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-rw-r--r--tools/perf/builtin-report.c65
1 files changed, 55 insertions, 10 deletions
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 62b285e32aa5..2853ad2bd435 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -62,6 +62,7 @@ struct report {
float min_percent;
u64 nr_entries;
u64 queue_size;
+ int socket_filter;
DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS);
};
@@ -162,14 +163,21 @@ static int process_sample_event(struct perf_tool *tool,
if (rep->cpu_list && !test_bit(sample->cpu, rep->cpu_bitmap))
goto out_put;
- if (sort__mode == SORT_MODE__BRANCH)
+ if (sort__mode == SORT_MODE__BRANCH) {
+ /*
+ * A non-synthesized event might not have a branch stack if
+ * branch stacks have been synthesized (using itrace options).
+ */
+ if (!sample->branch_stack)
+ goto out_put;
iter.ops = &hist_iter_branch;
- else if (rep->mem_mode)
+ } else if (rep->mem_mode) {
iter.ops = &hist_iter_mem;
- else if (symbol_conf.cumulate_callchain)
+ } else if (symbol_conf.cumulate_callchain) {
iter.ops = &hist_iter_cumulative;
- else
+ } else {
iter.ops = &hist_iter_normal;
+ }
if (al.map != NULL)
al.map->dso->hit = 1;
@@ -213,6 +221,15 @@ static int report__setup_sample_type(struct report *rep)
u64 sample_type = perf_evlist__combined_sample_type(session->evlist);
bool is_pipe = perf_data_file__is_pipe(session->file);
+ if (session->itrace_synth_opts->callchain ||
+ (!is_pipe &&
+ perf_header__has_feat(&session->header, HEADER_AUXTRACE) &&
+ !session->itrace_synth_opts->set))
+ sample_type |= PERF_SAMPLE_CALLCHAIN;
+
+ if (session->itrace_synth_opts->last_branch)
+ sample_type |= PERF_SAMPLE_BRANCH_STACK;
+
if (!is_pipe && !(sample_type & PERF_SAMPLE_CALLCHAIN)) {
if (sort__has_parent) {
ui__error("Selected --sort parent, but no "
@@ -286,6 +303,7 @@ static size_t hists__fprintf_nr_sample_events(struct hists *hists, struct report
struct perf_evsel *evsel = hists_to_evsel(hists);
char buf[512];
size_t size = sizeof(buf);
+ int socked_id = hists->socket_filter;
if (symbol_conf.filter_relative) {
nr_samples = hists->stats.nr_non_filtered_samples;
@@ -326,6 +344,10 @@ static size_t hists__fprintf_nr_sample_events(struct hists *hists, struct report
ret += fprintf(fp, "\n# Sort order : %s", sort_order ? : default_mem_sort_order);
} else
ret += fprintf(fp, "\n# Event count (approx.): %" PRIu64, nr_events);
+
+ if (socked_id > -1)
+ ret += fprintf(fp, "\n# Processor Socket: %d", socked_id);
+
return ret + fprintf(fp, "\n#\n");
}
@@ -365,7 +387,7 @@ static int perf_evlist__tty_browse_hists(struct perf_evlist *evlist,
static void report__warn_kptr_restrict(const struct report *rep)
{
- struct map *kernel_map = rep->session->machines.host.vmlinux_maps[MAP__FUNCTION];
+ struct map *kernel_map = machine__kernel_map(&rep->session->machines.host);
struct kmap *kernel_kmap = kernel_map ? map__kmap(kernel_map) : NULL;
if (kernel_map == NULL ||
@@ -450,6 +472,8 @@ static void report__collapse_hists(struct report *rep)
if (pos->idx == 0)
hists->symbol_filter_str = rep->symbol_filter_str;
+ hists->socket_filter = rep->socket_filter;
+
hists__collapse_resort(hists, &prog);
/* Non-group events are considered as leader */
@@ -601,6 +625,12 @@ parse_percent_limit(const struct option *opt, const char *str,
return 0;
}
+#define CALLCHAIN_DEFAULT_OPT "graph,0.5,caller,function"
+
+const char report_callchain_help[] = "Display call graph (stack chain/backtrace):\n\n"
+ CALLCHAIN_REPORT_HELP
+ "\n\t\t\t\tDefault: " CALLCHAIN_DEFAULT_OPT;
+
int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused)
{
struct perf_session *session;
@@ -609,7 +639,7 @@ int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused)
bool has_br_stack = false;
int branch_mode = -1;
bool branch_call_mode = false;
- char callchain_default_opt[] = "fractal,0.5,callee";
+ char callchain_default_opt[] = CALLCHAIN_DEFAULT_OPT;
const char * const report_usage[] = {
"perf report [<options>]",
NULL
@@ -635,6 +665,7 @@ int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused)
},
.max_stack = PERF_MAX_STACK_DEPTH,
.pretty_printing_style = "normal",
+ .socket_filter = -1,
};
const struct option options[] = {
OPT_STRING('i', "input", &input_name, "file",
@@ -668,15 +699,18 @@ int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused)
" 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,
+ 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,
+ "Show sample percentage for different cpu modes", PARSE_OPT_HIDDEN),
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", &report, "output_type,min_percent[,print_limit],call_order[,branch]",
- "Display callchains using output_type (graph, flat, fractal, or none) , min percent threshold, optional print limit, callchain order, key (function or address), add branches. "
- "Default: fractal,0.5,callee,function", &report_parse_callchain_opt, callchain_default_opt),
+ OPT_CALLBACK_DEFAULT('g', "call-graph", &report,
+ "print_type,threshold[,print_limit],order,sort_key[,branch]",
+ report_callchain_help, &report_parse_callchain_opt,
+ callchain_default_opt),
OPT_BOOLEAN(0, "children", &symbol_conf.cumulate_callchain,
"Accumulate callchains of children and show total overhead as well"),
OPT_INTEGER(0, "max-stack", &report.max_stack,
@@ -747,6 +781,8 @@ int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused)
"Show full source file name path for source lines"),
OPT_BOOLEAN(0, "show-ref-call-graph", &symbol_conf.show_ref_callgraph,
"Show callgraph from reference event"),
+ OPT_INTEGER(0, "socket-filter", &report.socket_filter,
+ "only show processor socket that match with this filter"),
OPT_END()
};
struct perf_data_file file = {
@@ -781,6 +817,12 @@ int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused)
if (report.inverted_callchain)
callchain_param.order = ORDER_CALLER;
+ if (symbol_conf.cumulate_callchain && !callchain_param.order_set)
+ callchain_param.order = ORDER_CALLER;
+
+ if (itrace_synth_opts.callchain &&
+ (int)itrace_synth_opts.callchain_sz > report.max_stack)
+ report.max_stack = itrace_synth_opts.callchain_sz;
if (!input_name || !strlen(input_name)) {
if (!fstat(STDIN_FILENO, &st) && S_ISFIFO(st.st_mode))
@@ -809,6 +851,9 @@ repeat:
has_br_stack = perf_header__has_feat(&session->header,
HEADER_BRANCH_STACK);
+ if (itrace_synth_opts.last_branch)
+ has_br_stack = true;
+
/*
* Branch mode is a tristate:
* -1 means default, so decide based on the file having branch data.
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.