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Diffstat (limited to 'tools/perf/builtin-report.c')
-rw-r--r--tools/perf/builtin-report.c228
1 files changed, 137 insertions, 91 deletions
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index f815de25d0fc..1d3c1003b43a 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -14,7 +14,6 @@
#include "util/cache.h"
#include <linux/rbtree.h>
#include "util/symbol.h"
-#include "util/string.h"
#include "util/callchain.h"
#include "util/strlist.h"
#include "util/values.h"
@@ -33,28 +32,29 @@
static char const *input_name = "perf.data";
-static int force;
+static bool force;
static bool hide_unresolved;
static bool dont_use_callchains;
-static int show_threads;
+static bool show_threads;
static struct perf_read_values show_threads_values;
-static char default_pretty_printing_style[] = "normal";
-static char *pretty_printing_style = default_pretty_printing_style;
+static const char default_pretty_printing_style[] = "normal";
+static const char *pretty_printing_style = default_pretty_printing_style;
static char callchain_default_opt[] = "fractal,0.5";
-static struct event_stat_id *get_stats(struct perf_session *self,
- u64 event_stream, u32 type, u64 config)
+static struct hists *perf_session__hists_findnew(struct perf_session *self,
+ u64 event_stream, u32 type,
+ u64 config)
{
- struct rb_node **p = &self->stats_by_id.rb_node;
+ struct rb_node **p = &self->hists_tree.rb_node;
struct rb_node *parent = NULL;
- struct event_stat_id *iter, *new;
+ struct hists *iter, *new;
while (*p != NULL) {
parent = *p;
- iter = rb_entry(parent, struct event_stat_id, rb_node);
+ iter = rb_entry(parent, struct hists, rb_node);
if (iter->config == config)
return iter;
@@ -65,15 +65,15 @@ static struct event_stat_id *get_stats(struct perf_session *self,
p = &(*p)->rb_left;
}
- new = malloc(sizeof(struct event_stat_id));
+ new = malloc(sizeof(struct hists));
if (new == NULL)
return NULL;
- memset(new, 0, sizeof(struct event_stat_id));
+ memset(new, 0, sizeof(struct hists));
new->event_stream = event_stream;
new->config = config;
new->type = type;
rb_link_node(&new->rb_node, parent, p);
- rb_insert_color(&new->rb_node, &self->stats_by_id);
+ rb_insert_color(&new->rb_node, &self->hists_tree);
return new;
}
@@ -81,70 +81,71 @@ static int perf_session__add_hist_entry(struct perf_session *self,
struct addr_location *al,
struct sample_data *data)
{
- struct symbol **syms = NULL, *parent = NULL;
- bool hit;
+ struct map_symbol *syms = NULL;
+ struct symbol *parent = NULL;
+ int err = -ENOMEM;
struct hist_entry *he;
- struct event_stat_id *stats;
+ struct hists *hists;
struct perf_event_attr *attr;
- if ((sort__has_parent || symbol_conf.use_callchain) && data->callchain)
+ if ((sort__has_parent || symbol_conf.use_callchain) && data->callchain) {
syms = perf_session__resolve_callchain(self, al->thread,
data->callchain, &parent);
+ if (syms == NULL)
+ return -ENOMEM;
+ }
attr = perf_header__find_attr(data->id, &self->header);
if (attr)
- stats = get_stats(self, data->id, attr->type, attr->config);
+ hists = perf_session__hists_findnew(self, data->id, attr->type, attr->config);
else
- stats = get_stats(self, data->id, 0, 0);
- if (stats == NULL)
- return -ENOMEM;
- he = __perf_session__add_hist_entry(&stats->hists, al, parent,
- data->period, &hit);
+ hists = perf_session__hists_findnew(self, data->id, 0, 0);
+ if (hists == NULL)
+ goto out_free_syms;
+ he = __hists__add_entry(hists, al, parent, data->period);
if (he == NULL)
- return -ENOMEM;
-
- if (hit)
- he->count += data->period;
-
+ goto out_free_syms;
+ err = 0;
if (symbol_conf.use_callchain) {
- if (!hit)
- callchain_init(&he->callchain);
- append_chain(&he->callchain, data->callchain, syms);
- free(syms);
+ err = append_chain(he->callchain, data->callchain, syms);
+ if (err)
+ goto out_free_syms;
}
-
- return 0;
-}
-
-static int validate_chain(struct ip_callchain *chain, event_t *event)
-{
- unsigned int chain_size;
-
- chain_size = event->header.size;
- chain_size -= (unsigned long)&event->ip.__more_data - (unsigned long)event;
-
- if (chain->nr*sizeof(u64) > chain_size)
- return -1;
-
- return 0;
+ /*
+ * Only in the newt browser we are doing integrated annotation,
+ * so we don't allocated the extra space needed because the stdio
+ * code will not use it.
+ */
+ if (use_browser)
+ err = hist_entry__inc_addr_samples(he, al->addr);
+out_free_syms:
+ free(syms);
+ return err;
}
static int add_event_total(struct perf_session *session,
struct sample_data *data,
struct perf_event_attr *attr)
{
- struct event_stat_id *stats;
+ struct hists *hists;
if (attr)
- stats = get_stats(session, data->id, attr->type, attr->config);
+ hists = perf_session__hists_findnew(session, data->id,
+ attr->type, attr->config);
else
- stats = get_stats(session, data->id, 0, 0);
+ hists = perf_session__hists_findnew(session, data->id, 0, 0);
- if (!stats)
+ if (!hists)
return -ENOMEM;
- stats->stats.total += data->period;
- session->events_stats.total += data->period;
+ hists->stats.total_period += data->period;
+ /*
+ * FIXME: add_event_total should be moved from here to
+ * perf_session__process_event so that the proper hist is passed to
+ * the event_op methods.
+ */
+ hists__inc_nr_events(hists, PERF_RECORD_SAMPLE);
+ session->hists.stats.total_period += data->period;
return 0;
}
@@ -164,7 +165,7 @@ static int process_sample_event(event_t *event, struct perf_session *session)
dump_printf("... chain: nr:%Lu\n", data.callchain->nr);
- if (validate_chain(data.callchain, event) < 0) {
+ if (!ip_callchain__valid(data.callchain, event)) {
pr_debug("call-chain problem with event, "
"skipping it.\n");
return 0;
@@ -187,14 +188,14 @@ static int process_sample_event(event_t *event, struct perf_session *session)
return 0;
if (perf_session__add_hist_entry(session, &al, &data)) {
- pr_debug("problem incrementing symbol count, skipping event\n");
+ pr_debug("problem incrementing symbol period, skipping event\n");
return -1;
}
attr = perf_header__find_attr(data.id, &session->header);
if (add_event_total(session, &data, attr)) {
- pr_debug("problem adding event count\n");
+ pr_debug("problem adding event period\n");
return -1;
}
@@ -260,15 +261,43 @@ static struct perf_event_ops event_ops = {
.fork = event__process_task,
.lost = event__process_lost,
.read = process_read_event,
+ .attr = event__process_attr,
+ .event_type = event__process_event_type,
+ .tracing_data = event__process_tracing_data,
+ .build_id = event__process_build_id,
};
+extern volatile int session_done;
+
+static void sig_handler(int sig __used)
+{
+ session_done = 1;
+}
+
+static size_t hists__fprintf_nr_sample_events(struct hists *self,
+ const char *evname, FILE *fp)
+{
+ size_t ret;
+ char unit;
+ unsigned long nr_events = self->stats.nr_events[PERF_RECORD_SAMPLE];
+
+ nr_events = convert_unit(nr_events, &unit);
+ ret = fprintf(fp, "# Events: %lu%c", nr_events, unit);
+ if (evname != NULL)
+ ret += fprintf(fp, " %s", evname);
+ return ret + fprintf(fp, "\n#\n");
+}
+
static int __cmd_report(void)
{
int ret = -EINVAL;
struct perf_session *session;
struct rb_node *next;
+ const char *help = "For a higher level overview, try: perf report --sort comm,dso";
+
+ signal(SIGINT, sig_handler);
- session = perf_session__new(input_name, O_RDONLY, force);
+ session = perf_session__new(input_name, O_RDONLY, force, false);
if (session == NULL)
return -ENOMEM;
@@ -284,7 +313,7 @@ static int __cmd_report(void)
goto out_delete;
if (dump_trace) {
- event__print_totals();
+ perf_session__fprintf_nr_events(session, stdout);
goto out_delete;
}
@@ -292,39 +321,42 @@ static int __cmd_report(void)
perf_session__fprintf(session, stdout);
if (verbose > 2)
- dsos__fprintf(stdout);
+ perf_session__fprintf_dsos(session, stdout);
- next = rb_first(&session->stats_by_id);
+ next = rb_first(&session->hists_tree);
while (next) {
- struct event_stat_id *stats;
-
- stats = rb_entry(next, struct event_stat_id, rb_node);
- perf_session__collapse_resort(&stats->hists);
- perf_session__output_resort(&stats->hists, stats->stats.total);
- if (rb_first(&session->stats_by_id) ==
- rb_last(&session->stats_by_id))
- fprintf(stdout, "# Samples: %Ld\n#\n",
- stats->stats.total);
- else
- fprintf(stdout, "# Samples: %Ld %s\n#\n",
- stats->stats.total,
- __event_name(stats->type, stats->config));
-
- perf_session__fprintf_hists(&stats->hists, NULL, false, stdout,
- stats->stats.total);
- fprintf(stdout, "\n\n");
- next = rb_next(&stats->rb_node);
+ struct hists *hists;
+
+ hists = rb_entry(next, struct hists, rb_node);
+ hists__collapse_resort(hists);
+ hists__output_resort(hists);
+ if (use_browser)
+ hists__browse(hists, help, input_name);
+ else {
+ const char *evname = NULL;
+ if (rb_first(&session->hists.entries) !=
+ rb_last(&session->hists.entries))
+ evname = __event_name(hists->type, hists->config);
+
+ hists__fprintf_nr_sample_events(hists, evname, stdout);
+
+ hists__fprintf(hists, NULL, false, stdout);
+ fprintf(stdout, "\n\n");
+ }
+
+ next = rb_next(&hists->rb_node);
}
- if (sort_order == default_sort_order &&
- parent_pattern == default_parent_pattern)
- fprintf(stdout, "#\n# (For a higher level overview, try: perf report --sort comm,dso)\n#\n");
+ if (!use_browser && sort_order == default_sort_order &&
+ parent_pattern == default_parent_pattern) {
+ fprintf(stdout, "#\n# (%s)\n#\n", help);
- if (show_threads) {
- bool raw_printing_style = !strcmp(pretty_printing_style, "raw");
- perf_read_values_display(stdout, &show_threads_values,
- raw_printing_style);
- perf_read_values_destroy(&show_threads_values);
+ if (show_threads) {
+ bool style = !strcmp(pretty_printing_style, "raw");
+ perf_read_values_display(stdout, &show_threads_values,
+ style);
+ perf_read_values_destroy(&show_threads_values);
+ }
}
out_delete:
perf_session__delete(session);
@@ -335,7 +367,7 @@ static int
parse_callchain_opt(const struct option *opt __used, const char *arg,
int unset)
{
- char *tok;
+ char *tok, *tok2;
char *endptr;
/*
@@ -380,10 +412,13 @@ parse_callchain_opt(const struct option *opt __used, const char *arg,
if (!tok)
goto setup;
+ tok2 = strtok(NULL, ",");
callchain_param.min_percent = strtod(tok, &endptr);
if (tok == endptr)
return -1;
+ if (tok2)
+ callchain_param.print_limit = strtod(tok2, &endptr);
setup:
if (register_callchain_param(&callchain_param) < 0) {
fprintf(stderr, "Can't register callchain params\n");
@@ -400,7 +435,7 @@ static const char * const report_usage[] = {
static const struct option options[] = {
OPT_STRING('i', "input", &input_name, "file",
"input file name"),
- OPT_BOOLEAN('v', "verbose", &verbose,
+ OPT_INCR('v', "verbose", &verbose,
"be more verbose (show symbol address, etc)"),
OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace,
"dump raw trace in ASCII"),
@@ -419,12 +454,14 @@ static const struct option options[] = {
"sort by key(s): pid, comm, dso, symbol, parent"),
OPT_BOOLEAN('P', "full-paths", &symbol_conf.full_paths,
"Don't shorten the pathnames taking into account the cwd"),
+ OPT_BOOLEAN(0, "showcpuutilization", &symbol_conf.show_cpu_utilization,
+ "Show sample percentage for different cpu modes"),
OPT_STRING('p', "parent", &parent_pattern, "regex",
"regex filter to identify parent, see: '--sort parent'"),
OPT_BOOLEAN('x', "exclude-other", &symbol_conf.exclude_other,
"Only display entries with parent-match"),
OPT_CALLBACK_DEFAULT('g', "call-graph", NULL, "output_type,min_percent",
- "Display callchains using output_type and min percent threshold. "
+ "Display callchains using output_type (graph, flat, fractal, or none) and min percent threshold. "
"Default: fractal,0.5", &parse_callchain_opt, callchain_default_opt),
OPT_STRING('d', "dsos", &symbol_conf.dso_list_str, "dso[,dso...]",
"only consider symbols in these dsos"),
@@ -447,7 +484,15 @@ int cmd_report(int argc, const char **argv, const char *prefix __used)
{
argc = parse_options(argc, argv, options, report_usage, 0);
- setup_pager();
+ if (strcmp(input_name, "-") != 0)
+ setup_browser();
+ /*
+ * Only in the newt browser we are doing integrated annotation,
+ * so don't allocate extra space that won't be used in the stdio
+ * implementation.
+ */
+ if (use_browser)
+ symbol_conf.priv_size = sizeof(struct sym_priv);
if (symbol__init() < 0)
return -1;
@@ -455,7 +500,8 @@ int cmd_report(int argc, const char **argv, const char *prefix __used)
setup_sorting(report_usage, options);
if (parent_pattern != default_parent_pattern) {
- sort_dimension__add("parent");
+ if (sort_dimension__add("parent") < 0)
+ return -1;
sort_parent.elide = 1;
} else
symbol_conf.exclude_other = false;