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-rw-r--r--tools/perf/builtin-report.c196
1 files changed, 58 insertions, 138 deletions
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index c8f21137dfd8..bc0eec1ce4be 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -57,6 +57,7 @@ struct report {
const char *cpu_list;
const char *symbol_filter_str;
float min_percent;
+ u64 nr_entries;
DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS);
};
@@ -75,6 +76,27 @@ static int report__config(const char *var, const char *value, void *cb)
return perf_default_config(var, value, cb);
}
+static void report__inc_stats(struct report *rep, struct hist_entry *he)
+{
+ /*
+ * The @he is either of a newly created one or an existing one
+ * merging current sample. We only want to count a new one so
+ * checking ->nr_events being 1.
+ */
+ if (he->stat.nr_events == 1)
+ rep->nr_entries++;
+
+ /*
+ * Only counts number of samples at this stage as it's more
+ * natural to do it here and non-sample events are also
+ * counted in perf_session_deliver_event(). The dump_trace
+ * requires this info is ready before going to the output tree.
+ */
+ hists__inc_nr_events(he->hists, PERF_RECORD_SAMPLE);
+ if (!he->filtered)
+ he->hists->stats.nr_non_filtered_samples++;
+}
+
static int report__add_mem_hist_entry(struct report *rep, struct addr_location *al,
struct perf_sample *sample, struct perf_evsel *evsel)
{
@@ -121,8 +143,8 @@ static int report__add_mem_hist_entry(struct report *rep, struct addr_location *
goto out;
}
- evsel->hists.stats.total_period += cost;
- hists__inc_nr_events(&evsel->hists, PERF_RECORD_SAMPLE);
+ report__inc_stats(rep, he);
+
err = hist_entry__append_callchain(he, sample);
out:
return err;
@@ -173,9 +195,7 @@ static int report__add_branch_hist_entry(struct report *rep, struct addr_locatio
if (err)
goto out;
}
-
- evsel->hists.stats.total_period += 1;
- hists__inc_nr_events(&evsel->hists, PERF_RECORD_SAMPLE);
+ report__inc_stats(rep, he);
} else
goto out;
}
@@ -208,8 +228,8 @@ static int report__add_hist_entry(struct report *rep, struct perf_evsel *evsel,
if (ui__has_annotation())
err = hist_entry__inc_addr_samples(he, evsel->idx, al->addr);
- evsel->hists.stats.total_period += sample->period;
- hists__inc_nr_events(&evsel->hists, PERF_RECORD_SAMPLE);
+ report__inc_stats(rep, he);
+
out:
return err;
}
@@ -337,6 +357,11 @@ static size_t hists__fprintf_nr_sample_events(struct hists *hists, struct report
char buf[512];
size_t size = sizeof(buf);
+ if (symbol_conf.filter_relative) {
+ nr_samples = hists->stats.nr_non_filtered_samples;
+ nr_events = hists->stats.total_non_filtered_period;
+ }
+
if (perf_evsel__is_group_event(evsel)) {
struct perf_evsel *pos;
@@ -344,8 +369,13 @@ static size_t hists__fprintf_nr_sample_events(struct hists *hists, struct report
evname = buf;
for_each_group_member(pos, evsel) {
- nr_samples += pos->hists.stats.nr_events[PERF_RECORD_SAMPLE];
- nr_events += pos->hists.stats.total_period;
+ if (symbol_conf.filter_relative) {
+ nr_samples += pos->hists.stats.nr_non_filtered_samples;
+ nr_events += pos->hists.stats.total_non_filtered_period;
+ } else {
+ nr_samples += pos->hists.stats.nr_events[PERF_RECORD_SAMPLE];
+ nr_events += pos->hists.stats.total_period;
+ }
}
}
@@ -470,24 +500,12 @@ static int report__browse_hists(struct report *rep)
return ret;
}
-static u64 report__collapse_hists(struct report *rep)
+static void report__collapse_hists(struct report *rep)
{
struct ui_progress prog;
struct perf_evsel *pos;
- u64 nr_samples = 0;
- /*
- * Count number of histogram entries to use when showing progress,
- * reusing nr_samples variable.
- */
- evlist__for_each(rep->session->evlist, pos)
- nr_samples += pos->hists.nr_entries;
- ui_progress__init(&prog, nr_samples, "Merging related events...");
- /*
- * Count total number of samples, will be used to check if this
- * session had any.
- */
- nr_samples = 0;
+ ui_progress__init(&prog, rep->nr_entries, "Merging related events...");
evlist__for_each(rep->session->evlist, pos) {
struct hists *hists = &pos->hists;
@@ -496,7 +514,6 @@ static u64 report__collapse_hists(struct report *rep)
hists->symbol_filter_str = rep->symbol_filter_str;
hists__collapse_resort(hists, &prog);
- nr_samples += hists->stats.nr_events[PERF_RECORD_SAMPLE];
/* Non-group events are considered as leader */
if (symbol_conf.event_group &&
@@ -509,14 +526,11 @@ static u64 report__collapse_hists(struct report *rep)
}
ui_progress__finish();
-
- return nr_samples;
}
static int __cmd_report(struct report *rep)
{
int ret;
- u64 nr_samples;
struct perf_session *session = rep->session;
struct perf_evsel *pos;
struct perf_data_file *file = session->file;
@@ -556,12 +570,12 @@ static int __cmd_report(struct report *rep)
}
}
- nr_samples = report__collapse_hists(rep);
+ report__collapse_hists(rep);
if (session_done())
return 0;
- if (nr_samples == 0) {
+ if (rep->nr_entries == 0) {
ui__error("The %s file has no samples!\n", file->path);
return 0;
}
@@ -573,11 +587,9 @@ static int __cmd_report(struct report *rep)
}
static int
-parse_callchain_opt(const struct option *opt, const char *arg, int unset)
+report_parse_callchain_opt(const struct option *opt, const char *arg, int unset)
{
struct report *rep = (struct report *)opt->value;
- char *tok, *tok2;
- char *endptr;
/*
* --no-call-graph
@@ -587,80 +599,7 @@ parse_callchain_opt(const struct option *opt, const char *arg, int unset)
return 0;
}
- symbol_conf.use_callchain = true;
-
- if (!arg)
- return 0;
-
- tok = strtok((char *)arg, ",");
- if (!tok)
- return -1;
-
- /* get the output mode */
- if (!strncmp(tok, "graph", strlen(arg)))
- callchain_param.mode = CHAIN_GRAPH_ABS;
-
- else if (!strncmp(tok, "flat", strlen(arg)))
- callchain_param.mode = CHAIN_FLAT;
-
- else if (!strncmp(tok, "fractal", strlen(arg)))
- callchain_param.mode = CHAIN_GRAPH_REL;
-
- else if (!strncmp(tok, "none", strlen(arg))) {
- callchain_param.mode = CHAIN_NONE;
- symbol_conf.use_callchain = false;
-
- return 0;
- }
-
- else
- return -1;
-
- /* get the min percentage */
- tok = strtok(NULL, ",");
- if (!tok)
- goto setup;
-
- callchain_param.min_percent = strtod(tok, &endptr);
- if (tok == endptr)
- return -1;
-
- /* get the print limit */
- tok2 = strtok(NULL, ",");
- if (!tok2)
- goto setup;
-
- if (tok2[0] != 'c') {
- callchain_param.print_limit = strtoul(tok2, &endptr, 0);
- tok2 = strtok(NULL, ",");
- if (!tok2)
- goto setup;
- }
-
- /* get the call chain order */
- if (!strncmp(tok2, "caller", strlen("caller")))
- callchain_param.order = ORDER_CALLER;
- else if (!strncmp(tok2, "callee", strlen("callee")))
- callchain_param.order = ORDER_CALLEE;
- else
- return -1;
-
- /* Get the sort key */
- tok2 = strtok(NULL, ",");
- if (!tok2)
- goto setup;
- if (!strncmp(tok2, "function", strlen("function")))
- callchain_param.key = CCKEY_FUNCTION;
- else if (!strncmp(tok2, "address", strlen("address")))
- callchain_param.key = CCKEY_ADDRESS;
- else
- return -1;
-setup:
- if (callchain_register_param(&callchain_param) < 0) {
- pr_err("Can't register callchain params\n");
- return -1;
- }
- return 0;
+ return parse_callchain_report_opt(arg);
}
int
@@ -760,10 +699,10 @@ int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused)
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,"
- " dso_to, dso_from, symbol_to, symbol_from, mispredict,"
- " weight, local_weight, mem, symbol_daddr, dso_daddr, tlb, "
- "snoop, locked, abort, in_tx, transaction"),
+ "sort by key(s): pid, comm, dso, symbol, parent, cpu, srcline, ..."
+ " Please refer the man page for the complete list."),
+ OPT_STRING('F', "fields", &field_order, "key[,keys...]",
+ "output field(s): overhead, period, sample plus all of sort keys"),
OPT_BOOLEAN(0, "showcpuutilization", &symbol_conf.show_cpu_utilization,
"Show sample percentage for different cpu modes"),
OPT_STRING('p', "parent", &parent_pattern, "regex",
@@ -772,7 +711,7 @@ int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused)
"Only display entries with parent-match"),
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),
+ "Default: fractal,0.5,callee,function", &report_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. "
@@ -823,6 +762,8 @@ int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused)
OPT_BOOLEAN(0, "mem-mode", &report.mem_mode, "mem access profile"),
OPT_CALLBACK(0, "percent-limit", &report, "percent",
"Don't show entries under that percent", parse_percent_limit),
+ OPT_CALLBACK(0, "percentage", NULL, "relative|absolute",
+ "how to display percentage of filtered entries", parse_filter_percentage),
OPT_END()
};
struct perf_data_file file = {
@@ -866,52 +807,31 @@ repeat:
if (branch_mode == -1 && has_br_stack)
sort__mode = SORT_MODE__BRANCH;
- /* sort__mode could be NORMAL if --no-branch-stack */
- if (sort__mode == SORT_MODE__BRANCH) {
- /*
- * if no sort_order is provided, then specify
- * branch-mode specific order
- */
- if (sort_order == default_sort_order)
- sort_order = "comm,dso_from,symbol_from,"
- "dso_to,symbol_to";
-
- }
if (report.mem_mode) {
if (sort__mode == SORT_MODE__BRANCH) {
pr_err("branch and mem mode incompatible\n");
goto error;
}
sort__mode = SORT_MODE__MEMORY;
-
- /*
- * if no sort_order is provided, then specify
- * branch-mode specific order
- */
- if (sort_order == default_sort_order)
- sort_order = "local_weight,mem,sym,dso,symbol_daddr,dso_daddr,snoop,tlb,locked";
}
if (setup_sorting() < 0) {
- parse_options_usage(report_usage, options, "s", 1);
+ if (sort_order)
+ parse_options_usage(report_usage, options, "s", 1);
+ if (field_order)
+ parse_options_usage(sort_order ? NULL : report_usage,
+ options, "F", 1);
goto error;
}
- if (parent_pattern != default_parent_pattern) {
- if (sort_dimension__add("parent") < 0)
- goto error;
- }
-
/* Force tty output for header output. */
if (report.header || report.header_only)
use_browser = 0;
if (strcmp(input_name, "-") != 0)
setup_browser(true);
- else {
+ else
use_browser = 0;
- perf_hpp__init();
- }
if (report.header || report.header_only) {
perf_session__fprintf_info(session, stdout,