1b2441318SGreg Kroah-Hartman // SPDX-License-Identifier: GPL-2.0 2fd20e811SArnaldo Carvalho de Melo #include <inttypes.h> 37a8ef4c4SArnaldo Carvalho de Melo #include <sys/types.h> 47a8ef4c4SArnaldo Carvalho de Melo #include <sys/stat.h> 57a8ef4c4SArnaldo Carvalho de Melo #include <unistd.h> 6028f12eeSStephane Eranian #include "builtin.h" 7028f12eeSStephane Eranian #include "perf.h" 8028f12eeSStephane Eranian 94b6ab94eSJosh Poimboeuf #include <subcmd/parse-options.h> 1013e5df1eSLeo Yan #include "util/auxtrace.h" 11028f12eeSStephane Eranian #include "util/trace-event.h" 12028f12eeSStephane Eranian #include "util/tool.h" 13028f12eeSStephane Eranian #include "util/session.h" 14f5fc1412SJiri Olsa #include "util/data.h" 15d3300a3cSArnaldo Carvalho de Melo #include "util/map_symbol.h" 16acbe613eSJiri Olsa #include "util/mem-events.h" 17ce1e22b0SJiri Olsa #include "util/debug.h" 184a3cec84SArnaldo Carvalho de Melo #include "util/dso.h" 191101f69aSArnaldo Carvalho de Melo #include "util/map.h" 20e7ff8920SArnaldo Carvalho de Melo #include "util/symbol.h" 214a9086adSJin Yao #include "util/pmu.h" 224a9086adSJin Yao #include "util/pmu-hybrid.h" 23ae0f4eb3SWei Li #include "util/string2.h" 246ef81c55SMamatha Inamdar #include <linux/err.h> 25028f12eeSStephane Eranian 2667121f85SStephane Eranian #define MEM_OPERATION_LOAD 0x1 2767121f85SStephane Eranian #define MEM_OPERATION_STORE 0x2 28028f12eeSStephane Eranian 29028f12eeSStephane Eranian struct perf_mem { 30028f12eeSStephane Eranian struct perf_tool tool; 31028f12eeSStephane Eranian char const *input_name; 32028f12eeSStephane Eranian bool hide_unresolved; 33028f12eeSStephane Eranian bool dump_raw; 3462a1a63aSYunlong Song bool force; 35c35aeb9dSKan Liang bool phys_addr; 3606280e3bSKan Liang bool data_page_size; 3766024122SArnaldo Carvalho de Melo int operation; 38028f12eeSStephane Eranian const char *cpu_list; 39028f12eeSStephane Eranian DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS); 40028f12eeSStephane Eranian }; 41028f12eeSStephane Eranian 42ce1e22b0SJiri Olsa static int parse_record_events(const struct option *opt, 43ce1e22b0SJiri Olsa const char *str, int unset __maybe_unused) 44ce1e22b0SJiri Olsa { 45ce1e22b0SJiri Olsa struct perf_mem *mem = *(struct perf_mem **)opt->value; 46ce1e22b0SJiri Olsa 47b027cc6fSIan Rogers if (!strcmp(str, "list")) { 48b027cc6fSIan Rogers perf_mem_events__list(); 49b027cc6fSIan Rogers exit(0); 50b027cc6fSIan Rogers } 51b027cc6fSIan Rogers if (perf_mem_events__parse(str)) 52b027cc6fSIan Rogers exit(-1); 53b027cc6fSIan Rogers 54ce1e22b0SJiri Olsa mem->operation = 0; 55ce1e22b0SJiri Olsa return 0; 56ce1e22b0SJiri Olsa } 57ce1e22b0SJiri Olsa 58ce1e22b0SJiri Olsa static const char * const __usage[] = { 59ce1e22b0SJiri Olsa "perf mem record [<options>] [<command>]", 60ce1e22b0SJiri Olsa "perf mem record [<options>] -- <command> [<options>]", 61ce1e22b0SJiri Olsa NULL 62ce1e22b0SJiri Olsa }; 63ce1e22b0SJiri Olsa 64ce1e22b0SJiri Olsa static const char * const *record_mem_usage = __usage; 65ce1e22b0SJiri Olsa 6666024122SArnaldo Carvalho de Melo static int __cmd_record(int argc, const char **argv, struct perf_mem *mem) 67028f12eeSStephane Eranian { 684a9086adSJin Yao int rec_argc, i = 0, j, tmp_nr = 0; 69a6d9de84SJin Yao int start, end; 70028f12eeSStephane Eranian const char **rec_argv; 714a9086adSJin Yao char **rec_tmp; 72028f12eeSStephane Eranian int ret; 73ad16511bSJiri Olsa bool all_user = false, all_kernel = false; 74eaf6aaeeSLeo Yan struct perf_mem_event *e; 75ce1e22b0SJiri Olsa struct option options[] = { 76ce1e22b0SJiri Olsa OPT_CALLBACK('e', "event", &mem, "event", 77ce1e22b0SJiri Olsa "event selector. use 'perf mem record -e list' to list available events", 78ce1e22b0SJiri Olsa parse_record_events), 79b0d745b3SJiri Olsa OPT_UINTEGER(0, "ldlat", &perf_mem_events__loads_ldlat, "mem-loads latency"), 80ce1e22b0SJiri Olsa OPT_INCR('v', "verbose", &verbose, 81ce1e22b0SJiri Olsa "be more verbose (show counter open errors, etc)"), 82631ac41bSJiri Olsa OPT_BOOLEAN('U', "all-user", &all_user, "collect only user level data"), 83631ac41bSJiri Olsa OPT_BOOLEAN('K', "all-kernel", &all_kernel, "collect only kernel level data"), 84ce1e22b0SJiri Olsa OPT_END() 85ce1e22b0SJiri Olsa }; 86ce1e22b0SJiri Olsa 87436cce00SLeo Yan if (perf_mem_events__init()) { 88436cce00SLeo Yan pr_err("failed: memory events not supported\n"); 89436cce00SLeo Yan return -1; 90436cce00SLeo Yan } 91436cce00SLeo Yan 92ce1e22b0SJiri Olsa argc = parse_options(argc, argv, options, record_mem_usage, 93a7e9eab3SAndi Kleen PARSE_OPT_KEEP_UNKNOWN); 94028f12eeSStephane Eranian 954a9086adSJin Yao if (!perf_pmu__has_hybrid()) 96ad16511bSJiri Olsa rec_argc = argc + 9; /* max number of arguments */ 974a9086adSJin Yao else 984a9086adSJin Yao rec_argc = argc + 9 * perf_pmu__hybrid_pmu_num(); 994a9086adSJin Yao 100*7d60fa2cSNamhyung Kim if (mem->cpu_list) 101*7d60fa2cSNamhyung Kim rec_argc += 2; 102*7d60fa2cSNamhyung Kim 103028f12eeSStephane Eranian rec_argv = calloc(rec_argc + 1, sizeof(char *)); 104028f12eeSStephane Eranian if (!rec_argv) 105028f12eeSStephane Eranian return -1; 106028f12eeSStephane Eranian 1074a9086adSJin Yao /* 1084a9086adSJin Yao * Save the allocated event name strings. 1094a9086adSJin Yao */ 1104a9086adSJin Yao rec_tmp = calloc(rec_argc + 1, sizeof(char *)); 1114a9086adSJin Yao if (!rec_tmp) { 1124a9086adSJin Yao free(rec_argv); 1134a9086adSJin Yao return -1; 1144a9086adSJin Yao } 1154a9086adSJin Yao 11667121f85SStephane Eranian rec_argv[i++] = "record"; 117028f12eeSStephane Eranian 1184ba2452cSLeo Yan e = perf_mem_events__ptr(PERF_MEM_EVENTS__LOAD_STORE); 1194ba2452cSLeo Yan 1204ba2452cSLeo Yan /* 1214ba2452cSLeo Yan * The load and store operations are required, use the event 1224ba2452cSLeo Yan * PERF_MEM_EVENTS__LOAD_STORE if it is supported. 1234ba2452cSLeo Yan */ 1244ba2452cSLeo Yan if (e->tag && 1254ba2452cSLeo Yan (mem->operation & MEM_OPERATION_LOAD) && 1264ba2452cSLeo Yan (mem->operation & MEM_OPERATION_STORE)) { 1274ba2452cSLeo Yan e->record = true; 1284173cc05SRavi Bangoria rec_argv[i++] = "-W"; 1294ba2452cSLeo Yan } else { 130eaf6aaeeSLeo Yan if (mem->operation & MEM_OPERATION_LOAD) { 131eaf6aaeeSLeo Yan e = perf_mem_events__ptr(PERF_MEM_EVENTS__LOAD); 132eaf6aaeeSLeo Yan e->record = true; 133eaf6aaeeSLeo Yan } 134ce1e22b0SJiri Olsa 135eaf6aaeeSLeo Yan if (mem->operation & MEM_OPERATION_STORE) { 136eaf6aaeeSLeo Yan e = perf_mem_events__ptr(PERF_MEM_EVENTS__STORE); 137eaf6aaeeSLeo Yan e->record = true; 138eaf6aaeeSLeo Yan } 1394ba2452cSLeo Yan } 14033da54faSJiri Olsa 141eaf6aaeeSLeo Yan e = perf_mem_events__ptr(PERF_MEM_EVENTS__LOAD); 142eaf6aaeeSLeo Yan if (e->record) 14367121f85SStephane Eranian rec_argv[i++] = "-W"; 144028f12eeSStephane Eranian 14567121f85SStephane Eranian rec_argv[i++] = "-d"; 14667121f85SStephane Eranian 147c35aeb9dSKan Liang if (mem->phys_addr) 148c35aeb9dSKan Liang rec_argv[i++] = "--phys-data"; 149c35aeb9dSKan Liang 15006280e3bSKan Liang if (mem->data_page_size) 15106280e3bSKan Liang rec_argv[i++] = "--data-page-size"; 15206280e3bSKan Liang 153a6d9de84SJin Yao start = i; 1544a9086adSJin Yao ret = perf_mem_events__record_args(rec_argv, &i, rec_tmp, &tmp_nr); 1554a9086adSJin Yao if (ret) 1564a9086adSJin Yao goto out; 157a6d9de84SJin Yao end = i; 15867121f85SStephane Eranian 159ad16511bSJiri Olsa if (all_user) 160ad16511bSJiri Olsa rec_argv[i++] = "--all-user"; 161ad16511bSJiri Olsa 162ad16511bSJiri Olsa if (all_kernel) 163ad16511bSJiri Olsa rec_argv[i++] = "--all-kernel"; 164ad16511bSJiri Olsa 165*7d60fa2cSNamhyung Kim if (mem->cpu_list) { 166*7d60fa2cSNamhyung Kim rec_argv[i++] = "-C"; 167*7d60fa2cSNamhyung Kim rec_argv[i++] = mem->cpu_list; 168*7d60fa2cSNamhyung Kim } 169*7d60fa2cSNamhyung Kim 170ce1e22b0SJiri Olsa for (j = 0; j < argc; j++, i++) 171028f12eeSStephane Eranian rec_argv[i] = argv[j]; 172028f12eeSStephane Eranian 173ce1e22b0SJiri Olsa if (verbose > 0) { 174ce1e22b0SJiri Olsa pr_debug("calling: record "); 175ce1e22b0SJiri Olsa 176a6d9de84SJin Yao for (j = start; j < end; j++) 177ce1e22b0SJiri Olsa pr_debug("%s ", rec_argv[j]); 178a6d9de84SJin Yao 179ce1e22b0SJiri Olsa pr_debug("\n"); 180ce1e22b0SJiri Olsa } 181ce1e22b0SJiri Olsa 182b0ad8ea6SArnaldo Carvalho de Melo ret = cmd_record(i, rec_argv); 1834a9086adSJin Yao out: 1844a9086adSJin Yao for (i = 0; i < tmp_nr; i++) 1854a9086adSJin Yao free(rec_tmp[i]); 1864a9086adSJin Yao 1874a9086adSJin Yao free(rec_tmp); 188028f12eeSStephane Eranian free(rec_argv); 189028f12eeSStephane Eranian return ret; 190028f12eeSStephane Eranian } 191028f12eeSStephane Eranian 192028f12eeSStephane Eranian static int 193028f12eeSStephane Eranian dump_raw_samples(struct perf_tool *tool, 194028f12eeSStephane Eranian union perf_event *event, 195028f12eeSStephane Eranian struct perf_sample *sample, 196028f12eeSStephane Eranian struct machine *machine) 197028f12eeSStephane Eranian { 198028f12eeSStephane Eranian struct perf_mem *mem = container_of(tool, struct perf_mem, tool); 199028f12eeSStephane Eranian struct addr_location al; 200407ee5c9SKan Liang const char *fmt, *field_sep; 20106280e3bSKan Liang char str[PAGE_SIZE_NAME_LEN]; 202028f12eeSStephane Eranian 203bb3eb566SArnaldo Carvalho de Melo if (machine__resolve(machine, &al, sample) < 0) { 204028f12eeSStephane Eranian fprintf(stderr, "problem processing %d event, skipping it.\n", 205028f12eeSStephane Eranian event->header.type); 206028f12eeSStephane Eranian return -1; 207028f12eeSStephane Eranian } 208028f12eeSStephane Eranian 209028f12eeSStephane Eranian if (al.filtered || (mem->hide_unresolved && al.sym == NULL)) 210b91fc39fSArnaldo Carvalho de Melo goto out_put; 211028f12eeSStephane Eranian 212028f12eeSStephane Eranian if (al.map != NULL) 213028f12eeSStephane Eranian al.map->dso->hit = 1; 214028f12eeSStephane Eranian 215407ee5c9SKan Liang field_sep = symbol_conf.field_sep; 216407ee5c9SKan Liang if (field_sep) { 217407ee5c9SKan Liang fmt = "%d%s%d%s0x%"PRIx64"%s0x%"PRIx64"%s"; 218407ee5c9SKan Liang } else { 219407ee5c9SKan Liang fmt = "%5d%s%5d%s0x%016"PRIx64"%s0x016%"PRIx64"%s"; 220407ee5c9SKan Liang symbol_conf.field_sep = " "; 221407ee5c9SKan Liang } 222407ee5c9SKan Liang printf(fmt, 223407ee5c9SKan Liang sample->pid, 224407ee5c9SKan Liang symbol_conf.field_sep, 225407ee5c9SKan Liang sample->tid, 226407ee5c9SKan Liang symbol_conf.field_sep, 227407ee5c9SKan Liang sample->ip, 228407ee5c9SKan Liang symbol_conf.field_sep, 229407ee5c9SKan Liang sample->addr, 230407ee5c9SKan Liang symbol_conf.field_sep); 231407ee5c9SKan Liang 232c35aeb9dSKan Liang if (mem->phys_addr) { 233407ee5c9SKan Liang printf("0x%016"PRIx64"%s", 234c35aeb9dSKan Liang sample->phys_addr, 235407ee5c9SKan Liang symbol_conf.field_sep); 236028f12eeSStephane Eranian } 237028f12eeSStephane Eranian 23806280e3bSKan Liang if (mem->data_page_size) { 23906280e3bSKan Liang printf("%s%s", 24006280e3bSKan Liang get_page_size_name(sample->data_page_size, str), 24106280e3bSKan Liang symbol_conf.field_sep); 24206280e3bSKan Liang } 24306280e3bSKan Liang 244407ee5c9SKan Liang if (field_sep) 245407ee5c9SKan Liang fmt = "%"PRIu64"%s0x%"PRIx64"%s%s:%s\n"; 246407ee5c9SKan Liang else 247407ee5c9SKan Liang fmt = "%5"PRIu64"%s0x%06"PRIx64"%s%s:%s\n"; 248407ee5c9SKan Liang 249028f12eeSStephane Eranian printf(fmt, 250028f12eeSStephane Eranian sample->weight, 251028f12eeSStephane Eranian symbol_conf.field_sep, 252028f12eeSStephane Eranian sample->data_src, 253028f12eeSStephane Eranian symbol_conf.field_sep, 254028f12eeSStephane Eranian al.map ? (al.map->dso ? al.map->dso->long_name : "???") : "???", 255028f12eeSStephane Eranian al.sym ? al.sym->name : "???"); 256b91fc39fSArnaldo Carvalho de Melo out_put: 257b91fc39fSArnaldo Carvalho de Melo addr_location__put(&al); 258028f12eeSStephane Eranian return 0; 259028f12eeSStephane Eranian } 260028f12eeSStephane Eranian 261028f12eeSStephane Eranian static int process_sample_event(struct perf_tool *tool, 262028f12eeSStephane Eranian union perf_event *event, 263028f12eeSStephane Eranian struct perf_sample *sample, 26432dcd021SJiri Olsa struct evsel *evsel __maybe_unused, 265028f12eeSStephane Eranian struct machine *machine) 266028f12eeSStephane Eranian { 2678b640cc4SArnaldo Carvalho de Melo return dump_raw_samples(tool, event, sample, machine); 268028f12eeSStephane Eranian } 269028f12eeSStephane Eranian 270028f12eeSStephane Eranian static int report_raw_events(struct perf_mem *mem) 271028f12eeSStephane Eranian { 27213e5df1eSLeo Yan struct itrace_synth_opts itrace_synth_opts = { 27313e5df1eSLeo Yan .set = true, 27413e5df1eSLeo Yan .mem = true, /* Only enable memory event */ 27513e5df1eSLeo Yan .default_no_sample = true, 27613e5df1eSLeo Yan }; 27713e5df1eSLeo Yan 2788ceb41d7SJiri Olsa struct perf_data data = { 279f5fc1412SJiri Olsa .path = input_name, 280f5fc1412SJiri Olsa .mode = PERF_DATA_MODE_READ, 28162a1a63aSYunlong Song .force = mem->force, 282f5fc1412SJiri Olsa }; 283028f12eeSStephane Eranian int ret; 2842681bd85SNamhyung Kim struct perf_session *session = perf_session__new(&data, &mem->tool); 285028f12eeSStephane Eranian 2866ef81c55SMamatha Inamdar if (IS_ERR(session)) 2876ef81c55SMamatha Inamdar return PTR_ERR(session); 288028f12eeSStephane Eranian 28913e5df1eSLeo Yan session->itrace_synth_opts = &itrace_synth_opts; 29013e5df1eSLeo Yan 291028f12eeSStephane Eranian if (mem->cpu_list) { 292028f12eeSStephane Eranian ret = perf_session__cpu_bitmap(session, mem->cpu_list, 293028f12eeSStephane Eranian mem->cpu_bitmap); 2941df9fadeSTaeung Song if (ret < 0) 295028f12eeSStephane Eranian goto out_delete; 296028f12eeSStephane Eranian } 297028f12eeSStephane Eranian 2981df9fadeSTaeung Song ret = symbol__init(&session->header.env); 2991df9fadeSTaeung Song if (ret < 0) 3001df9fadeSTaeung Song goto out_delete; 301028f12eeSStephane Eranian 302407ee5c9SKan Liang printf("# PID, TID, IP, ADDR, "); 303407ee5c9SKan Liang 304c35aeb9dSKan Liang if (mem->phys_addr) 305407ee5c9SKan Liang printf("PHYS ADDR, "); 306407ee5c9SKan Liang 30706280e3bSKan Liang if (mem->data_page_size) 30806280e3bSKan Liang printf("DATA PAGE SIZE, "); 30906280e3bSKan Liang 310407ee5c9SKan Liang printf("LOCAL WEIGHT, DSRC, SYMBOL\n"); 311028f12eeSStephane Eranian 3121df9fadeSTaeung Song ret = perf_session__process_events(session); 313028f12eeSStephane Eranian 314028f12eeSStephane Eranian out_delete: 315028f12eeSStephane Eranian perf_session__delete(session); 3161df9fadeSTaeung Song return ret; 317028f12eeSStephane Eranian } 3182e7f5450SKan Liang static char *get_sort_order(struct perf_mem *mem) 3192e7f5450SKan Liang { 32006280e3bSKan Liang bool has_extra_options = (mem->phys_addr | mem->data_page_size) ? true : false; 3212e7f5450SKan Liang char sort[128]; 3222e7f5450SKan Liang 3232e7f5450SKan Liang /* 3242e7f5450SKan Liang * there is no weight (cost) associated with stores, so don't print 3252e7f5450SKan Liang * the column 3262e7f5450SKan Liang */ 3272e7f5450SKan Liang if (!(mem->operation & MEM_OPERATION_LOAD)) { 3282e7f5450SKan Liang strcpy(sort, "--sort=mem,sym,dso,symbol_daddr," 3292e7f5450SKan Liang "dso_daddr,tlb,locked"); 3302e7f5450SKan Liang } else if (has_extra_options) { 3312e7f5450SKan Liang strcpy(sort, "--sort=local_weight,mem,sym,dso,symbol_daddr," 332a054c298SKan Liang "dso_daddr,snoop,tlb,locked,blocked"); 3332e7f5450SKan Liang } else 3342e7f5450SKan Liang return NULL; 3352e7f5450SKan Liang 3362e7f5450SKan Liang if (mem->phys_addr) 3372e7f5450SKan Liang strcat(sort, ",phys_daddr"); 3382e7f5450SKan Liang 33906280e3bSKan Liang if (mem->data_page_size) 34006280e3bSKan Liang strcat(sort, ",data_page_size"); 34106280e3bSKan Liang 3422e7f5450SKan Liang return strdup(sort); 3432e7f5450SKan Liang } 344028f12eeSStephane Eranian 345028f12eeSStephane Eranian static int report_events(int argc, const char **argv, struct perf_mem *mem) 346028f12eeSStephane Eranian { 347028f12eeSStephane Eranian const char **rep_argv; 348028f12eeSStephane Eranian int ret, i = 0, j, rep_argc; 3492e7f5450SKan Liang char *new_sort_order; 350028f12eeSStephane Eranian 351028f12eeSStephane Eranian if (mem->dump_raw) 352028f12eeSStephane Eranian return report_raw_events(mem); 353028f12eeSStephane Eranian 354028f12eeSStephane Eranian rep_argc = argc + 3; 355028f12eeSStephane Eranian rep_argv = calloc(rep_argc + 1, sizeof(char *)); 356028f12eeSStephane Eranian if (!rep_argv) 357028f12eeSStephane Eranian return -1; 358028f12eeSStephane Eranian 35967121f85SStephane Eranian rep_argv[i++] = "report"; 36067121f85SStephane Eranian rep_argv[i++] = "--mem-mode"; 36167121f85SStephane Eranian rep_argv[i++] = "-n"; /* display number of samples */ 362028f12eeSStephane Eranian 3632e7f5450SKan Liang new_sort_order = get_sort_order(mem); 3642e7f5450SKan Liang if (new_sort_order) 3652e7f5450SKan Liang rep_argv[i++] = new_sort_order; 366028f12eeSStephane Eranian 367028f12eeSStephane Eranian for (j = 1; j < argc; j++, i++) 368028f12eeSStephane Eranian rep_argv[i] = argv[j]; 369028f12eeSStephane Eranian 370b0ad8ea6SArnaldo Carvalho de Melo ret = cmd_report(i, rep_argv); 371028f12eeSStephane Eranian free(rep_argv); 372028f12eeSStephane Eranian return ret; 373028f12eeSStephane Eranian } 374028f12eeSStephane Eranian 37567121f85SStephane Eranian struct mem_mode { 37667121f85SStephane Eranian const char *name; 37767121f85SStephane Eranian int mode; 37867121f85SStephane Eranian }; 37967121f85SStephane Eranian 38067121f85SStephane Eranian #define MEM_OPT(n, m) \ 38167121f85SStephane Eranian { .name = n, .mode = (m) } 38267121f85SStephane Eranian 38367121f85SStephane Eranian #define MEM_END { .name = NULL } 38467121f85SStephane Eranian 38567121f85SStephane Eranian static const struct mem_mode mem_modes[]={ 38667121f85SStephane Eranian MEM_OPT("load", MEM_OPERATION_LOAD), 38767121f85SStephane Eranian MEM_OPT("store", MEM_OPERATION_STORE), 38867121f85SStephane Eranian MEM_END 38967121f85SStephane Eranian }; 39067121f85SStephane Eranian 39167121f85SStephane Eranian static int 39267121f85SStephane Eranian parse_mem_ops(const struct option *opt, const char *str, int unset) 39367121f85SStephane Eranian { 39467121f85SStephane Eranian int *mode = (int *)opt->value; 39567121f85SStephane Eranian const struct mem_mode *m; 39667121f85SStephane Eranian char *s, *os = NULL, *p; 39767121f85SStephane Eranian int ret = -1; 39867121f85SStephane Eranian 39967121f85SStephane Eranian if (unset) 40067121f85SStephane Eranian return 0; 40167121f85SStephane Eranian 40267121f85SStephane Eranian /* str may be NULL in case no arg is passed to -t */ 40367121f85SStephane Eranian if (str) { 40467121f85SStephane Eranian /* because str is read-only */ 40567121f85SStephane Eranian s = os = strdup(str); 40667121f85SStephane Eranian if (!s) 40767121f85SStephane Eranian return -1; 40867121f85SStephane Eranian 40967121f85SStephane Eranian /* reset mode */ 41067121f85SStephane Eranian *mode = 0; 41167121f85SStephane Eranian 41267121f85SStephane Eranian for (;;) { 41367121f85SStephane Eranian p = strchr(s, ','); 41467121f85SStephane Eranian if (p) 41567121f85SStephane Eranian *p = '\0'; 41667121f85SStephane Eranian 41767121f85SStephane Eranian for (m = mem_modes; m->name; m++) { 41867121f85SStephane Eranian if (!strcasecmp(s, m->name)) 41967121f85SStephane Eranian break; 42067121f85SStephane Eranian } 42167121f85SStephane Eranian if (!m->name) { 42267121f85SStephane Eranian fprintf(stderr, "unknown sampling op %s," 42367121f85SStephane Eranian " check man page\n", s); 42467121f85SStephane Eranian goto error; 42567121f85SStephane Eranian } 42667121f85SStephane Eranian 42767121f85SStephane Eranian *mode |= m->mode; 42867121f85SStephane Eranian 42967121f85SStephane Eranian if (!p) 43067121f85SStephane Eranian break; 43167121f85SStephane Eranian 43267121f85SStephane Eranian s = p + 1; 43367121f85SStephane Eranian } 43467121f85SStephane Eranian } 43567121f85SStephane Eranian ret = 0; 43667121f85SStephane Eranian 43767121f85SStephane Eranian if (*mode == 0) 43867121f85SStephane Eranian *mode = MEM_OPERATION_LOAD; 43967121f85SStephane Eranian error: 44067121f85SStephane Eranian free(os); 44167121f85SStephane Eranian return ret; 44267121f85SStephane Eranian } 44367121f85SStephane Eranian 444b0ad8ea6SArnaldo Carvalho de Melo int cmd_mem(int argc, const char **argv) 445028f12eeSStephane Eranian { 446028f12eeSStephane Eranian struct stat st; 447028f12eeSStephane Eranian struct perf_mem mem = { 448028f12eeSStephane Eranian .tool = { 449028f12eeSStephane Eranian .sample = process_sample_event, 450028f12eeSStephane Eranian .mmap = perf_event__process_mmap, 4515c5e854bSStephane Eranian .mmap2 = perf_event__process_mmap2, 452028f12eeSStephane Eranian .comm = perf_event__process_comm, 453028f12eeSStephane Eranian .lost = perf_event__process_lost, 454028f12eeSStephane Eranian .fork = perf_event__process_fork, 45513e5df1eSLeo Yan .attr = perf_event__process_attr, 456028f12eeSStephane Eranian .build_id = perf_event__process_build_id, 457f3b3614aSHari Bathini .namespaces = perf_event__process_namespaces, 45813e5df1eSLeo Yan .auxtrace_info = perf_event__process_auxtrace_info, 45913e5df1eSLeo Yan .auxtrace = perf_event__process_auxtrace, 46013e5df1eSLeo Yan .auxtrace_error = perf_event__process_auxtrace_error, 4610a8cb85cSJiri Olsa .ordered_events = true, 462028f12eeSStephane Eranian }, 463028f12eeSStephane Eranian .input_name = "perf.data", 46466024122SArnaldo Carvalho de Melo /* 46566024122SArnaldo Carvalho de Melo * default to both load an store sampling 46666024122SArnaldo Carvalho de Melo */ 46766024122SArnaldo Carvalho de Melo .operation = MEM_OPERATION_LOAD | MEM_OPERATION_STORE, 468028f12eeSStephane Eranian }; 469028f12eeSStephane Eranian const struct option mem_options[] = { 47066024122SArnaldo Carvalho de Melo OPT_CALLBACK('t', "type", &mem.operation, 47167121f85SStephane Eranian "type", "memory operations(load,store) Default load,store", 47267121f85SStephane Eranian parse_mem_ops), 473028f12eeSStephane Eranian OPT_BOOLEAN('D', "dump-raw-samples", &mem.dump_raw, 474028f12eeSStephane Eranian "dump raw samples in ASCII"), 475028f12eeSStephane Eranian OPT_BOOLEAN('U', "hide-unresolved", &mem.hide_unresolved, 476028f12eeSStephane Eranian "Only display entries resolved to a symbol"), 477028f12eeSStephane Eranian OPT_STRING('i', "input", &input_name, "file", 478028f12eeSStephane Eranian "input file name"), 479028f12eeSStephane Eranian OPT_STRING('C', "cpu", &mem.cpu_list, "cpu", 480028f12eeSStephane Eranian "list of cpus to profile"), 4818b8ca6e1SWang Nan OPT_STRING_NOEMPTY('x', "field-separator", &symbol_conf.field_sep, 482028f12eeSStephane Eranian "separator", 483028f12eeSStephane Eranian "separator for columns, no spaces will be added" 484028f12eeSStephane Eranian " between columns '.' is reserved."), 48562a1a63aSYunlong Song OPT_BOOLEAN('f', "force", &mem.force, "don't complain, do it"), 486c35aeb9dSKan Liang OPT_BOOLEAN('p', "phys-data", &mem.phys_addr, "Record/Report sample physical addresses"), 48706280e3bSKan Liang OPT_BOOLEAN(0, "data-page-size", &mem.data_page_size, "Record/Report sample data address page size"), 488028f12eeSStephane Eranian OPT_END() 489028f12eeSStephane Eranian }; 4908d2a2a1dSRamkumar Ramachandra const char *const mem_subcommands[] = { "record", "report", NULL }; 4918d2a2a1dSRamkumar Ramachandra const char *mem_usage[] = { 4928d2a2a1dSRamkumar Ramachandra NULL, 4938d2a2a1dSRamkumar Ramachandra NULL 4948d2a2a1dSRamkumar Ramachandra }; 495028f12eeSStephane Eranian 4968d2a2a1dSRamkumar Ramachandra argc = parse_options_subcommand(argc, argv, mem_options, mem_subcommands, 497a7e9eab3SAndi Kleen mem_usage, PARSE_OPT_KEEP_UNKNOWN); 498028f12eeSStephane Eranian 49966024122SArnaldo Carvalho de Melo if (!argc || !(strncmp(argv[0], "rec", 3) || mem.operation)) 500028f12eeSStephane Eranian usage_with_options(mem_usage, mem_options); 501028f12eeSStephane Eranian 502028f12eeSStephane Eranian if (!mem.input_name || !strlen(mem.input_name)) { 503028f12eeSStephane Eranian if (!fstat(STDIN_FILENO, &st) && S_ISFIFO(st.st_mode)) 504028f12eeSStephane Eranian mem.input_name = "-"; 505028f12eeSStephane Eranian else 506028f12eeSStephane Eranian mem.input_name = "perf.data"; 507028f12eeSStephane Eranian } 508028f12eeSStephane Eranian 509ae0f4eb3SWei Li if (strlen(argv[0]) > 2 && strstarts("record", argv[0])) 51066024122SArnaldo Carvalho de Melo return __cmd_record(argc, argv, &mem); 511ae0f4eb3SWei Li else if (strlen(argv[0]) > 2 && strstarts("report", argv[0])) 512028f12eeSStephane Eranian return report_events(argc, argv, &mem); 513028f12eeSStephane Eranian else 514028f12eeSStephane Eranian usage_with_options(mem_usage, mem_options); 515028f12eeSStephane Eranian 516028f12eeSStephane Eranian return 0; 517028f12eeSStephane Eranian } 518