diff options
Diffstat (limited to 'tools/perf/builtin-mem.c')
-rw-r--r-- | tools/perf/builtin-mem.c | 97 |
1 files changed, 71 insertions, 26 deletions
diff --git a/tools/perf/builtin-mem.c b/tools/perf/builtin-mem.c index 3523279af6af..823742036ddb 100644 --- a/tools/perf/builtin-mem.c +++ b/tools/perf/builtin-mem.c @@ -7,6 +7,7 @@ #include "perf.h" #include <subcmd/parse-options.h> +#include "util/auxtrace.h" #include "util/trace-event.h" #include "util/tool.h" #include "util/session.h" @@ -64,6 +65,7 @@ static int __cmd_record(int argc, const char **argv, struct perf_mem *mem) const char **rec_argv; int ret; bool all_user = false, all_kernel = false; + struct perf_mem_event *e; struct option options[] = { OPT_CALLBACK('e', "event", &mem, "event", "event selector. use 'perf mem record -e list' to list available events", @@ -76,6 +78,11 @@ static int __cmd_record(int argc, const char **argv, struct perf_mem *mem) OPT_END() }; + if (perf_mem_events__init()) { + pr_err("failed: memory events not supported\n"); + return -1; + } + argc = parse_options(argc, argv, options, record_mem_usage, PARSE_OPT_KEEP_UNKNOWN); @@ -86,13 +93,30 @@ static int __cmd_record(int argc, const char **argv, struct perf_mem *mem) rec_argv[i++] = "record"; - if (mem->operation & MEM_OPERATION_LOAD) - perf_mem_events[PERF_MEM_EVENTS__LOAD].record = true; + e = perf_mem_events__ptr(PERF_MEM_EVENTS__LOAD_STORE); - if (mem->operation & MEM_OPERATION_STORE) - perf_mem_events[PERF_MEM_EVENTS__STORE].record = true; + /* + * The load and store operations are required, use the event + * PERF_MEM_EVENTS__LOAD_STORE if it is supported. + */ + if (e->tag && + (mem->operation & MEM_OPERATION_LOAD) && + (mem->operation & MEM_OPERATION_STORE)) { + e->record = true; + } else { + if (mem->operation & MEM_OPERATION_LOAD) { + e = perf_mem_events__ptr(PERF_MEM_EVENTS__LOAD); + e->record = true; + } - if (perf_mem_events[PERF_MEM_EVENTS__LOAD].record) + if (mem->operation & MEM_OPERATION_STORE) { + e = perf_mem_events__ptr(PERF_MEM_EVENTS__STORE); + e->record = true; + } + } + + e = perf_mem_events__ptr(PERF_MEM_EVENTS__LOAD); + if (e->record) rec_argv[i++] = "-W"; rec_argv[i++] = "-d"; @@ -101,10 +125,11 @@ static int __cmd_record(int argc, const char **argv, struct perf_mem *mem) rec_argv[i++] = "--phys-data"; for (j = 0; j < PERF_MEM_EVENTS__MAX; j++) { - if (!perf_mem_events[j].record) + e = perf_mem_events__ptr(j); + if (!e->record) continue; - if (!perf_mem_events[j].supported) { + if (!e->supported) { pr_err("failed: event '%s' not supported\n", perf_mem_events__name(j)); free(rec_argv); @@ -231,6 +256,12 @@ static int process_sample_event(struct perf_tool *tool, static int report_raw_events(struct perf_mem *mem) { + struct itrace_synth_opts itrace_synth_opts = { + .set = true, + .mem = true, /* Only enable memory event */ + .default_no_sample = true, + }; + struct perf_data data = { .path = input_name, .mode = PERF_DATA_MODE_READ, @@ -243,6 +274,8 @@ static int report_raw_events(struct perf_mem *mem) if (IS_ERR(session)) return PTR_ERR(session); + session->itrace_synth_opts = &itrace_synth_opts; + if (mem->cpu_list) { ret = perf_session__cpu_bitmap(session, mem->cpu_list, mem->cpu_bitmap); @@ -265,11 +298,35 @@ out_delete: perf_session__delete(session); return ret; } +static char *get_sort_order(struct perf_mem *mem) +{ + bool has_extra_options = mem->phys_addr ? true : false; + char sort[128]; + + /* + * there is no weight (cost) associated with stores, so don't print + * the column + */ + if (!(mem->operation & MEM_OPERATION_LOAD)) { + strcpy(sort, "--sort=mem,sym,dso,symbol_daddr," + "dso_daddr,tlb,locked"); + } else if (has_extra_options) { + strcpy(sort, "--sort=local_weight,mem,sym,dso,symbol_daddr," + "dso_daddr,snoop,tlb,locked"); + } else + return NULL; + + if (mem->phys_addr) + strcat(sort, ",phys_daddr"); + + return strdup(sort); +} static int report_events(int argc, const char **argv, struct perf_mem *mem) { const char **rep_argv; int ret, i = 0, j, rep_argc; + char *new_sort_order; if (mem->dump_raw) return report_raw_events(mem); @@ -283,20 +340,9 @@ static int report_events(int argc, const char **argv, struct perf_mem *mem) rep_argv[i++] = "--mem-mode"; rep_argv[i++] = "-n"; /* display number of samples */ - /* - * there is no weight (cost) associated with stores, so don't print - * the column - */ - if (!(mem->operation & MEM_OPERATION_LOAD)) { - if (mem->phys_addr) - rep_argv[i++] = "--sort=mem,sym,dso,symbol_daddr," - "dso_daddr,tlb,locked,phys_daddr"; - else - rep_argv[i++] = "--sort=mem,sym,dso,symbol_daddr," - "dso_daddr,tlb,locked"; - } else if (mem->phys_addr) - rep_argv[i++] = "--sort=local_weight,mem,sym,dso,symbol_daddr," - "dso_daddr,snoop,tlb,locked,phys_daddr"; + new_sort_order = get_sort_order(mem); + if (new_sort_order) + rep_argv[i++] = new_sort_order; for (j = 1; j < argc; j++, i++) rep_argv[i] = argv[j]; @@ -386,8 +432,12 @@ int cmd_mem(int argc, const char **argv) .comm = perf_event__process_comm, .lost = perf_event__process_lost, .fork = perf_event__process_fork, + .attr = perf_event__process_attr, .build_id = perf_event__process_build_id, .namespaces = perf_event__process_namespaces, + .auxtrace_info = perf_event__process_auxtrace_info, + .auxtrace = perf_event__process_auxtrace, + .auxtrace_error = perf_event__process_auxtrace_error, .ordered_events = true, }, .input_name = "perf.data", @@ -422,11 +472,6 @@ int cmd_mem(int argc, const char **argv) NULL }; - if (perf_mem_events__init()) { - pr_err("failed: memory events not supported\n"); - return -1; - } - argc = parse_options_subcommand(argc, argv, mem_options, mem_subcommands, mem_usage, PARSE_OPT_KEEP_UNKNOWN); |