Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index b2188e6..aae0e57 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -8,15 +8,20 @@
*/
#include "builtin.h"
-#include "util/util.h"
#include "util/config.h"
#include "util/annotate.h"
#include "util/color.h"
+#include "util/dso.h"
#include <linux/list.h>
#include <linux/rbtree.h>
#include <linux/err.h>
+#include <linux/zalloc.h>
+#include "util/map.h"
#include "util/symbol.h"
+#include "util/map_symbol.h"
+#include "util/mem-events.h"
+#include "util/branch.h"
#include "util/callchain.h"
#include "util/values.h"
@@ -24,8 +29,10 @@
#include "util/debug.h"
#include "util/evlist.h"
#include "util/evsel.h"
+#include "util/evswitch.h"
#include "util/header.h"
#include "util/session.h"
+#include "util/srcline.h"
#include "util/tool.h"
#include <subcmd/parse-options.h>
@@ -41,14 +48,20 @@
#include "util/auxtrace.h"
#include "util/units.h"
#include "util/branch.h"
+#include "util/util.h" // perf_tip()
+#include "ui/ui.h"
+#include "ui/progress.h"
#include <dlfcn.h>
#include <errno.h>
#include <inttypes.h>
#include <regex.h>
+#include <linux/ctype.h>
#include <signal.h>
#include <linux/bitmap.h>
+#include <linux/string.h>
#include <linux/stringify.h>
+#include <linux/time64.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
@@ -57,6 +70,7 @@
struct report {
struct perf_tool tool;
struct perf_session *session;
+ struct evswitch evswitch;
bool use_tui, use_gtk, use_stdio;
bool show_full_info;
bool show_threads;
@@ -85,6 +99,7 @@
int socket_filter;
DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS);
struct branch_type_stat brtype_stat;
+ bool symbol_ipc;
};
static int report__config(const char *var, const char *value, void *cb)
@@ -124,17 +139,14 @@
int err = 0;
struct report *rep = arg;
struct hist_entry *he = iter->he;
- struct perf_evsel *evsel = iter->evsel;
+ struct evsel *evsel = iter->evsel;
struct perf_sample *sample = iter->sample;
struct mem_info *mi;
struct branch_info *bi;
- if (!ui__has_annotation())
+ 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);
@@ -171,15 +183,12 @@
struct report *rep = arg;
struct branch_info *bi;
struct perf_sample *sample = iter->sample;
- struct perf_evsel *evsel = iter->evsel;
+ struct evsel *evsel = iter->evsel;
int err;
- if (!ui__has_annotation())
+ 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)
@@ -195,23 +204,22 @@
}
static void setup_forced_leader(struct report *report,
- struct perf_evlist *evlist)
+ struct evlist *evlist)
{
if (report->group_set)
perf_evlist__force_leader(evlist);
}
-static int process_feature_event(struct perf_tool *tool,
- union perf_event *event,
- struct perf_session *session __maybe_unused)
+static int process_feature_event(struct perf_session *session,
+ union perf_event *event)
{
- struct report *rep = container_of(tool, struct report, tool);
+ struct report *rep = container_of(session->tool, struct report, tool);
if (event->feat.feat_id < HEADER_LAST_FEATURE)
- return perf_event__process_feature(tool, event, session);
+ return perf_event__process_feature(session, event);
if (event->feat.feat_id != HEADER_LAST_FEATURE) {
- pr_err("failed: wrong feature ID: %" PRIu64 "\n",
+ pr_err("failed: wrong feature ID: %" PRI_lu64 "\n",
event->feat.feat_id);
return -1;
}
@@ -228,7 +236,7 @@
static int process_sample_event(struct perf_tool *tool,
union perf_event *event,
struct perf_sample *sample,
- struct perf_evsel *evsel,
+ struct evsel *evsel,
struct machine *machine)
{
struct report *rep = container_of(tool, struct report, tool);
@@ -246,6 +254,9 @@
return 0;
}
+ if (evswitch__discard(&rep->evswitch, evsel))
+ return 0;
+
if (machine__resolve(machine, &al, sample) < 0) {
pr_debug("problem processing %d event, skipping it.\n",
event->header.type);
@@ -279,6 +290,11 @@
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");
@@ -290,13 +306,13 @@
static int process_read_event(struct perf_tool *tool,
union perf_event *event,
struct perf_sample *sample __maybe_unused,
- struct perf_evsel *evsel,
+ struct evsel *evsel,
struct machine *machine __maybe_unused)
{
struct report *rep = container_of(tool, struct report, tool);
if (rep->show_threads) {
- const char *name = evsel ? perf_evsel__name(evsel) : "unknown";
+ const char *name = perf_evsel__name(evsel);
int err = perf_read_values_add_value(&rep->show_threads_values,
event->read.pid, event->read.tid,
evsel->idx,
@@ -398,7 +414,7 @@
char unit;
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);
+ struct evsel *evsel = hists_to_evsel(hists);
char buf[512];
size_t size = sizeof(buf);
int socked_id = hists->socket_filter;
@@ -412,7 +428,7 @@
}
if (perf_evsel__is_group_event(evsel)) {
- struct perf_evsel *pos;
+ struct evsel *pos;
perf_evsel__group_desc(evsel, buf, size);
evname = buf;
@@ -434,7 +450,7 @@
ret = fprintf(fp, "# Samples: %lu%c", nr_samples, unit);
if (evname != NULL) {
ret += fprintf(fp, " of event%s '%s'",
- evsel->nr_members > 1 ? "s" : "", evname);
+ evsel->core.nr_members > 1 ? "s" : "", evname);
}
if (rep->time_str)
@@ -457,11 +473,11 @@
return ret + fprintf(fp, "\n#\n");
}
-static int perf_evlist__tty_browse_hists(struct perf_evlist *evlist,
+static int perf_evlist__tty_browse_hists(struct evlist *evlist,
struct report *rep,
const char *help)
{
- struct perf_evsel *pos;
+ struct evsel *pos;
if (!quiet) {
fprintf(stdout, "#\n# Total Lost Samples: %" PRIu64 "\n#\n",
@@ -530,7 +546,7 @@
static int report__gtk_browse_hists(struct report *rep, const char *help)
{
- int (*hist_browser)(struct perf_evlist *evlist, const char *help,
+ int (*hist_browser)(struct evlist *evlist, const char *help,
struct hist_browser_timer *timer, float min_pcnt);
hist_browser = dlsym(perf_gtk_handle, "perf_evlist__gtk_browse_hists");
@@ -547,7 +563,7 @@
{
int ret;
struct perf_session *session = rep->session;
- struct perf_evlist *evlist = session->evlist;
+ struct evlist *evlist = session->evlist;
const char *help = perf_tip(system_path(TIPDIR));
if (help == NULL) {
@@ -584,7 +600,7 @@
static int report__collapse_hists(struct report *rep)
{
struct ui_progress prog;
- struct perf_evsel *pos;
+ struct evsel *pos;
int ret = 0;
ui_progress__init(&prog, rep->nr_entries, "Merging related events...");
@@ -615,15 +631,32 @@
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 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;
- struct perf_evsel *pos;
+ struct evsel *pos;
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 +786,8 @@
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);
@@ -798,7 +832,7 @@
{
int ret;
struct perf_session *session = rep->session;
- struct perf_evsel *pos;
+ struct evsel *pos;
struct perf_data *data = session->data;
signal(SIGINT, sig_handler);
@@ -880,7 +914,7 @@
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 +941,42 @@
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;
+ }
+ end = skip_spaces(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 +1026,9 @@
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 +1095,9 @@
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,
@@ -1101,12 +1170,14 @@
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",
"how to display percentage of filtered entries", parse_filter_percentage),
OPT_CALLBACK_OPTARG(0, "itrace", &itrace_synth_opts, NULL, "opts",
- "Instruction Tracing options",
+ "Instruction Tracing options\n" ITRACE_HELP,
itrace_parse_synth_opts),
OPT_BOOLEAN(0, "full-source-path", &srcline_full_filename,
"Show full source file name path for source lines"),
@@ -1128,12 +1199,18 @@
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),
+ OPTS_EVSWITCH(&report.evswitch),
OPT_END()
};
struct perf_data data = {
.mode = PERF_DATA_MODE_READ,
};
int ret = hists__init();
+ char sort_tmp[128];
if (ret < 0)
return ret;
@@ -1187,13 +1264,20 @@
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 (IS_ERR(session))
+ return PTR_ERR(session);
+
+ ret = evswitch__init(&report.evswitch, session->evlist, stderr);
+ if (ret)
+ return ret;
+
+ 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,
@@ -1206,6 +1290,8 @@
has_br_stack = perf_header__has_feat(&session->header,
HEADER_BRANCH_STACK);
+ if (perf_evlist__combined_sample_type(session->evlist) & PERF_SAMPLE_STACK_USER)
+ has_br_stack = false;
setup_forced_leader(&report, session->evlist);
@@ -1285,6 +1371,24 @@
else
use_browser = 0;
+ if (sort_order && strstr(sort_order, "ipc")) {
+ parse_options_usage(report_usage, options, "s", 1);
+ goto error;
+ }
+
+ if (sort_order && strstr(sort_order, "symbol")) {
+ if (sort__mode == SORT_MODE__BRANCH) {
+ snprintf(sort_tmp, sizeof(sort_tmp), "%s,%s",
+ sort_order, "ipc_lbr");
+ report.symbol_ipc = true;
+ } else {
+ snprintf(sort_tmp, sizeof(sort_tmp), "%s,%s",
+ sort_order, "ipc_null");
+ }
+
+ sort_order = sort_tmp;
+ }
+
if (setup_sorting(session->evlist) < 0) {
if (sort_order)
parse_options_usage(report_usage, options, "s", 1);
@@ -1312,7 +1416,7 @@
* so don't allocate extra space that won't be used in the stdio
* implementation.
*/
- if (ui__has_annotation()) {
+ if (ui__has_annotation() || report.symbol_ipc) {
ret = symbol__annotation_init();
if (ret < 0)
goto error;
@@ -1337,36 +1441,17 @@
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;
+ 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;
- }
- 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;
- goto error;
- }
- } else {
- report.range_num = 1;
+ itrace_synth_opts__set_time_range(&itrace_synth_opts,
+ report.ptime_range,
+ report.range_num);
}
if (session->tevent.pevent &&
@@ -1388,8 +1473,11 @@
ret = 0;
error:
- zfree(&report.ptime_range);
-
+ if (report.ptime_range) {
+ itrace_synth_opts__clear_time_range(&itrace_synth_opts);
+ zfree(&report.ptime_range);
+ }
+ zstd_fini(&(session->zstd_data));
perf_session__delete(session);
return ret;
}