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-rw-r--r--tools/perf/ui/browsers/Build1
-rw-r--r--tools/perf/ui/browsers/annotate.c2
-rw-r--r--tools/perf/ui/browsers/hists.c141
-rw-r--r--tools/perf/ui/browsers/res_sample.c91
-rw-r--r--tools/perf/ui/browsers/scripts.c274
5 files changed, 355 insertions, 154 deletions
diff --git a/tools/perf/ui/browsers/Build b/tools/perf/ui/browsers/Build
index 8fee56b46502..fdf86f7981ca 100644
--- a/tools/perf/ui/browsers/Build
+++ b/tools/perf/ui/browsers/Build
@@ -3,6 +3,7 @@ perf-y += hists.o
perf-y += map.o
perf-y += scripts.o
perf-y += header.o
+perf-y += res_sample.o
CFLAGS_annotate.o += -DENABLE_SLFUTURE_CONST
CFLAGS_hists.o += -DENABLE_SLFUTURE_CONST
diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c
index 35bdfd8b1e71..98d934a36d86 100644
--- a/tools/perf/ui/browsers/annotate.c
+++ b/tools/perf/ui/browsers/annotate.c
@@ -750,7 +750,7 @@ static int annotate_browser__run(struct annotate_browser *browser,
continue;
case 'r':
{
- script_browse(NULL);
+ script_browse(NULL, NULL);
continue;
}
case 'k':
diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index aef800d97ea1..3421ecbdd3f0 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -7,6 +7,7 @@
#include <string.h>
#include <linux/rbtree.h>
#include <sys/ttydefaults.h>
+#include <linux/time64.h>
#include "../../util/callchain.h"
#include "../../util/evsel.h"
@@ -30,6 +31,7 @@
#include "srcline.h"
#include "string2.h"
#include "units.h"
+#include "time-utils.h"
#include "sane_ctype.h"
@@ -1224,6 +1226,8 @@ void hist_browser__init_hpp(void)
hist_browser__hpp_color_overhead_guest_us;
perf_hpp__format[PERF_HPP__OVERHEAD_ACC].color =
hist_browser__hpp_color_overhead_acc;
+
+ res_sample_init();
}
static int hist_browser__show_entry(struct hist_browser *browser,
@@ -2338,9 +2342,12 @@ close_file_and_continue:
}
struct popup_action {
+ unsigned long time;
struct thread *thread;
struct map_symbol ms;
int socket;
+ struct perf_evsel *evsel;
+ enum rstype rstype;
int (*fn)(struct hist_browser *browser, struct popup_action *act);
};
@@ -2527,46 +2534,137 @@ static int
do_run_script(struct hist_browser *browser __maybe_unused,
struct popup_action *act)
{
- char script_opt[64];
- memset(script_opt, 0, sizeof(script_opt));
+ char *script_opt;
+ int len;
+ int n = 0;
+ len = 100;
+ if (act->thread)
+ len += strlen(thread__comm_str(act->thread));
+ else if (act->ms.sym)
+ len += strlen(act->ms.sym->name);
+ script_opt = malloc(len);
+ if (!script_opt)
+ return -1;
+
+ script_opt[0] = 0;
if (act->thread) {
- scnprintf(script_opt, sizeof(script_opt), " -c %s ",
+ n = scnprintf(script_opt, len, " -c %s ",
thread__comm_str(act->thread));
} else if (act->ms.sym) {
- scnprintf(script_opt, sizeof(script_opt), " -S %s ",
+ n = scnprintf(script_opt, len, " -S %s ",
act->ms.sym->name);
}
- script_browse(script_opt);
+ if (act->time) {
+ char start[32], end[32];
+ unsigned long starttime = act->time;
+ unsigned long endtime = act->time + symbol_conf.time_quantum;
+
+ if (starttime == endtime) { /* Display 1ms as fallback */
+ starttime -= 1*NSEC_PER_MSEC;
+ endtime += 1*NSEC_PER_MSEC;
+ }
+ timestamp__scnprintf_usec(starttime, start, sizeof start);
+ timestamp__scnprintf_usec(endtime, end, sizeof end);
+ n += snprintf(script_opt + n, len - n, " --time %s,%s", start, end);
+ }
+
+ script_browse(script_opt, act->evsel);
+ free(script_opt);
return 0;
}
static int
-add_script_opt(struct hist_browser *browser __maybe_unused,
+do_res_sample_script(struct hist_browser *browser __maybe_unused,
+ struct popup_action *act)
+{
+ struct hist_entry *he;
+
+ he = hist_browser__selected_entry(browser);
+ res_sample_browse(he->res_samples, he->num_res, act->evsel, act->rstype);
+ return 0;
+}
+
+static int
+add_script_opt_2(struct hist_browser *browser __maybe_unused,
struct popup_action *act, char **optstr,
- struct thread *thread, struct symbol *sym)
+ struct thread *thread, struct symbol *sym,
+ struct perf_evsel *evsel, const char *tstr)
{
+
if (thread) {
- if (asprintf(optstr, "Run scripts for samples of thread [%s]",
- thread__comm_str(thread)) < 0)
+ if (asprintf(optstr, "Run scripts for samples of thread [%s]%s",
+ thread__comm_str(thread), tstr) < 0)
return 0;
} else if (sym) {
- if (asprintf(optstr, "Run scripts for samples of symbol [%s]",
- sym->name) < 0)
+ if (asprintf(optstr, "Run scripts for samples of symbol [%s]%s",
+ sym->name, tstr) < 0)
return 0;
} else {
- if (asprintf(optstr, "Run scripts for all samples") < 0)
+ if (asprintf(optstr, "Run scripts for all samples%s", tstr) < 0)
return 0;
}
act->thread = thread;
act->ms.sym = sym;
+ act->evsel = evsel;
act->fn = do_run_script;
return 1;
}
static int
+add_script_opt(struct hist_browser *browser,
+ struct popup_action *act, char **optstr,
+ struct thread *thread, struct symbol *sym,
+ struct perf_evsel *evsel)
+{
+ int n, j;
+ struct hist_entry *he;
+
+ n = add_script_opt_2(browser, act, optstr, thread, sym, evsel, "");
+
+ he = hist_browser__selected_entry(browser);
+ if (sort_order && strstr(sort_order, "time")) {
+ char tstr[128];
+
+ optstr++;
+ act++;
+ j = sprintf(tstr, " in ");
+ j += timestamp__scnprintf_usec(he->time, tstr + j,
+ sizeof tstr - j);
+ j += sprintf(tstr + j, "-");
+ timestamp__scnprintf_usec(he->time + symbol_conf.time_quantum,
+ tstr + j, sizeof tstr - j);
+ n += add_script_opt_2(browser, act, optstr, thread, sym,
+ evsel, tstr);
+ act->time = he->time;
+ }
+ return n;
+}
+
+static int
+add_res_sample_opt(struct hist_browser *browser __maybe_unused,
+ struct popup_action *act, char **optstr,
+ struct res_sample *res_sample,
+ struct perf_evsel *evsel,
+ enum rstype type)
+{
+ if (!res_sample)
+ return 0;
+
+ if (asprintf(optstr, "Show context for individual samples %s",
+ type == A_ASM ? "with assembler" :
+ type == A_SOURCE ? "with source" : "") < 0)
+ return 0;
+
+ act->fn = do_res_sample_script;
+ act->evsel = evsel;
+ act->rstype = type;
+ return 1;
+}
+
+static int
do_switch_data(struct hist_browser *browser __maybe_unused,
struct popup_action *act __maybe_unused)
{
@@ -3031,7 +3129,7 @@ skip_annotation:
nr_options += add_script_opt(browser,
&actions[nr_options],
&options[nr_options],
- thread, NULL);
+ thread, NULL, evsel);
}
/*
* Note that browser->selection != NULL
@@ -3046,11 +3144,24 @@ skip_annotation:
nr_options += add_script_opt(browser,
&actions[nr_options],
&options[nr_options],
- NULL, browser->selection->sym);
+ NULL, browser->selection->sym,
+ evsel);
}
}
nr_options += add_script_opt(browser, &actions[nr_options],
- &options[nr_options], NULL, NULL);
+ &options[nr_options], NULL, NULL, evsel);
+ nr_options += add_res_sample_opt(browser, &actions[nr_options],
+ &options[nr_options],
+ hist_browser__selected_entry(browser)->res_samples,
+ evsel, A_NORMAL);
+ nr_options += add_res_sample_opt(browser, &actions[nr_options],
+ &options[nr_options],
+ hist_browser__selected_entry(browser)->res_samples,
+ evsel, A_ASM);
+ nr_options += add_res_sample_opt(browser, &actions[nr_options],
+ &options[nr_options],
+ hist_browser__selected_entry(browser)->res_samples,
+ evsel, A_SOURCE);
nr_options += add_switch_opt(browser, &actions[nr_options],
&options[nr_options]);
skip_scripting:
diff --git a/tools/perf/ui/browsers/res_sample.c b/tools/perf/ui/browsers/res_sample.c
new file mode 100644
index 000000000000..c0dd73176d42
--- /dev/null
+++ b/tools/perf/ui/browsers/res_sample.c
@@ -0,0 +1,91 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Display a menu with individual samples to browse with perf script */
+#include "util.h"
+#include "hist.h"
+#include "evsel.h"
+#include "hists.h"
+#include "sort.h"
+#include "config.h"
+#include "time-utils.h"
+#include <linux/time64.h>
+
+static u64 context_len = 10 * NSEC_PER_MSEC;
+
+static int res_sample_config(const char *var, const char *value, void *data __maybe_unused)
+{
+ if (!strcmp(var, "samples.context"))
+ return perf_config_u64(&context_len, var, value);
+ return 0;
+}
+
+void res_sample_init(void)
+{
+ perf_config(res_sample_config, NULL);
+}
+
+int res_sample_browse(struct res_sample *res_samples, int num_res,
+ struct perf_evsel *evsel, enum rstype rstype)
+{
+ char **names;
+ int i, n;
+ int choice;
+ char *cmd;
+ char pbuf[256], tidbuf[32], cpubuf[32];
+ const char *perf = perf_exe(pbuf, sizeof pbuf);
+ char trange[128], tsample[64];
+ struct res_sample *r;
+ char extra_format[256];
+
+ names = calloc(num_res, sizeof(char *));
+ if (!names)
+ return -1;
+ for (i = 0; i < num_res; i++) {
+ char tbuf[64];
+
+ timestamp__scnprintf_nsec(res_samples[i].time, tbuf, sizeof tbuf);
+ if (asprintf(&names[i], "%s: CPU %d tid %d", tbuf,
+ res_samples[i].cpu, res_samples[i].tid) < 0) {
+ while (--i >= 0)
+ free(names[i]);
+ free(names);
+ return -1;
+ }
+ }
+ choice = ui__popup_menu(num_res, names);
+ for (i = 0; i < num_res; i++)
+ free(names[i]);
+ free(names);
+
+ if (choice < 0 || choice >= num_res)
+ return -1;
+ r = &res_samples[choice];
+
+ n = timestamp__scnprintf_nsec(r->time - context_len, trange, sizeof trange);
+ trange[n++] = ',';
+ timestamp__scnprintf_nsec(r->time + context_len, trange + n, sizeof trange - n);
+
+ timestamp__scnprintf_nsec(r->time, tsample, sizeof tsample);
+
+ attr_to_script(extra_format, &evsel->attr);
+
+ if (asprintf(&cmd, "%s script %s%s --time %s %s%s %s%s --ns %s %s %s %s %s | less +/%s",
+ perf,
+ input_name ? "-i " : "",
+ input_name ? input_name : "",
+ trange,
+ r->cpu >= 0 ? "--cpu " : "",
+ r->cpu >= 0 ? (sprintf(cpubuf, "%d", r->cpu), cpubuf) : "",
+ r->tid ? "--tid " : "",
+ r->tid ? (sprintf(tidbuf, "%d", r->tid), tidbuf) : "",
+ extra_format,
+ rstype == A_ASM ? "-F +insn --xed" :
+ rstype == A_SOURCE ? "-F +srcline,+srccode" : "",
+ symbol_conf.inline_name ? "--inline" : "",
+ "--show-lost-events ",
+ r->tid ? "--show-switch-events --show-task-events " : "",
+ tsample) < 0)
+ return -1;
+ run_script(cmd);
+ free(cmd);
+ return 0;
+}
diff --git a/tools/perf/ui/browsers/scripts.c b/tools/perf/ui/browsers/scripts.c
index 90a32ac69e76..27cf3ab88d13 100644
--- a/tools/perf/ui/browsers/scripts.c
+++ b/tools/perf/ui/browsers/scripts.c
@@ -1,34 +1,12 @@
// SPDX-License-Identifier: GPL-2.0
-#include <elf.h>
-#include <inttypes.h>
-#include <sys/ttydefaults.h>
-#include <string.h>
#include "../../util/sort.h"
#include "../../util/util.h"
#include "../../util/hist.h"
#include "../../util/debug.h"
#include "../../util/symbol.h"
#include "../browser.h"
-#include "../helpline.h"
#include "../libslang.h"
-
-/* 2048 lines should be enough for a script output */
-#define MAX_LINES 2048
-
-/* 160 bytes for one output line */
-#define AVERAGE_LINE_LEN 160
-
-struct script_line {
- struct list_head node;
- char line[AVERAGE_LINE_LEN];
-};
-
-struct perf_script_browser {
- struct ui_browser b;
- struct list_head entries;
- const char *script_name;
- int nr_lines;
-};
+#include "config.h"
#define SCRIPT_NAMELEN 128
#define SCRIPT_MAX_NO 64
@@ -40,149 +18,169 @@ struct perf_script_browser {
*/
#define SCRIPT_FULLPATH_LEN 256
+struct script_config {
+ const char **names;
+ char **paths;
+ int index;
+ const char *perf;
+ char extra_format[256];
+};
+
+void attr_to_script(char *extra_format, struct perf_event_attr *attr)
+{
+ extra_format[0] = 0;
+ if (attr->read_format & PERF_FORMAT_GROUP)
+ strcat(extra_format, " -F +metric");
+ if (attr->sample_type & PERF_SAMPLE_BRANCH_STACK)
+ strcat(extra_format, " -F +brstackinsn --xed");
+ if (attr->sample_type & PERF_SAMPLE_REGS_INTR)
+ strcat(extra_format, " -F +iregs");
+ if (attr->sample_type & PERF_SAMPLE_REGS_USER)
+ strcat(extra_format, " -F +uregs");
+ if (attr->sample_type & PERF_SAMPLE_PHYS_ADDR)
+ strcat(extra_format, " -F +phys_addr");
+}
+
+static int add_script_option(const char *name, const char *opt,
+ struct script_config *c)
+{
+ c->names[c->index] = name;
+ if (asprintf(&c->paths[c->index],
+ "%s script %s -F +metric %s %s",
+ c->perf, opt, symbol_conf.inline_name ? " --inline" : "",
+ c->extra_format) < 0)
+ return -1;
+ c->index++;
+ return 0;
+}
+
+static int scripts_config(const char *var, const char *value, void *data)
+{
+ struct script_config *c = data;
+
+ if (!strstarts(var, "scripts."))
+ return -1;
+ if (c->index >= SCRIPT_MAX_NO)
+ return -1;
+ c->names[c->index] = strdup(var + 7);
+ if (!c->names[c->index])
+ return -1;
+ if (asprintf(&c->paths[c->index], "%s %s", value,
+ c->extra_format) < 0)
+ return -1;
+ c->index++;
+ return 0;
+}
+
/*
* When success, will copy the full path of the selected script
* into the buffer pointed by script_name, and return 0.
* Return -1 on failure.
*/
-static int list_scripts(char *script_name)
+static int list_scripts(char *script_name, bool *custom,
+ struct perf_evsel *evsel)
{
- char *buf, *names[SCRIPT_MAX_NO], *paths[SCRIPT_MAX_NO];
- int i, num, choice, ret = -1;
+ char *buf, *paths[SCRIPT_MAX_NO], *names[SCRIPT_MAX_NO];
+ int i, num, choice;
+ int ret = 0;
+ int max_std, custom_perf;
+ char pbuf[256];
+ const char *perf = perf_exe(pbuf, sizeof pbuf);
+ struct script_config scriptc = {
+ .names = (const char **)names,
+ .paths = paths,
+ .perf = perf
+ };
+
+ script_name[0] = 0;
/* Preset the script name to SCRIPT_NAMELEN */
buf = malloc(SCRIPT_MAX_NO * (SCRIPT_NAMELEN + SCRIPT_FULLPATH_LEN));
if (!buf)
- return ret;
+ return -1;
- for (i = 0; i < SCRIPT_MAX_NO; i++) {
- names[i] = buf + i * (SCRIPT_NAMELEN + SCRIPT_FULLPATH_LEN);
+ if (evsel)
+ attr_to_script(scriptc.extra_format, &evsel->attr);
+ add_script_option("Show individual samples", "", &scriptc);
+ add_script_option("Show individual samples with assembler", "-F +insn --xed",
+ &scriptc);
+ add_script_option("Show individual samples with source", "-F +srcline,+srccode",
+ &scriptc);
+ perf_config(scripts_config, &scriptc);
+ custom_perf = scriptc.index;
+ add_script_option("Show samples with custom perf script arguments", "", &scriptc);
+ i = scriptc.index;
+ max_std = i;
+
+ for (; i < SCRIPT_MAX_NO; i++) {
+ names[i] = buf + (i - max_std) * (SCRIPT_NAMELEN + SCRIPT_FULLPATH_LEN);
paths[i] = names[i] + SCRIPT_NAMELEN;
}
- num = find_scripts(names, paths);
- if (num > 0) {
- choice = ui__popup_menu(num, names);
- if (choice < num && choice >= 0) {
- strcpy(script_name, paths[choice]);
- ret = 0;
- }
+ num = find_scripts(names + max_std, paths + max_std, SCRIPT_MAX_NO - max_std,
+ SCRIPT_FULLPATH_LEN);
+ if (num < 0)
+ num = 0;
+ choice = ui__popup_menu(num + max_std, (char * const *)names);
+ if (choice < 0) {
+ ret = -1;
+ goto out;
}
+ if (choice == custom_perf) {
+ char script_args[50];
+ int key = ui_browser__input_window("perf script command",
+ "Enter perf script command line (without perf script prefix)",
+ script_args, "", 0);
+ if (key != K_ENTER)
+ return -1;
+ sprintf(script_name, "%s script %s", perf, script_args);
+ } else if (choice < num + max_std) {
+ strcpy(script_name, paths[choice]);
+ }
+ *custom = choice >= max_std;
+out:
free(buf);
+ for (i = 0; i < max_std; i++)
+ free(paths[i]);
return ret;
}
-static void script_browser__write(struct ui_browser *browser,
- void *entry, int row)
+void run_script(char *cmd)
{
- struct script_line *sline = list_entry(entry, struct script_line, node);
- bool current_entry = ui_browser__is_current_entry(browser, row);
-
- ui_browser__set_color(browser, current_entry ? HE_COLORSET_SELECTED :
- HE_COLORSET_NORMAL);
-
- ui_browser__write_nstring(browser, sline->line, browser->width);
+ pr_debug("Running %s\n", cmd);
+ SLang_reset_tty();
+ if (system(cmd) < 0)
+ pr_warning("Cannot run %s\n", cmd);
+ /*
+ * SLang doesn't seem to reset the whole terminal, so be more
+ * forceful to get back to the original state.
+ */
+ printf("\033[c\033[H\033[J");
+ fflush(stdout);
+ SLang_init_tty(0, 0, 0);
+ SLsmg_refresh();
}
-static int script_browser__run(struct perf_script_browser *browser)
+int script_browse(const char *script_opt, struct perf_evsel *evsel)
{
- int key;
+ char *cmd, script_name[SCRIPT_FULLPATH_LEN];
+ bool custom = false;
- if (ui_browser__show(&browser->b, browser->script_name,
- "Press ESC to exit") < 0)
+ memset(script_name, 0, SCRIPT_FULLPATH_LEN);
+ if (list_scripts(script_name, &custom, evsel))
return -1;
- while (1) {
- key = ui_browser__run(&browser->b, 0);
-
- /* We can add some special key handling here if needed */
- break;
- }
-
- ui_browser__hide(&browser->b);
- return key;
-}
-
-
-int script_browse(const char *script_opt)
-{
- char cmd[SCRIPT_FULLPATH_LEN*2], script_name[SCRIPT_FULLPATH_LEN];
- char *line = NULL;
- size_t len = 0;
- ssize_t retlen;
- int ret = -1, nr_entries = 0;
- FILE *fp;
- void *buf;
- struct script_line *sline;
-
- struct perf_script_browser script = {
- .b = {
- .refresh = ui_browser__list_head_refresh,
- .seek = ui_browser__list_head_seek,
- .write = script_browser__write,
- },
- .script_name = script_name,
- };
-
- INIT_LIST_HEAD(&script.entries);
-
- /* Save each line of the output in one struct script_line object. */
- buf = zalloc((sizeof(*sline)) * MAX_LINES);
- if (!buf)
+ if (asprintf(&cmd, "%s%s %s %s%s 2>&1 | less",
+ custom ? "perf script -s " : "",
+ script_name,
+ script_opt ? script_opt : "",
+ input_name ? "-i " : "",
+ input_name ? input_name : "") < 0)
return -1;
- sline = buf;
-
- memset(script_name, 0, SCRIPT_FULLPATH_LEN);
- if (list_scripts(script_name))
- goto exit;
-
- sprintf(cmd, "perf script -s %s ", script_name);
- if (script_opt)
- strcat(cmd, script_opt);
+ run_script(cmd);
+ free(cmd);
- if (input_name) {
- strcat(cmd, " -i ");
- strcat(cmd, input_name);
- }
-
- strcat(cmd, " 2>&1");
-
- fp = popen(cmd, "r");
- if (!fp)
- goto exit;
-
- while ((retlen = getline(&line, &len, fp)) != -1) {
- strncpy(sline->line, line, AVERAGE_LINE_LEN);
-
- /* If one output line is very large, just cut it short */
- if (retlen >= AVERAGE_LINE_LEN) {
- sline->line[AVERAGE_LINE_LEN - 1] = '\0';
- sline->line[AVERAGE_LINE_LEN - 2] = '\n';
- }
- list_add_tail(&sline->node, &script.entries);
-
- if (script.b.width < retlen)
- script.b.width = retlen;
-
- if (nr_entries++ >= MAX_LINES - 1)
- break;
- sline++;
- }
-
- if (script.b.width > AVERAGE_LINE_LEN)
- script.b.width = AVERAGE_LINE_LEN;
-
- free(line);
- pclose(fp);
-
- script.nr_lines = nr_entries;
- script.b.nr_entries = nr_entries;
- script.b.entries = &script.entries;
-
- ret = script_browser__run(&script);
-exit:
- free(buf);
- return ret;
+ return 0;
}
generated by cgit (git 2.34.1) at 2024-05-20 03:36:19 +0000