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-rw-r--r--tools/perf/builtin-report.c141
1 files changed, 92 insertions, 49 deletions
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 4958095be4fc..1ca533f06a4c 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>
@@ -133,9 +136,6 @@ static int hist_iter__report_callback(struct hist_entry_iter *iter,
if (!ui__has_annotation() && !rep->symbol_ipc)
return 0;
- hist__account_cycles(sample->branch_stack, al, sample,
- rep->nonany_branch_mode);
-
if (sort__mode == SORT_MODE__BRANCH) {
bi = he->branch_info;
err = addr_map_symbol__inc_samples(&bi->from, sample, evsel);
@@ -178,9 +178,6 @@ static int hist_iter__branch_callback(struct hist_entry_iter *iter,
if (!ui__has_annotation() && !rep->symbol_ipc)
return 0;
- hist__account_cycles(sample->branch_stack, al, sample,
- rep->nonany_branch_mode);
-
bi = he->branch_info;
err = addr_map_symbol__inc_samples(&bi->from, sample, evsel);
if (err)
@@ -279,6 +276,11 @@ static int process_sample_event(struct perf_tool *tool,
if (al.map != NULL)
al.map->dso->hit = 1;
+ if (ui__has_annotation() || rep->symbol_ipc) {
+ hist__account_cycles(sample->branch_stack, &al, sample,
+ rep->nonany_branch_mode);
+ }
+
ret = hist_entry_iter__add(&iter, &al, rep->max_stack, rep);
if (ret < 0)
pr_debug("problem adding hist entry, skipping event\n");
@@ -615,6 +617,21 @@ 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 +639,10 @@ 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 +772,8 @@ 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 +900,7 @@ 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 +927,43 @@ 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 +1013,9 @@ 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 +1082,9 @@ 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 +1157,8 @@ 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 +1186,10 @@ 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 = {
@@ -1188,14 +1250,17 @@ 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);
if (session == NULL)
return -1;
+ if (zstd_init(&(session->zstd_data), 0) < 0)
+ pr_warning("Decompression initialization failed. Reported data may be incomplete.\n");
+
if (report.queue_size) {
ordered_events__set_alloc_size(&session->ordered_events,
report.queue_size);
@@ -1356,36 +1421,13 @@ 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 &&
@@ -1407,8 +1449,9 @@ repeat:
ret = 0;
error:
- zfree(&report.ptime_range);
-
+ if (report.ptime_range)
+ zfree(&report.ptime_range);
+ zstd_fini(&(session->zstd_data));
perf_session__delete(session);
return ret;
}
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