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-rw-r--r--tools/perf/builtin-report.c129
1 files changed, 89 insertions, 40 deletions
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 8e50d8d77419..8cf8e66ba594 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -33,8 +33,10 @@
#include "util/thread.h"
#include "util/sort.h"
#include "util/hist.h"
+#include "util/data.h"
#include "arch/common.h"
+#include <dlfcn.h>
#include <linux/bitmap.h>
struct perf_report {
@@ -47,6 +49,7 @@ struct perf_report {
bool show_threads;
bool inverted_callchain;
bool mem_mode;
+ int max_stack;
struct perf_read_values show_threads_values;
const char *pretty_printing_style;
const char *cpu_list;
@@ -88,7 +91,8 @@ static int perf_report__add_mem_hist_entry(struct perf_tool *tool,
if ((sort__has_parent || symbol_conf.use_callchain) &&
sample->callchain) {
err = machine__resolve_callchain(machine, evsel, al->thread,
- sample, &parent, al);
+ sample, &parent, al,
+ rep->max_stack);
if (err)
return err;
}
@@ -111,7 +115,8 @@ static int perf_report__add_mem_hist_entry(struct perf_tool *tool,
* and this is indirectly achieved by passing period=weight here
* and the he_stat__add_period() function.
*/
- he = __hists__add_mem_entry(&evsel->hists, al, parent, mi, cost, cost);
+ he = __hists__add_entry(&evsel->hists, al, parent, NULL, mi,
+ cost, cost, 0);
if (!he)
return -ENOMEM;
@@ -179,7 +184,8 @@ static int perf_report__add_branch_hist_entry(struct perf_tool *tool,
if ((sort__has_parent || symbol_conf.use_callchain)
&& sample->callchain) {
err = machine__resolve_callchain(machine, evsel, al->thread,
- sample, &parent, al);
+ sample, &parent, al,
+ rep->max_stack);
if (err)
return err;
}
@@ -195,12 +201,16 @@ static int perf_report__add_branch_hist_entry(struct perf_tool *tool,
err = -ENOMEM;
+ /* overwrite the 'al' to branch-to info */
+ al->map = bi[i].to.map;
+ al->sym = bi[i].to.sym;
+ al->addr = bi[i].to.addr;
/*
* The report shows the percentage of total branches captured
* and not events sampled. Thus we use a pseudo period of 1.
*/
- he = __hists__add_branch_entry(&evsel->hists, al, parent,
- &bi[i], 1, 1);
+ he = __hists__add_entry(&evsel->hists, al, parent, &bi[i], NULL,
+ 1, 1, 0);
if (he) {
struct annotation *notes;
bx = he->branch_info;
@@ -242,24 +252,28 @@ out:
return err;
}
-static int perf_evsel__add_hist_entry(struct perf_evsel *evsel,
+static int perf_evsel__add_hist_entry(struct perf_tool *tool,
+ struct perf_evsel *evsel,
struct addr_location *al,
struct perf_sample *sample,
struct machine *machine)
{
+ struct perf_report *rep = container_of(tool, struct perf_report, tool);
struct symbol *parent = NULL;
int err = 0;
struct hist_entry *he;
if ((sort__has_parent || symbol_conf.use_callchain) && sample->callchain) {
err = machine__resolve_callchain(machine, evsel, al->thread,
- sample, &parent, al);
+ sample, &parent, al,
+ rep->max_stack);
if (err)
return err;
}
- he = __hists__add_entry(&evsel->hists, al, parent, sample->period,
- sample->weight);
+ he = __hists__add_entry(&evsel->hists, al, parent, NULL, NULL,
+ sample->period, sample->weight,
+ sample->transaction);
if (he == NULL)
return -ENOMEM;
@@ -330,7 +344,8 @@ static int process_sample_event(struct perf_tool *tool,
if (al.map != NULL)
al.map->dso->hit = 1;
- ret = perf_evsel__add_hist_entry(evsel, &al, sample, machine);
+ ret = perf_evsel__add_hist_entry(tool, evsel, &al, sample,
+ machine);
if (ret < 0)
pr_debug("problem incrementing symbol period, skipping event\n");
}
@@ -364,10 +379,11 @@ static int process_read_event(struct perf_tool *tool,
/* For pipe mode, sample_type is not currently set */
static int perf_report__setup_sample_type(struct perf_report *rep)
{
- struct perf_session *self = rep->session;
- u64 sample_type = perf_evlist__combined_sample_type(self->evlist);
+ struct perf_session *session = rep->session;
+ u64 sample_type = perf_evlist__combined_sample_type(session->evlist);
+ bool is_pipe = perf_data_file__is_pipe(session->file);
- if (!self->fd_pipe && !(sample_type & PERF_SAMPLE_CALLCHAIN)) {
+ if (!is_pipe && !(sample_type & PERF_SAMPLE_CALLCHAIN)) {
if (sort__has_parent) {
ui__error("Selected --sort parent, but no "
"callchain data. Did you call "
@@ -390,7 +406,7 @@ static int perf_report__setup_sample_type(struct perf_report *rep)
}
if (sort__mode == SORT_MODE__BRANCH) {
- if (!self->fd_pipe &&
+ if (!is_pipe &&
!(sample_type & PERF_SAMPLE_BRANCH_STACK)) {
ui__error("Selected -b but no branch data. "
"Did you call perf record without -b?\n");
@@ -401,22 +417,20 @@ static int perf_report__setup_sample_type(struct perf_report *rep)
return 0;
}
-extern volatile int session_done;
-
static void sig_handler(int sig __maybe_unused)
{
session_done = 1;
}
static size_t hists__fprintf_nr_sample_events(struct perf_report *rep,
- struct hists *self,
+ struct hists *hists,
const char *evname, FILE *fp)
{
size_t ret;
char unit;
- unsigned long nr_samples = self->stats.nr_events[PERF_RECORD_SAMPLE];
- u64 nr_events = self->stats.total_period;
- struct perf_evsel *evsel = hists_to_evsel(self);
+ unsigned long nr_samples = hists->stats.nr_events[PERF_RECORD_SAMPLE];
+ u64 nr_events = hists->stats.total_period;
+ struct perf_evsel *evsel = hists_to_evsel(hists);
char buf[512];
size_t size = sizeof(buf);
@@ -488,6 +502,8 @@ static int __cmd_report(struct perf_report *rep)
struct map *kernel_map;
struct kmap *kernel_kmap;
const char *help = "For a higher level overview, try: perf report --sort comm,dso";
+ struct ui_progress prog;
+ struct perf_data_file *file = session->file;
signal(SIGINT, sig_handler);
@@ -549,13 +565,19 @@ static int __cmd_report(struct perf_report *rep)
}
nr_samples = 0;
+ list_for_each_entry(pos, &session->evlist->entries, node)
+ nr_samples += pos->hists.nr_entries;
+
+ ui_progress__init(&prog, nr_samples, "Merging related events...");
+
+ nr_samples = 0;
list_for_each_entry(pos, &session->evlist->entries, node) {
struct hists *hists = &pos->hists;
if (pos->idx == 0)
hists->symbol_filter_str = rep->symbol_filter_str;
- hists__collapse_resort(hists);
+ hists__collapse_resort(hists, &prog);
nr_samples += hists->stats.nr_events[PERF_RECORD_SAMPLE];
/* Non-group events are considered as leader */
@@ -567,9 +589,13 @@ static int __cmd_report(struct perf_report *rep)
hists__link(leader_hists, hists);
}
}
+ ui_progress__finish();
+
+ if (session_done())
+ return 0;
if (nr_samples == 0) {
- ui__error("The %s file has no samples!\n", session->filename);
+ ui__error("The %s file has no samples!\n", file->path);
return 0;
}
@@ -590,8 +616,19 @@ static int __cmd_report(struct perf_report *rep)
ret = 0;
} else if (use_browser == 2) {
- perf_evlist__gtk_browse_hists(session->evlist, help,
- NULL, rep->min_percent);
+ int (*hist_browser)(struct perf_evlist *,
+ const char *,
+ struct hist_browser_timer *,
+ float min_pcnt);
+
+ hist_browser = dlsym(perf_gtk_handle,
+ "perf_evlist__gtk_browse_hists");
+ if (hist_browser == NULL) {
+ ui__error("GTK browser not found!\n");
+ return ret;
+ }
+ hist_browser(session->evlist, help, NULL,
+ rep->min_percent);
}
} else
perf_evlist__tty_browse_hists(session->evlist, rep, help);
@@ -756,6 +793,7 @@ int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused)
.ordered_samples = true,
.ordering_requires_timestamps = true,
},
+ .max_stack = PERF_MAX_STACK_DEPTH,
.pretty_printing_style = "normal",
};
const struct option options[] = {
@@ -786,7 +824,7 @@ int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused)
"sort by key(s): pid, comm, dso, symbol, parent, cpu, srcline,"
" dso_to, dso_from, symbol_to, symbol_from, mispredict,"
" weight, local_weight, mem, symbol_daddr, dso_daddr, tlb, "
- "snoop, locked"),
+ "snoop, locked, abort, in_tx, transaction"),
OPT_BOOLEAN(0, "showcpuutilization", &symbol_conf.show_cpu_utilization,
"Show sample percentage for different cpu modes"),
OPT_STRING('p', "parent", &parent_pattern, "regex",
@@ -796,6 +834,10 @@ int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused)
OPT_CALLBACK_DEFAULT('g', "call-graph", &report, "output_type,min_percent[,print_limit],call_order",
"Display callchains using output_type (graph, flat, fractal, or none) , min percent threshold, optional print limit, callchain order, key (function or address). "
"Default: fractal,0.5,callee,function", &parse_callchain_opt, callchain_default_opt),
+ OPT_INTEGER(0, "max-stack", &report.max_stack,
+ "Set the maximum stack depth when parsing the callchain, "
+ "anything beyond the specified depth will be ignored. "
+ "Default: " __stringify(PERF_MAX_STACK_DEPTH)),
OPT_BOOLEAN('G', "inverted", &report.inverted_callchain,
"alias for inverted call graph"),
OPT_CALLBACK(0, "ignore-callees", NULL, "regex",
@@ -844,6 +886,9 @@ int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused)
"Don't show entries under that percent", parse_percent_limit),
OPT_END()
};
+ struct perf_data_file file = {
+ .mode = PERF_DATA_MODE_READ,
+ };
perf_config(perf_report_config, &report);
@@ -866,16 +911,11 @@ int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused)
input_name = "perf.data";
}
- if (strcmp(input_name, "-") != 0)
- setup_browser(true);
- else {
- use_browser = 0;
- perf_hpp__init();
- }
+ file.path = input_name;
+ file.force = report.force;
repeat:
- session = perf_session__new(input_name, O_RDONLY,
- report.force, false, &report.tool);
+ session = perf_session__new(&file, false, &report.tool);
if (session == NULL)
return -ENOMEM;
@@ -913,8 +953,22 @@ repeat:
sort_order = "local_weight,mem,sym,dso,symbol_daddr,dso_daddr,snoop,tlb,locked";
}
- if (setup_sorting() < 0)
- usage_with_options(report_usage, options);
+ if (setup_sorting() < 0) {
+ parse_options_usage(report_usage, options, "s", 1);
+ goto error;
+ }
+
+ if (parent_pattern != default_parent_pattern) {
+ if (sort_dimension__add("parent") < 0)
+ goto error;
+ }
+
+ if (strcmp(input_name, "-") != 0)
+ setup_browser(true);
+ else {
+ use_browser = 0;
+ perf_hpp__init();
+ }
/*
* Only in the TUI browser we are doing integrated annotation,
@@ -945,11 +999,6 @@ repeat:
if (symbol__init() < 0)
goto error;
- if (parent_pattern != default_parent_pattern) {
- if (sort_dimension__add("parent") < 0)
- goto error;
- }
-
if (argc) {
/*
* Special case: if there's an argument left then assume that
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-29 02:14:09 +0100