diff options
Diffstat (limited to 'tools/perf/builtin-report.c')
-rw-r--r-- | tools/perf/builtin-report.c | 125 |
1 files changed, 83 insertions, 42 deletions
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c index 4958095be4fc..4054eb1f98ac 100644 --- a/tools/perf/builtin-report.c +++ b/tools/perf/builtin-report.c @@ -16,6 +16,7 @@ #include <linux/list.h> #include <linux/rbtree.h> #include <linux/err.h> +#include "util/map.h" #include "util/symbol.h" #include "util/callchain.h" #include "util/values.h" @@ -46,9 +47,11 @@ #include <errno.h> #include <inttypes.h> #include <regex.h> +#include "sane_ctype.h" #include <signal.h> #include <linux/bitmap.h> #include <linux/stringify.h> +#include <linux/time64.h> #include <sys/types.h> #include <sys/stat.h> #include <unistd.h> @@ -615,6 +618,21 @@ static int report__collapse_hists(struct report *rep) return ret; } +static int hists__resort_cb(struct hist_entry *he, void *arg) +{ + struct report *rep = arg; + struct symbol *sym = he->ms.sym; + + if (rep->symbol_ipc && sym && !sym->annotate2) { + struct perf_evsel *evsel = hists_to_evsel(he->hists); + + symbol__annotate2(sym, he->ms.map, evsel, + &annotation__default_options, NULL); + } + + return 0; +} + static void report__output_resort(struct report *rep) { struct ui_progress prog; @@ -622,8 +640,10 @@ static void report__output_resort(struct report *rep) ui_progress__init(&prog, rep->nr_entries, "Sorting events for output..."); - evlist__for_each_entry(rep->session->evlist, pos) - perf_evsel__output_resort(pos, &prog); + evlist__for_each_entry(rep->session->evlist, pos) { + perf_evsel__output_resort_cb(pos, &prog, + hists__resort_cb, rep); + } ui_progress__finish(); } @@ -753,7 +773,8 @@ static int tasks_print(struct report *rep, FILE *fp) for (i = 0; i < THREADS__TABLE_SIZE; i++) { struct threads *threads = &machine->threads[i]; - for (nd = rb_first(&threads->entries); nd; nd = rb_next(nd)) { + for (nd = rb_first_cached(&threads->entries); nd; + nd = rb_next(nd)) { task = tasks + itask++; task->thread = rb_entry(nd, struct thread, rb_node); @@ -880,7 +901,7 @@ static int __cmd_report(struct report *rep) rep->nr_entries += evsel__hists(pos)->nr_entries; if (rep->nr_entries == 0) { - ui__error("The %s file has no samples!\n", data->file.path); + ui__error("The %s data has no samples!\n", data->path); return 0; } @@ -907,6 +928,43 @@ report_parse_callchain_opt(const struct option *opt, const char *arg, int unset) return parse_callchain_report_opt(arg); } +static int +parse_time_quantum(const struct option *opt, const char *arg, + int unset __maybe_unused) +{ + unsigned long *time_q = opt->value; + char *end; + + *time_q = strtoul(arg, &end, 0); + if (end == arg) + goto parse_err; + if (*time_q == 0) { + pr_err("time quantum cannot be 0"); + return -1; + } + while (isspace(*end)) + end++; + if (*end == 0) + return 0; + if (!strcmp(end, "s")) { + *time_q *= NSEC_PER_SEC; + return 0; + } + if (!strcmp(end, "ms")) { + *time_q *= NSEC_PER_MSEC; + return 0; + } + if (!strcmp(end, "us")) { + *time_q *= NSEC_PER_USEC; + return 0; + } + if (!strcmp(end, "ns")) + return 0; +parse_err: + pr_err("Cannot parse time quantum `%s'\n", arg); + return -1; +} + int report_parse_ignore_callees_opt(const struct option *opt __maybe_unused, const char *arg, int unset __maybe_unused) @@ -956,9 +1014,9 @@ int cmd_report(int argc, const char **argv) int branch_mode = -1; bool branch_call_mode = false; #define CALLCHAIN_DEFAULT_OPT "graph,0.5,caller,function,percent" - const char report_callchain_help[] = "Display call graph (stack chain/backtrace):\n\n" - CALLCHAIN_REPORT_HELP - "\n\t\t\t\tDefault: " CALLCHAIN_DEFAULT_OPT; + static const char report_callchain_help[] = "Display call graph (stack chain/backtrace):\n\n" + CALLCHAIN_REPORT_HELP + "\n\t\t\t\tDefault: " CALLCHAIN_DEFAULT_OPT; char callchain_default_opt[] = CALLCHAIN_DEFAULT_OPT; const char * const report_usage[] = { "perf report [<options>]", @@ -1025,10 +1083,9 @@ int cmd_report(int argc, const char **argv) OPT_BOOLEAN(0, "header-only", &report.header_only, "Show only data header."), OPT_STRING('s', "sort", &sort_order, "key[,key2...]", - "sort by key(s): pid, comm, dso, symbol, parent, cpu, srcline, ..." - " Please refer the man page for the complete list."), + sort_help("sort by key(s):")), OPT_STRING('F', "fields", &field_order, "key[,keys...]", - "output field(s): overhead, period, sample plus all of sort keys"), + sort_help("output field(s): overhead period sample ")), OPT_BOOLEAN(0, "show-cpu-utilization", &symbol_conf.show_cpu_utilization, "Show sample percentage for different cpu modes"), OPT_BOOLEAN_FLAG(0, "showcpuutilization", &symbol_conf.show_cpu_utilization, @@ -1101,6 +1158,8 @@ int cmd_report(int argc, const char **argv) OPT_BOOLEAN(0, "demangle-kernel", &symbol_conf.demangle_kernel, "Enable kernel symbol demangling"), OPT_BOOLEAN(0, "mem-mode", &report.mem_mode, "mem access profile"), + OPT_INTEGER(0, "samples", &symbol_conf.res_sample, + "Number of samples to save per histogram entry for individual browsing"), OPT_CALLBACK(0, "percent-limit", &report, "percent", "Don't show entries under that percent", parse_percent_limit), OPT_CALLBACK(0, "percentage", NULL, "relative|absolute", @@ -1128,6 +1187,10 @@ int cmd_report(int argc, const char **argv) OPT_CALLBACK(0, "percent-type", &report.annotation_opts, "local-period", "Set percent type local/global-period/hits", annotate_parse_percent_type), + OPT_BOOLEAN(0, "ns", &symbol_conf.nanosecs, "Show times in nanosecs"), + OPT_CALLBACK(0, "time-quantum", &symbol_conf.time_quantum, "time (ms|us|ns|s)", + "Set time quantum for time sort key (default 100ms)", + parse_time_quantum), OPT_END() }; struct perf_data data = { @@ -1188,8 +1251,8 @@ int cmd_report(int argc, const char **argv) input_name = "perf.data"; } - data.file.path = input_name; - data.force = symbol_conf.force; + data.path = input_name; + data.force = symbol_conf.force; repeat: session = perf_session__new(&data, false, &report.tool); @@ -1356,36 +1419,13 @@ repeat: if (symbol__init(&session->header.env) < 0) goto error; - report.ptime_range = perf_time__range_alloc(report.time_str, - &report.range_size); - if (!report.ptime_range) { - ret = -ENOMEM; - goto error; - } - - if (perf_time__parse_str(report.ptime_range, report.time_str) != 0) { - if (session->evlist->first_sample_time == 0 && - session->evlist->last_sample_time == 0) { - pr_err("HINT: no first/last sample time found in perf data.\n" - "Please use latest perf binary to execute 'perf record'\n" - "(if '--buildid-all' is enabled, please set '--timestamp-boundary').\n"); - ret = -EINVAL; - goto error; - } - - report.range_num = perf_time__percent_parse_str( - report.ptime_range, report.range_size, - report.time_str, - session->evlist->first_sample_time, - session->evlist->last_sample_time); - - if (report.range_num < 0) { - pr_err("Invalid time string\n"); - ret = -EINVAL; + if (report.time_str) { + ret = perf_time__parse_for_ranges(report.time_str, session, + &report.ptime_range, + &report.range_size, + &report.range_num); + if (ret < 0) goto error; - } - } else { - report.range_num = 1; } if (session->tevent.pevent && @@ -1407,7 +1447,8 @@ repeat: ret = 0; error: - zfree(&report.ptime_range); + if (report.ptime_range) + zfree(&report.ptime_range); perf_session__delete(session); return ret; |