintptr_t)&mod_stats->ms_thrlimit, 486 DCMD_ADDRSPEC | DCMD_LOOP, udp->argc, udp->argv); 487 (void) fmd_stat((uintptr_t)&mod_stats->ms_caseopen, 488 DCMD_ADDRSPEC | DCMD_LOOP, udp->argc, udp->argv); 489 (void) fmd_stat((uintptr_t)&mod_stats->ms_casesolved, 490 DCMD_ADDRSPEC | DCMD_LOOP, udp->argc, udp->argv); 491 (void) fmd_stat((uintptr_t)&mod_stats->ms_caseclosed, 492 DCMD_ADDRSPEC | DCMD_LOOP, udp->argc, udp->argv); 493 (void) fmd_stat((uintptr_t)&mod_stats->ms_ckpt_save, 494 DCMD_ADDRSPEC | DCMD_LOOP, udp->argc, udp->argv); 495 (void) fmd_stat((uintptr_t)&mod_stats->ms_ckpt_restore, 496 DCMD_ADDRSPEC | DCMD_LOOP, udp->argc, udp->argv); 497 (void) fmd_stat((uintptr_t)&mod_stats->ms_ckpt_zeroed, 498 DCMD_ADDRSPEC | DCMD_LOOP, udp->argc, udp->argv); 499 (void) fmd_stat((uintptr_t)&mod_stats->ms_ckpt_cnt, 500 DCMD_ADDRSPEC | DCMD_LOOP, udp->argc, udp->argv); 501 (void) fmd_stat((uintptr_t)&mod_stats->ms_ckpt_time, 502 DCMD_ADDRSPEC | DCMD_LOOP, udp->argc, udp->argv); 503 (void) fmd_stat((uintptr_t)&mod_stats->ms_xprtopen, 504 DCMD_ADDRSPEC | DCMD_LOOP, udp->argc, udp->argv); 505 (void) fmd_stat((uintptr_t)&mod_stats->ms_xprtlimit, 506 DCMD_ADDRSPEC | DCMD_LOOP, udp->argc, udp->argv); 507 (void) fmd_stat((uintptr_t)&mod_stats->ms_xprtqlimit, 508 DCMD_ADDRSPEC | DCMD_LOOP, udp->argc, udp->argv); 509 return (WALK_NEXT); 510 } 511 512 /*ARGSUSED*/ 513 static int 514 fmd_stat(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 515 { 516 char buf[512]; 517 fmd_stat_t s; 518 519 if (argc != 0) 520 return (DCMD_USAGE); 521 522 if (DCMD_HDRSPEC(flags)) 523 mdb_printf("%<u>%-11s %-4s %-32s %s%</u>\n", 524 "ADDR", "TYPE", "NAME", "VALUE"); 525 526 if (!(flags & DCMD_ADDRSPEC)) { 527 struct fmd_cmd_data ud; 528 529 ud.argc = argc; 530 ud.argv = argv; 531 532 if (mdb_walk("fmd_module", module_stat, &ud) == -1) { 533 mdb_warn("failed to walk 'fmd_module'"); 534 return (DCMD_ERR); 535 } 536 return (DCMD_OK); 537 } 538 539 if (mdb_vread(&s, sizeof (s), addr) != sizeof (s)) { 540 mdb_warn("failed to read statistic at %p", addr); 541 return (DCMD_ERR); 542 } 543 544 switch (s.fmds_type) { 545 case FMD_TYPE_BOOL: 546 mdb_printf("%-11p %-4s %-32s %s\n", addr, "bool", 547 s.fmds_name, s.fmds_value.bool ? "true" : "false"); 548 break; 549 case FMD_TYPE_INT32: 550 mdb_printf("%-11p %-4s %-32s %d\n", addr, "i32", 551 s.fmds_name, s.fmds_value.i32); 552 break; 553 case FMD_TYPE_UINT32: 554 mdb_printf("%-11p %-4s %-32s %u\n", addr, "ui32", 555 s.fmds_name, s.fmds_value.i32); 556 break; 557 case FMD_TYPE_INT64: 558 mdb_printf("%-11p %-4s %-32s %lld\n", addr, "i64", 559 s.fmds_name, s.fmds_value.i64); 560 break; 561 case FMD_TYPE_UINT64: 562 mdb_printf("%-11p %-4s %-32s %llu\n", addr, "ui64", 563 s.fmds_name, s.fmds_value.ui64); 564 break; 565 case FMD_TYPE_STRING: 566 if (mdb_readstr(buf, sizeof (buf), 567 (uintptr_t)s.fmds_value.str) < 0) { 568 (void) mdb_snprintf(buf, sizeof (buf), "<%p>", 569 s.fmds_value.str); 570 } 571 mdb_printf("%-11p %-4s %-32s %s\n", addr, "str", 572 s.fmds_name, buf); 573 break; 574 case FMD_TYPE_TIME: 575 mdb_printf("%-11p %-4s %-32s %llu\n", addr, "time", 576 s.fmds_name, s.fmds_value.ui64); 577 break; 578 case FMD_TYPE_SIZE: 579 mdb_printf("%-11p %-4s %-32s %llu\n", addr, "size", 580 s.fmds_name, s.fmds_value.ui64); 581 break; 582 default: 583 mdb_printf("%-11p %-4u %-32s ???\n", addr, 584 s.fmds_type, s.fmds_name); 585 break; 586 } 587 588 return (DCMD_OK); 589 } 590 591 /*ARGSUSED*/ 592 static int 593 fmd_event(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 594 { 595 char type[16], name[16]; 596 fmd_event_impl_t ev; 597 598 if (argc != 0) 599 return (DCMD_USAGE); 600 601 if (mdb_vread(&ev, sizeof (ev), addr) != sizeof (ev)) { 602 mdb_warn("failed to read fmd_event at %p", addr); 603 return (DCMD_ERR); 604 } 605 606 if (DCMD_HDRSPEC(flags)) { 607 mdb_printf("%<u>%-11s %-4s %-5s %-3s %-?s%</u>\n", 608 "ADDR", "TYPE", "STATE", "REF", "NVPAIR"); 609 } 610 611 switch (ev.ev_type) { 612 case FMD_EVT_PROTOCOL: 613 (void) strcpy(type, "PROT"); 614 break; 615 case FMD_EVT_GC: 616 (void) strcpy(type, "GC"); 617 break; 618 case FMD_EVT_CLOSE: 619 (void) strcpy(type, "CLSE"); 620 break; 621 case FMD_EVT_TIMEOUT: 622 (void) strcpy(type, "TIME"); 623 break; 624 case FMD_EVT_STATS: 625 (void) strcpy(type, "STAT"); 626 break; 627 case FMD_EVT_PUBLISH: 628 (void) strcpy(type, "PUBL"); 629 break; 630 case FMD_EVT_TOPO: 631 (void) strcpy(type, "TOPO"); 632 break; 633 default: 634 (void) mdb_snprintf(type, sizeof (type), "%u", ev.ev_type); 635 } 636 637 switch (ev.ev_state) { 638 case FMD_EVS_RECEIVED: 639 (void) strcpy(name, "RECVD"); 640 break; 641 case FMD_EVS_ACCEPTED: 642 (void) strcpy(name, "ACCPT"); 643 break; 644 case FMD_EVS_DISCARDED: 645 (void) strcpy(name, "DSCRD"); 646 break; 647 case FMD_EVS_DIAGNOSED: 648 (void) strcpy(name, "DIAGN"); 649 break; 650 default: 651 (void) mdb_snprintf(name, sizeof (name), "%u", ev.ev_state); 652 } 653 654 mdb_printf("%-11p %-4s %-5s %-3u %p\n", 655 addr, type, name, ev.ev_refs, ev.ev_nvl); 656 657 return (DCMD_OK); 658 } 659 660 static int 661 thread_walk_init(mdb_walk_state_t *wsp) 662 { 663 fmd_t F; 664 665 if (mdb_readvar(&F, "fmd") != sizeof (F)) { 666 mdb_warn("failed to read fmd meta-data"); 667 return (WALK_ERR); 668 } 669 670 wsp->walk_addr = (uintptr_t)F.d_thr_list.l_next; 671 return (WALK_NEXT); 672 } 673 674 static int 675 thread_walk_step(mdb_walk_state_t *wsp) 676 { 677 uintptr_t addr = wsp->walk_addr; 678 fmd_thread_t t; 679 680 if (addr == NULL) 681 return (WALK_DONE); 682 683 if (mdb_vread(&t, sizeof (t), addr) != sizeof (t)) { 684 mdb_warn("failed to read fmd_thread at %p", addr); 685 return (WALK_ERR); 686 } 687 688 wsp->walk_addr = (uintptr_t)t.thr_list.l_next; 689 return (wsp->walk_callback(addr, &t, wsp->walk_cbdata)); 690 } 691 692 static int 693 fmd_thread(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 694 { 695 fmd_thread_t thr; 696 697 if (!(flags & DCMD_ADDRSPEC)) 698 return (mdb_walk_dcmd("fmd_thread", "fmd_thread", argc, argv)); 699 700 if (argc != 0) 701 return (DCMD_USAGE); 702 703 if (mdb_vread(&thr, sizeof (thr), addr) != sizeof (thr)) { 704 mdb_warn("failed to read fmd_thread at %p", addr); 705 return (DCMD_ERR); 706 } 707 708 if (DCMD_HDRSPEC(flags)) { 709 mdb_printf("%<u>%-11s %-11s %-8s %-16s%</u>\n", 710 "ADDR", "MOD", "TID", "FUNC"); 711 } 712 713 mdb_printf("%-11p %-11p %-8u %a\n", 714 addr, thr.thr_mod, thr.thr_tid, thr.thr_func); 715 716 return (DCMD_OK); 717 } 718 719 static int 720 mod_walk_init(mdb_walk_state_t *wsp) 721 { 722 fmd_t F; 723 724 if (mdb_readvar(&F, "fmd") != sizeof (F)) { 725 mdb_warn("failed to read fmd meta-data"); 726 return (WALK_ERR); 727 } 728 729 wsp->walk_addr = (uintptr_t)F.d_mod_list.l_next; 730 return (WALK_NEXT); 731 } 732 733 static int 734 mod_walk_step(mdb_walk_state_t *wsp) 735 { 736 uintptr_t addr = wsp->walk_addr; 737 fmd_module_t m; 738 739 if (addr == NULL) 740 return (WALK_DONE); 741 742 if (mdb_vread(&m, sizeof (m), addr) != sizeof (m)) { 743 mdb_warn("failed to read fmd_module at %p", addr); 744 return (WALK_ERR); 745 } 746 747 wsp->walk_addr = (uintptr_t)m.mod_list.l_next; 748 return (wsp->walk_callback(addr, &m, wsp->walk_cbdata)); 749 } 750 751 static int 752 fmd_module(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 753 { 754 fmd_module_t mod; 755 char name[PATH_MAX]; 756 757 if (!(flags & DCMD_ADDRSPEC)) 758 return (mdb_walk_dcmd("fmd_module", "fmd_module", argc, argv)); 759 760 if (argc != 0) 761 return (DCMD_USAGE); 762 763 if (mdb_vread(&mod, sizeof (mod), addr) != sizeof (mod)) { 764 mdb_warn("failed to read fmd_module at %p", addr); 765 return (DCMD_ERR); 766 } 767 768 if (DCMD_HDRSPEC(flags)) { 769 mdb_printf("%<u>%-11s %-16s %-11s %-4s %-?s %-16s%</u>\n", 770 "ADDR", "OPS", "DATA", "FLAG", "USTAT", "NAME"); 771 } 772 773 if (mdb_readstr(name, sizeof (name), (uintptr_t)mod.mod_name) <= 0) 774 (void) mdb_snprintf(name, sizeof (name), "<%p>", mod.mod_name); 775 776 mdb_printf("%-11p %-16a %-11p 0x%02x %-?p %s\n", addr, 777 mod.mod_ops, mod.mod_data, mod.mod_flags, mod.mod_ustat, name); 778 779 return (DCMD_OK); 780 } 781 782 static int 783 case_walk_init(mdb_walk_state_t *wsp) 784 { 785 fmd_module_t mod; 786 fmd_case_hash_t ch; 787 fmd_t F; 788 789 if (wsp->walk_addr != NULL) { 790 if (mdb_vread(&mod, sizeof (mod), wsp->walk_addr) == -1) { 791 mdb_warn("failed to read module at %p", wsp->walk_addr); 792 return (WALK_ERR); 793 } 794 795 wsp->walk_addr = (uintptr_t)mod.mod_cases.l_next; 796 return (WALK_NEXT); 797 } 798 799 if (mdb_readvar(&F, "fmd") != sizeof (F) || 800 mdb_vread(&ch, sizeof (ch), (uintptr_t)F.d_cases) != sizeof (ch)) { 801 mdb_warn("failed to read fmd meta-data"); 802 return (WALK_ERR); 803 } 804 805 return (hash_walk_init(wsp, (uintptr_t)ch.ch_hash, ch.ch_hashlen, 806 "fmd_case", sizeof (fmd_case_impl_t), 807 OFFSETOF(fmd_case_impl_t, ci_next))); 808 } 809 810 static int 811 case_walk_step(mdb_walk_state_t *wsp) 812 { 813 uintptr_t addr = wsp->walk_addr; 814 fmd_case_impl_t ci; 815 816 if (wsp->walk_data != NULL) 817 return (hash_walk_step(wsp)); 818 819 if (addr == NULL) 820 return (WALK_DONE); 821 822 if (mdb_vread(&ci, sizeof (ci), addr) != sizeof (ci)) { 823 mdb_warn("failed to read fmd_case at %p", addr); 824 return (WALK_ERR); 825 } 826 827 wsp->walk_addr = (uintptr_t)ci.ci_list.l_next; 828 return (wsp->walk_callback(addr, &ci, wsp->walk_cbdata)); 829 } 830 831 static void 832 case_walk_fini(mdb_walk_state_t *wsp) 833 { 834 if (wsp->walk_data != NULL) 835 hash_walk_fini(wsp); 836 } 837 838 static int 839 fmd_case(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 840 { 841 char uuid[48], name[16]; 842 fmd_case_impl_t ci; 843 844 if (!(flags & DCMD_ADDRSPEC)) { 845 if (mdb_walk_dcmd("fmd_case", "fmd_case", argc, argv) != 0) { 846 mdb_warn("failed to walk fmd_case hash"); 847 return (DCMD_ERR); 848 } 849 return (DCMD_OK); 850 } 851 852 if (mdb_vread(&ci, sizeof (ci), addr) != sizeof (ci)) { 853 mdb_warn("failed to read fmd_case at %p", addr); 854 return (DCMD_ERR); 855 } 856 857 if (DCMD_HDRSPEC(flags)) { 858 mdb_printf("%<u>%-11s %-5s %-3s %-?s %-36s%</u>\n", 859 "ADDR", "STATE", "REF", "DATA", "UUID"); 860 } 861 862 if (mdb_readstr(uuid, sizeof (uuid), (uintptr_t)ci.ci_uuid) <= 0) 863 (void) mdb_snprintf(uuid, sizeof (uuid), "<%p>", ci.ci_uuid); 864 865 switch (ci.ci_state) { 866 case FMD_CASE_UNSOLVED: 867 (void) strcpy(name, "UNSLV"); 868 break; 869 case FMD_CASE_SOLVED: 870 (void) strcpy(name, "SOLVE"); 871 break; 872 case FMD_CASE_CLOSE_WAIT: 873 (void) strcpy(name, "CWAIT"); 874 break; 875 case FMD_CASE_CLOSED: 876 (void) strcpy(name, "CLOSE"); 877 break; 878 case FMD_CASE_REPAIRED: 879 (void) strcpy(name, "RPAIR"); 880 break; 881 default: 882 (void) mdb_snprintf(name, sizeof (name), "%u", ci.ci_state); 883 } 884 885 mdb_printf("%-11p %-5s %-3u %-?p %s\n", 886 addr, name, ci.ci_refs, ci.ci_data, uuid); 887 888 return (DCMD_OK); 889 } 890 891 static int 892 buf_walk_init(mdb_walk_state_t *wsp) 893 { 894 fmd_buf_hash_t bh; 895 896 if (mdb_vread(&bh, sizeof (bh), wsp->walk_addr) != sizeof (bh)) { 897 mdb_warn("failed to read fmd_buf_hash_t at %p", wsp->walk_addr); 898 return (WALK_ERR); 899 } 900 901 return (hash_walk_init(wsp, (uintptr_t)bh.bh_hash, bh.bh_hashlen, 902 "fmd_buf", sizeof (fmd_buf_t), OFFSETOF(fmd_buf_t, buf_next))); 903 } 904 905 /*ARGSUSED*/ 906 static int 907 fmd_buf(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 908 { 909 char name[PATH_MAX]; 910 fmd_buf_t b; 911 912 if (argc != 0 || !(flags & DCMD_ADDRSPEC)) 913 return (DCMD_USAGE); 914 915 if (mdb_vread(&b, sizeof (b), addr) != sizeof (b)) { 916 mdb_warn("failed to read fmd_buf at %p", addr); 917 return (DCMD_ERR); 918 } 919 920 if (DCMD_HDRSPEC(flags)) { 921 mdb_printf("%<u>%-11s %-32s %-5s %-?s %s%</u>\n", 922 "ADDR", "NAME", "FLAGS", "DATA", "SIZE"); 923 } 924 925 if (mdb_readstr(name, sizeof (name), (uintptr_t)b.buf_name) <= 0) 926 (void) mdb_snprintf(name, sizeof (name), "<%p>", b.buf_name); 927 928 mdb_printf("%-11p %-32s %-#5x %-?p %lu\n", 929 addr, name, b.buf_flags, b.buf_data, b.buf_size); 930 931 return (DCMD_OK); 932 } 933 934 static int 935 serd_walk_init(mdb_walk_state_t *wsp) 936 { 937 fmd_serd_hash_t sh; 938 939 if (mdb_vread(&sh, sizeof (sh), wsp->walk_addr) != sizeof (sh)) { 940 mdb_warn("failed to read fmd_serd_hash at %p", wsp->walk_addr); 941 return (WALK_ERR); 942 } 943 944 return (hash_walk_init(wsp, (uintptr_t)sh.sh_hash, sh.sh_hashlen, 945 "fmd_serd_eng", sizeof (fmd_serd_eng_t), 946 OFFSETOF(fmd_serd_eng_t, sg_next))); 947 } 948 949 /* ARGSUSED */ 950 static int 951 module_serd(uintptr_t addr, const void *data, void *wsp) 952 { 953 fmd_module_t *modp = (fmd_module_t *)data; 954 955 if (modp->mod_serds.sh_count != 0) { 956 modp = (fmd_module_t *)addr; 957 (void) mdb_pwalk_dcmd("fmd_serd", "fmd_serd", 0, 0, 958 (uintptr_t)&modp->mod_serds); 959 } 960 return (WALK_NEXT); 961 } 962 963 /*ARGSUSED*/ 964 static int 965 fmd_serd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 966 { 967 char name[PATH_MAX]; 968 fmd_serd_eng_t sg; 969 970 if (argc != 0) 971 return (DCMD_USAGE); 972 if (!(flags & DCMD_ADDRSPEC)) { 973 if (mdb_walk("fmd_module", module_serd, 0) == -1) { 974 mdb_warn("failed to walk 'fmd_module'"); 975 return (DCMD_ERR); 976 } 977 return (DCMD_OK); 978 } 979 980 if (mdb_vread(&sg, sizeof (sg), addr) != sizeof (sg)) { 981 mdb_warn("failed to read fmd_serd_eng at %p", addr); 982 return (DCMD_ERR); 983 } 984 985 if (DCMD_HDRSPEC(flags)) { 986 mdb_printf("%<u>%-11s %-32s %-3s F >%-2s %-16s%</u>\n", 987 "ADDR", "NAME", "CNT", "N", "T"); 988 } 989 990 if (mdb_readstr(name, sizeof (name), (uintptr_t)sg.sg_name) <= 0) 991 (void) mdb_snprintf(name, sizeof (name), "<%p>", sg.sg_name); 992 993 mdb_printf("%-11p %-32s %-3u %c >%-2u %lluns\n", 994 addr, name, sg.sg_count, (sg.sg_flags & FMD_SERD_FIRED) ? 'F' : ' ', 995 sg.sg_n, (u_longlong_t)sg.sg_t); 996 997 return (DCMD_OK); 998 } 999 1000 static int 1001 asru_walk_init(mdb_walk_state_t *wsp) 1002 { 1003 fmd_asru_hash_t ah; 1004 fmd_t F; 1005 1006 if (wsp->walk_addr == NULL && mdb_readvar(&F, "fmd") != sizeof (F)) { 1007 mdb_warn("failed to read fmd meta-data"); 1008 return (WALK_ERR); 1009 } 1010 1011 if (wsp->walk_addr == NULL) 1012 wsp->walk_addr = (uintptr_t)F.d_asrus; 1013 1014 if (mdb_vread(&ah, sizeof (ah), wsp->walk_addr) != sizeof (ah)) { 1015 mdb_warn("failed to read asru_hash at %p", wsp->walk_addr); 1016 return (WALK_ERR); 1017 } 1018 1019 return (hash_walk_init(wsp, (uintptr_t)ah.ah_hash, ah.ah_hashlen, 1020 "fmd_asru", sizeof (fmd_asru_t), OFFSETOF(fmd_asru_t, asru_next))); 1021 } 1022 1023 static int 1024 fmd_asru(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 1025 { 1026 char uuid[48], name[PATH_MAX]; 1027 fmd_asru_t a; 1028 1029 if (!(flags & DCMD_ADDRSPEC)) { 1030 if (mdb_walk_dcmd("fmd_asru", "fmd_asru", argc, argv) != 0) { 1031 mdb_warn("failed to walk fmd_asru hash"); 1032 return (DCMD_ERR); 1033 } 1034 return (DCMD_OK); 1035 } 1036 1037 if (mdb_vread(&a, sizeof (a), addr) != sizeof (a)) { 1038 mdb_warn("failed to read fmd_asru at %p", addr); 1039 return (DCMD_ERR); 1040 } 1041 1042 if (DCMD_HDRSPEC(flags)) 1043 mdb_printf("%<u>%-8s %-36s %s%</u>\n", "ADDR", "UUID", "NAME"); 1044 1045 if (mdb_readstr(uuid, sizeof (uuid), (uintptr_t)a.asru_uuid) <= 0) 1046 (void) mdb_snprintf(uuid, sizeof (uuid), "<%p>", a.asru_uuid); 1047 if (mdb_readstr(name, sizeof (name), (uintptr_t)a.asru_name) <= 0) 1048 (void) mdb_snprintf(name, sizeof (name), "<%p>", a.asru_name); 1049 1050 mdb_printf("%-8p %-36s %s\n", addr, uuid, name); 1051 return (DCMD_OK); 1052 } 1053 1054 static int 1055 al_walk_init(mdb_walk_state_t *wsp) 1056 { 1057 fmd_asru_hash_t ah; 1058 fmd_t F; 1059 1060 if (wsp->walk_addr == NULL && mdb_readvar(&F, "fmd") != sizeof (F)) { 1061 mdb_warn("failed to read fmd meta-data"); 1062 return (WALK_ERR); 1063 } 1064 1065 if (wsp->walk_addr == NULL) 1066 wsp->walk_addr = (uintptr_t)F.d_asrus; 1067 1068 if (mdb_vread(&ah, sizeof (ah), wsp->walk_addr) != sizeof (ah)) { 1069 mdb_warn("failed to read asru_hash at %p", wsp->walk_addr); 1070 return (WALK_ERR); 1071 } 1072 1073 return (hash_walk_init(wsp, (uintptr_t)ah.ah_rsrc_hash, ah.ah_hashlen, 1074 "fmd_asru_link", sizeof (fmd_asru_link_t), OFFSETOF(fmd_asru_link_t, 1075 al_rsrc_next))); 1076 } 1077 1078 static int 1079 fmd_asru_link(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 1080 { 1081 char uuid[48], name[PATH_MAX]; 1082 fmd_asru_link_t a; 1083 1084 if (!(flags & DCMD_ADDRSPEC)) { 1085 if (mdb_walk_dcmd("fmd_asru_link", "fmd_asru_link", argc, 1086 argv) != 0) { 1087 mdb_warn("failed to walk fmd_asru_link hash"); 1088 return (DCMD_ERR); 1089 } 1090 return (DCMD_OK); 1091 } 1092 1093 if (mdb_vread(&a, sizeof (a), addr) != sizeof (a)) { 1094 mdb_warn("failed to read fmd_asru_link at %p", addr); 1095 return (DCMD_ERR); 1096 } 1097 1098 if (DCMD_HDRSPEC(flags)) 1099 mdb_printf("%<u>%-8s %-36s %s%</u>\n", "ADDR", "UUID", "NAME"); 1100 1101 if (mdb_readstr(uuid, sizeof (uuid), (uintptr_t)a.al_uuid) <= 0) 1102 (void) mdb_snprintf(uuid, sizeof (uuid), "<%p>", a.al_uuid); 1103 if (mdb_readstr(name, sizeof (name), (uintptr_t)a.al_rsrc_name) <= 0) 1104 (void) mdb_snprintf(name, sizeof (name), "<%p>", 1105 a.al_rsrc_name); 1106 1107 mdb_printf("%-8p %-36s %s\n", addr, uuid, name); 1108 return (DCMD_OK); 1109 } 1110 1111 /*ARGSUSED*/ 1112 static int 1113 fcf_hdr(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 1114 { 1115 fcf_hdr_t h; 1116 1117 if (argc != 0) 1118 return (DCMD_USAGE); 1119 1120 if (!(flags & DCMD_ADDRSPEC)) 1121 addr = 0; /* assume base of file in file target */ 1122 1123 if (mdb_vread(&h, sizeof (h), addr) != sizeof (h)) { 1124 mdb_warn("failed to read header at %p", addr); 1125 return (DCMD_ERR); 1126 } 1127 1128 mdb_printf("fcfh_ident.id_magic = 0x%x, %c, %c, %c\n", 1129 h.fcfh_ident[FCF_ID_MAG0], h.fcfh_ident[FCF_ID_MAG1], 1130 h.fcfh_ident[FCF_ID_MAG2], h.fcfh_ident[FCF_ID_MAG3]); 1131 1132 switch (h.fcfh_ident[FCF_ID_MODEL]) { 1133 case FCF_MODEL_ILP32: 1134 mdb_printf("fcfh_ident.id_model = ILP32\n"); 1135 break; 1136 case FCF_MODEL_LP64: 1137 mdb_printf("fcfh_ident.id_model = LP64\n"); 1138 break; 1139 default: 1140 mdb_printf("fcfh_ident.id_model = 0x%x\n", 1141 h.fcfh_ident[FCF_ID_MODEL]); 1142 } 1143 1144 switch (h.fcfh_ident[FCF_ID_ENCODING]) { 1145 case FCF_ENCODE_LSB: 1146 mdb_printf("fcfh_ident.id_encoding = LSB\n"); 1147 break; 1148 case FCF_ENCODE_MSB: 1149 mdb_printf("fcfh_ident.id_encoding = MSB\n"); 1150 break; 1151 default: 1152 mdb_printf("fcfh_ident.id_encoding = 0x%x\n", 1153 h.fcfh_ident[FCF_ID_ENCODING]); 1154 } 1155 1156 mdb_printf("fcfh_ident.id_version = %u\n", 1157 h.fcfh_ident[FCF_ID_VERSION]); 1158 1159 mdb_printf("fcfh_flags = 0x%x\n", h.fcfh_flags); 1160 mdb_printf("fcfh_hdrsize = %u\n", h.fcfh_hdrsize); 1161 mdb_printf("fcfh_secsize = %u\n", h.fcfh_secsize); 1162 mdb_printf("fcfh_secnum = %u\n", h.fcfh_secnum); 1163 mdb_printf("fcfh_secoff = %llu\n", h.fcfh_secoff); 1164 mdb_printf("fcfh_filesz = %llu\n", h.fcfh_filesz); 1165 mdb_printf("fcfh_cgen = %llu\n", h.fcfh_cgen); 1166 1167 return (DCMD_OK); 1168 } 1169 1170 static int fcf_sec(uintptr_t, uint_t, int, const mdb_arg_t *); 1171 /*ARGSUSED*/ 1172 static int 1173 fcf_sec_one(uintptr_t addr, void *ignored, uint_t *secp) 1174 { 1175 1176 mdb_printf("%3d ", (*secp)++); 1177 (void) fcf_sec(addr, DCMD_ADDRSPEC | DCMD_LOOP, 0, NULL); 1178 return (WALK_NEXT); 1179 } 1180 1181 /*ARGSUSED*/ 1182 static int 1183 fcf_sec(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 1184 { 1185 static const char *const types[] = { 1186 "none", /* FCF_SECT_NONE */ 1187 "strtab", /* FCF_SECT_STRTAB */ 1188 "module", /* FCF_SECT_MODULE */ 1189 "case", /* FCF_SECT_CASE */ 1190 "bufs", /* FCF_SECT_BUFS */ 1191 "buffer", /* FCF_SECT_BUFFER */ 1192 "serd", /* FCF_SECT_SERD */ 1193 "events", /* FCF_SECT_EVENTS */ 1194 "nvlists", /* FCF_SECT_NVLISTS */ 1195 }; 1196 1197 uint_t sec = 0; 1198 fcf_sec_t s; 1199 1200 if (!(flags & DCMD_ADDRSPEC)) 1201 mdb_printf("%<u>%-3s ", "NDX"); 1202 1203 if (!(flags & DCMD_ADDRSPEC) || DCMD_HDRSPEC(flags)) { 1204 mdb_printf("%<u>%?s %-10s %-5s %-5s %-5s %-6s %-5s%</u>\n", 1205 "ADDR", "TYPE", "ALIGN", "FLAGS", "ENTSZ", "OFF", "SIZE"); 1206 } 1207 1208 if (!(flags & DCMD_ADDRSPEC)) { 1209 if (mdb_walk("fcf_sec", (mdb_walk_cb_t)fcf_sec_one, &sec) < 0) { 1210 mdb_warn("failed to walk fcf_sec"); 1211 return (DCMD_ERR); 1212 } 1213 return (DCMD_OK); 1214 } 1215 1216 if (argc != 0) 1217 return (DCMD_USAGE); 1218 1219 if (mdb_vread(&s, sizeof (s), addr) != sizeof (s)) { 1220 mdb_warn("failed to read section header at %p", addr); 1221 return (DCMD_ERR); 1222 } 1223 1224 mdb_printf("%?p ", addr); 1225 1226 if (s.fcfs_type < sizeof (types) / sizeof (types[0])) 1227 mdb_printf("%-10s ", types[s.fcfs_type]); 1228 else 1229 mdb_printf("%-10u ", s.fcfs_type); 1230 1231 mdb_printf("%-5u %-#5x %-#5x %-6llx %-#5llx\n", s.fcfs_align, 1232 s.fcfs_flags, s.fcfs_entsize, s.fcfs_offset, s.fcfs_size); 1233 1234 return (DCMD_OK); 1235 } 1236 1237 static int 1238 fcf_sec_walk_init(mdb_walk_state_t *wsp) 1239 { 1240 fcf_hdr_t h, *hp; 1241 size_t size; 1242 1243 if (mdb_vread(&h, sizeof (h), wsp->walk_addr) != sizeof (h)) { 1244 mdb_warn("failed to read FCF header at %p", wsp->walk_addr); 1245 return (WALK_ERR); 1246 } 1247 1248 size = sizeof (fcf_hdr_t) + sizeof (fcf_sec_t) * h.fcfh_secnum; 1249 hp = mdb_alloc(size, UM_SLEEP); 1250 1251 if (mdb_vread(hp, size, wsp->walk_addr) != size) { 1252 mdb_warn("failed to read FCF sections at %p", wsp->walk_addr); 1253 mdb_free(hp, size); 1254 return (WALK_ERR); 1255 } 1256 1257 wsp->walk_data = hp; 1258 wsp->walk_arg = 0; 1259 1260 return (WALK_NEXT); 1261 } 1262 1263 static int 1264 fcf_sec_walk_step(mdb_walk_state_t *wsp) 1265 { 1266 uint_t i = (uint_t)wsp->walk_arg; 1267 size_t off = sizeof (fcf_hdr_t) + sizeof (fcf_sec_t) * i; 1268 fcf_hdr_t *hp = wsp->walk_data; 1269 fcf_sec_t *sp = (fcf_sec_t *)((uintptr_t)hp + off); 1270 1271 if (i >= hp->fcfh_secnum) 1272 return (WALK_DONE); 1273 1274 wsp->walk_arg = (void *)(i + 1); 1275 return (wsp->walk_callback(wsp->walk_addr + off, sp, wsp->walk_cbdata)); 1276 } 1277 1278 static void 1279 fcf_sec_walk_fini(mdb_walk_state_t *wsp) 1280 { 1281 fcf_hdr_t *hp = wsp->walk_data; 1282 mdb_free(hp, sizeof (fcf_hdr_t) + sizeof (fcf_sec_t) * hp->fcfh_secnum); 1283 } 1284 1285 /*ARGSUSED*/ 1286 static int 1287 fcf_case(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 1288 { 1289 fcf_case_t fcfc; 1290 1291 if (argc != 0) 1292 return (DCMD_USAGE); 1293 1294 if (mdb_vread(&fcfc, sizeof (fcfc), addr) != sizeof (fcfc)) { 1295 mdb_warn("failed to read case at %p", addr); 1296 return (DCMD_ERR); 1297 } 1298 1299 mdb_printf("fcfc_uuid = 0x%x\n", fcfc.fcfc_uuid); 1300 mdb_printf("fcfc_state = %u\n", fcfc.fcfc_state); 1301 mdb_printf("fcfc_bufs = %u\n", fcfc.fcfc_bufs); 1302 mdb_printf("fcfc_events = %u\n", fcfc.fcfc_events); 1303 mdb_printf("fcfc_suspects = %u\n", fcfc.fcfc_suspects); 1304 1305 return (DCMD_OK); 1306 } 1307 1308 /*ARGSUSED*/ 1309 static int 1310 fcf_event(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 1311 { 1312 fcf_event_t fcfe; 1313 1314 if (argc != 0) 1315 return (DCMD_USAGE); 1316 1317 if (mdb_vread(&fcfe, sizeof (fcfe), addr) != sizeof (fcfe)) { 1318 mdb_warn("failed to read event at %p", addr); 1319 return (DCMD_ERR); 1320 } 1321 1322 mdb_printf("fcfe_todsec = %llu (%Y)\n", 1323 fcfe.fcfe_todsec, (time_t)fcfe.fcfe_todsec); 1324 mdb_printf("fcfe_todnsec = %llu\n", fcfe.fcfe_todnsec); 1325 mdb_printf("fcfe_major = %u\n", fcfe.fcfe_major); 1326 mdb_printf("fcfe_minor = %u\n", fcfe.fcfe_minor); 1327 mdb_printf("fcfe_inode = %llu\n", fcfe.fcfe_inode); 1328 mdb_printf("fcfe_offset = %llu\n", fcfe.fcfe_offset); 1329 1330 return (DCMD_OK); 1331 } 1332 1333 /*ARGSUSED*/ 1334 static int 1335 fcf_serd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 1336 { 1337 fcf_serd_t fcfd; 1338 1339 if (argc != 0) 1340 return (DCMD_USAGE); 1341 1342 if (mdb_vread(&fcfd, sizeof (fcfd), addr) != sizeof (fcfd)) { 1343 mdb_warn("failed to read serd at %p", addr); 1344 return (DCMD_ERR); 1345 } 1346 1347 mdb_printf("fcfd_name = 0x%x\n", fcfd.fcfd_name); 1348 mdb_printf("fcfd_events = %u\n", fcfd.fcfd_events); 1349 mdb_printf("fcfd_n = >%u\n", fcfd.fcfd_n); 1350 mdb_printf("fcfd_t = %lluns\n", fcfd.fcfd_t); 1351 1352 return (DCMD_OK); 1353 } 1354 1355 static int 1356 tmq_walk_init(mdb_walk_state_t *wsp) 1357 { 1358 fmd_timerq_t tmq; 1359 fmd_t F; 1360 1361 if (wsp->walk_addr == NULL && mdb_readvar(&F, "fmd") != sizeof (F)) { 1362 mdb_warn("failed to read fmd meta-data"); 1363 return (WALK_ERR); 1364 } 1365 1366 if (wsp->walk_addr == NULL) 1367 wsp->walk_addr = (uintptr_t)F.d_timers; 1368 1369 if (mdb_vread(&tmq, sizeof (tmq), wsp->walk_addr) != sizeof (tmq)) { 1370 mdb_warn("failed to read timerq at %p", wsp->walk_addr); 1371 return (WALK_ERR); 1372 } 1373 1374 wsp->walk_addr = (uintptr_t)tmq.tmq_list.l_next; 1375 return (WALK_NEXT); 1376 } 1377 1378 static int 1379 tmq_walk_step(mdb_walk_state_t *wsp) 1380 { 1381 uintptr_t addr = wsp->walk_addr; 1382 fmd_timer_t tmr; 1383 1384 if (addr == NULL) 1385 return (WALK_DONE); 1386 1387 if (mdb_vread(&tmr, sizeof (tmr), addr) != sizeof (tmr)) { 1388 mdb_warn("failed to read fmd_timer at %p", addr); 1389 return (WALK_ERR); 1390 } 1391 1392 wsp->walk_addr = (uintptr_t)tmr.tmr_list.l_next; 1393 return (wsp->walk_callback(addr, &tmr, wsp->walk_cbdata)); 1394 } 1395 1396 static int 1397 fmd_timer(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 1398 { 1399 char name[32], func[MDB_SYM_NAMLEN]; 1400 fmd_timer_t t; 1401 1402 if (!(flags & DCMD_ADDRSPEC)) { 1403 if (mdb_walk_dcmd("fmd_timerq", "fmd_timer", argc, argv) != 0) { 1404 mdb_warn("failed to walk fmd_timerq"); 1405 return (DCMD_ERR); 1406 } 1407 return (DCMD_OK); 1408 } 1409 1410 if (mdb_vread(&t, sizeof (t), addr) != sizeof (t)) { 1411 mdb_warn("failed to read fmd_timer at %p", addr); 1412 return (DCMD_ERR); 1413 } 1414 1415 if (DCMD_HDRSPEC(flags)) { 1416 mdb_printf("%<u>%-8s %-20s %-4s %-18s %-8s %s%</u>\n", 1417 "ADDR", "MODULE", "ID", "HRTIME", "ARG", "FUNC"); 1418 } 1419 1420 if (mdb_readstr(name, sizeof (name), (uintptr_t) 1421 t.tmr_ids + OFFSETOF(fmd_idspace_t, ids_name)) <= 0) 1422 (void) mdb_snprintf(name, sizeof (name), "<%p>", t.tmr_ids); 1423 1424 if (mdb_lookup_by_addr((uintptr_t)t.tmr_func, MDB_SYM_FUZZY, 1425 func, sizeof (func), NULL) != 0) 1426 (void) mdb_snprintf(func, sizeof (func), "<%p>", t.tmr_func); 1427 1428 mdb_printf("%-8p %-20s %4d 0x%-16llx %-8p %s\n", 1429 addr, name, t.tmr_id, t.tmr_hrt, t.tmr_arg, func); 1430 return (DCMD_OK); 1431 } 1432 1433 static int 1434 xprt_walk_init(mdb_walk_state_t *wsp) 1435 { 1436 fmd_module_t m; 1437 1438 if (wsp->walk_addr == NULL) { 1439 mdb_warn("transport walker requires fmd_module_t address\n"); 1440 return (WALK_ERR); 1441 } 1442 1443 if (mdb_vread(&m, sizeof (m), wsp->walk_addr) != sizeof (m)) { 1444 mdb_warn("failed to read module at %p", wsp->walk_addr); 1445 return (WALK_ERR); 1446 } 1447 1448 wsp->walk_addr = (uintptr_t)m.mod_transports.l_next; 1449 return (WALK_NEXT); 1450 } 1451 1452 static int 1453 xprt_walk_step(mdb_walk_state_t *wsp) 1454 { 1455 uintptr_t addr = wsp->walk_addr; 1456 fmd_xprt_impl_t xi; 1457 1458 if (addr == NULL) 1459 return (WALK_DONE); 1460 1461 if (mdb_vread(&xi, sizeof (xi), addr) != sizeof (xi)) { 1462 mdb_warn("failed to read fmd_xprt at %p", addr); 1463 return (WALK_ERR); 1464 } 1465 1466 wsp->walk_addr = (uintptr_t)xi.xi_list.l_next; 1467 return (wsp->walk_callback(addr, &xi, wsp->walk_cbdata)); 1468 } 1469 1470 static int 1471 xpc_walk_init(mdb_walk_state_t *wsp) 1472 { 1473 fmd_xprt_class_hash_t xch; 1474 1475 if (mdb_vread(&xch, sizeof (xch), wsp->walk_addr) != sizeof (xch)) { 1476 mdb_warn("failed to read fmd_xprt_class_hash at %p", 1477 wsp->walk_addr); 1478 return (WALK_ERR); 1479 } 1480 1481 return (hash_walk_init(wsp, (uintptr_t)xch.xch_hash, xch.xch_hashlen, 1482 "fmd_xprt_class", sizeof (fmd_xprt_class_t), 1483 OFFSETOF(fmd_xprt_class_t, xc_next))); 1484 } 1485 1486 /*ARGSUSED*/ 1487 static int 1488 fmd_xprt_class(uintptr_t addr, const void *data, void *arg) 1489 { 1490 const fmd_xprt_class_t *xcp = data; 1491 char name[1024]; 1492 1493 if (mdb_readstr(name, sizeof (name), (uintptr_t)xcp->xc_class) <= 0) 1494 (void) mdb_snprintf(name, sizeof (name), "<%p>", xcp->xc_class); 1495 1496 mdb_printf("%-8p %-4u %s\n", addr, xcp->xc_refs, name); 1497 return (WALK_NEXT); 1498 } 1499 1500 static int 1501 fmd_xprt(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 1502 { 1503 uint_t opt_s = FALSE, opt_l = FALSE, opt_r = FALSE, opt_u = FALSE; 1504 fmd_xprt_impl_t xi; 1505 1506 if (mdb_getopts(argc, argv, 1507 'l', MDB_OPT_SETBITS, TRUE, &opt_l, 1508 'r', MDB_OPT_SETBITS, TRUE, &opt_r, 1509 's', MDB_OPT_SETBITS, TRUE, &opt_s, 1510 'u', MDB_OPT_SETBITS, TRUE, &opt_u, NULL) != argc) 1511 return (DCMD_USAGE); 1512 1513 if (!(flags & DCMD_ADDRSPEC)) { 1514 if (mdb_walk_dcmd("fmd_xprt", "fmd_xprt", argc, argv) != 0) { 1515 mdb_warn("failed to walk fmd_xprt"); 1516 return (DCMD_ERR); 1517 } 1518 return (DCMD_OK); 1519 } 1520 1521 if (mdb_vread(&xi, sizeof (xi), addr) != sizeof (xi)) { 1522 mdb_warn("failed to read fmd_xprt at %p", addr); 1523 return (DCMD_ERR); 1524 } 1525 1526 if (DCMD_HDRSPEC(flags)) { 1527 mdb_printf("%<u>%-8s %-4s %-4s %-5s %s%</u>\n", 1528 "ADDR", "ID", "VERS", "FLAGS", "STATE"); 1529 } 1530 1531 mdb_printf("%-8p %-4d %-4u %-5x %a\n", 1532 addr, xi.xi_id, xi.xi_version, xi.xi_flags, xi.xi_state); 1533 1534 if (opt_l | opt_s) { 1535 (void) mdb_inc_indent(4); 1536 mdb_printf("Local subscriptions requested by peer:\n"); 1537 mdb_printf("%<u>%-8s %-4s %s%</u>\n", "ADDR", "REFS", "CLASS"); 1538 (void) mdb_pwalk("fmd_xprt_class", fmd_xprt_class, &xi, 1539 addr + OFFSETOF(fmd_xprt_impl_t, xi_lsub)); 1540 (void) mdb_dec_indent(4); 1541 } 1542 1543 if (opt_r | opt_s) { 1544 (void) mdb_inc_indent(4); 1545 mdb_printf("Remote subscriptions requested of peer:\n"); 1546 mdb_printf("%<u>%-8s %-4s %s%</u>\n", "ADDR", "REFS", "CLASS"); 1547 (void) mdb_pwalk("fmd_xprt_class", fmd_xprt_class, &xi, 1548 addr + OFFSETOF(fmd_xprt_impl_t, xi_rsub)); 1549 (void) mdb_dec_indent(4); 1550 } 1551 1552 if (opt_u | opt_s) { 1553 (void) mdb_inc_indent(4); 1554 mdb_printf("Pending unsubscription acknowledgements:\n"); 1555 mdb_printf("%<u>%-8s %-4s %s%</u>\n", "ADDR", "REFS", "CLASS"); 1556 (void) mdb_pwalk("fmd_xprt_class", fmd_xprt_class, &xi, 1557 addr + OFFSETOF(fmd_xprt_impl_t, xi_usub)); 1558 (void) mdb_dec_indent(4); 1559 } 1560 1561 return (DCMD_OK); 1562 } 1563 1564 static const mdb_dcmd_t dcmds[] = { 1565 { "fcf_case", "?", "print a FCF case", fcf_case }, 1566 { "fcf_event", "?", "print a FCF event", fcf_event }, 1567 { "fcf_hdr", "?", "print a FCF header", fcf_hdr }, 1568 { "fcf_sec", ":", "print a FCF section header", fcf_sec }, 1569 { "fcf_serd", "?", "print a FCF serd engine", fcf_serd }, 1570 { "fmd_trace", "?[-cs]", "display thread trace buffer(s)", fmd_trace }, 1571 { "fmd_ustat", "[:]", "display statistics collection", fmd_ustat }, 1572 { "fmd_stat", "[:]", "display statistic structure", fmd_stat }, 1573 { "fmd_event", NULL, "display event structure", fmd_event }, 1574 { "fmd_thread", "?", "display thread or list of threads", fmd_thread }, 1575 { "fmd_module", "?", "display module or list of modules", fmd_module }, 1576 { "fmd_case", ":", "display case file structure", fmd_case }, 1577 { "fmd_buf", ":", "display buffer structure", fmd_buf }, 1578 { "fmd_serd", "[:]", "display serd engine structure", fmd_serd }, 1579 { "fmd_asru", "?", "display asru resource structure", fmd_asru }, 1580 { "fmd_asru_link", "?", "display resource structure", fmd_asru_link }, 1581 { "fmd_timer", "?", "display pending timer(s)", fmd_timer }, 1582 { "fmd_xprt", "?[-lrsu]", "display event transport(s)", fmd_xprt }, 1583 { NULL } 1584 }; 1585 1586 static const mdb_walker_t walkers[] = { 1587 { "fcf_sec", "walk FCF section header table given header address", 1588 fcf_sec_walk_init, fcf_sec_walk_step, fcf_sec_walk_fini }, 1589 { "fmd_trace", "walk per-thread trace buffers", 1590 trwalk_init, trwalk_step, trwalk_fini }, 1591 { "fmd_ustat", "walk per-collection statistics", 1592 ustat_walk_init, ustat_walk_step, hash_walk_fini }, 1593 { "fmd_thread", "walk list of all fmd_thread_t's", 1594 thread_walk_init, thread_walk_step, NULL }, 1595 { "fmd_module", "walk list of all fmd_module_t's", 1596 mod_walk_init, mod_walk_step, NULL }, 1597 { "fmd_case", "walk per-module case objects", 1598 case_walk_init, case_walk_step, case_walk_fini }, 1599 { "fmd_buf", "walk per-buf_hash buffers", 1600 buf_walk_init, hash_walk_step, hash_walk_fini }, 1601 { "fmd_serd", "walk per-serd_hash engines", 1602 serd_walk_init, hash_walk_step, hash_walk_fini }, 1603 { "fmd_asru", "walk asru resource hash", 1604 asru_walk_init, hash_walk_step, hash_walk_fini }, 1605 { "fmd_asru_link", "walk resource hash", 1606 al_walk_init, hash_walk_step, hash_walk_fini }, 1607 { "fmd_timerq", "walk timer queue", 1608 tmq_walk_init, tmq_walk_step, NULL }, 1609 { "fmd_xprt", "walk per-module list of transports", 1610 xprt_walk_init, xprt_walk_step, NULL }, 1611 { "fmd_xprt_class", "walk hash table of subscription classes", 1612 xpc_walk_init, hash_walk_step, hash_walk_fini }, 1613 { NULL, NULL, NULL, NULL, NULL } 1614 }; 1615 1616 static const mdb_modinfo_t modinfo = { MDB_API_VERSION, dcmds, walkers }; 1617 1618 const mdb_modinfo_t * 1619 _mdb_init(void) 1620 { 1621 return (&modinfo); 1622 } 1623
Indexes created Wed Feb 10 04:24:43 UTC 2010
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