diff options
Diffstat (limited to 'tools/perf/ui/browsers')
-rw-r--r-- | tools/perf/ui/browsers/annotate.c | 78 | ||||
-rw-r--r-- | tools/perf/ui/browsers/hists.c | 432 | ||||
-rw-r--r-- | tools/perf/ui/browsers/scripts.c | 189 |
3 files changed, 605 insertions, 94 deletions
diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c index 8f8cd2d73b3b..7dca1555c610 100644 --- a/tools/perf/ui/browsers/annotate.c +++ b/tools/perf/ui/browsers/annotate.c @@ -182,15 +182,30 @@ static void annotate_browser__write(struct ui_browser *browser, void *entry, int ab->selection = dl; } +static bool disasm_line__is_valid_jump(struct disasm_line *dl, struct symbol *sym) +{ + if (!dl || !dl->ins || !ins__is_jump(dl->ins) + || !disasm_line__has_offset(dl) + || dl->ops.target.offset >= symbol__size(sym)) + return false; + + return true; +} + static void annotate_browser__draw_current_jump(struct ui_browser *browser) { struct annotate_browser *ab = container_of(browser, struct annotate_browser, b); struct disasm_line *cursor = ab->selection, *target; struct browser_disasm_line *btarget, *bcursor; unsigned int from, to; + struct map_symbol *ms = ab->b.priv; + struct symbol *sym = ms->sym; - if (!cursor || !cursor->ins || !ins__is_jump(cursor->ins) || - !disasm_line__has_offset(cursor)) + /* PLT symbols contain external offsets */ + if (strstr(sym->name, "@plt")) + return; + + if (!disasm_line__is_valid_jump(cursor, sym)) return; target = ab->offsets[cursor->ops.target.offset]; @@ -386,9 +401,8 @@ static void annotate_browser__init_asm_mode(struct annotate_browser *browser) browser->b.nr_entries = browser->nr_asm_entries; } -static bool annotate_browser__callq(struct annotate_browser *browser, - int evidx, void (*timer)(void *arg), - void *arg, int delay_secs) +static bool annotate_browser__callq(struct annotate_browser *browser, int evidx, + struct hist_browser_timer *hbt) { struct map_symbol *ms = browser->b.priv; struct disasm_line *dl = browser->selection; @@ -418,7 +432,7 @@ static bool annotate_browser__callq(struct annotate_browser *browser, } pthread_mutex_unlock(¬es->lock); - symbol__tui_annotate(target, ms->map, evidx, timer, arg, delay_secs); + symbol__tui_annotate(target, ms->map, evidx, hbt); ui_browser__show_title(&browser->b, sym->name); return true; } @@ -602,13 +616,13 @@ static void annotate_browser__update_addr_width(struct annotate_browser *browser } static int annotate_browser__run(struct annotate_browser *browser, int evidx, - void(*timer)(void *arg), - void *arg, int delay_secs) + struct hist_browser_timer *hbt) { struct rb_node *nd = NULL; struct map_symbol *ms = browser->b.priv; struct symbol *sym = ms->sym; const char *help = "Press 'h' for help on key bindings"; + int delay_secs = hbt ? hbt->refresh : 0; int key; if (ui_browser__show(&browser->b, sym->name, help) < 0) @@ -639,8 +653,8 @@ static int annotate_browser__run(struct annotate_browser *browser, int evidx, switch (key) { case K_TIMER: - if (timer != NULL) - timer(arg); + if (hbt) + hbt->timer(hbt->arg); if (delay_secs != 0) symbol__annotate_decay_histogram(sym, evidx); @@ -676,8 +690,14 @@ static int annotate_browser__run(struct annotate_browser *browser, int evidx, "o Toggle disassembler output/simplified view\n" "s Toggle source code view\n" "/ Search string\n" + "r Run available scripts\n" "? Search previous string\n"); continue; + case 'r': + { + script_browse(NULL); + continue; + } case 'H': nd = browser->curr_hot; break; @@ -734,7 +754,7 @@ show_help: goto show_sup_ins; goto out; } else if (!(annotate_browser__jump(browser) || - annotate_browser__callq(browser, evidx, timer, arg, delay_secs))) { + annotate_browser__callq(browser, evidx, hbt))) { show_sup_ins: ui_helpline__puts("Actions are only available for 'callq', 'retq' & jump instructions."); } @@ -757,32 +777,29 @@ out: } int hist_entry__tui_annotate(struct hist_entry *he, int evidx, - void(*timer)(void *arg), void *arg, int delay_secs) + struct hist_browser_timer *hbt) { - return symbol__tui_annotate(he->ms.sym, he->ms.map, evidx, - timer, arg, delay_secs); + return symbol__tui_annotate(he->ms.sym, he->ms.map, evidx, hbt); } static void annotate_browser__mark_jump_targets(struct annotate_browser *browser, size_t size) { u64 offset; + struct map_symbol *ms = browser->b.priv; + struct symbol *sym = ms->sym; + + /* PLT symbols contain external offsets */ + if (strstr(sym->name, "@plt")) + return; for (offset = 0; offset < size; ++offset) { struct disasm_line *dl = browser->offsets[offset], *dlt; struct browser_disasm_line *bdlt; - if (!dl || !dl->ins || !ins__is_jump(dl->ins) || - !disasm_line__has_offset(dl)) + if (!disasm_line__is_valid_jump(dl, sym)) continue; - if (dl->ops.target.offset >= size) { - ui__error("jump to after symbol!\n" - "size: %zx, jump target: %" PRIx64, - size, dl->ops.target.offset); - continue; - } - dlt = browser->offsets[dl->ops.target.offset]; /* * FIXME: Oops, no jump target? Buggy disassembler? Or do we @@ -810,8 +827,7 @@ static inline int width_jumps(int n) } int symbol__tui_annotate(struct symbol *sym, struct map *map, int evidx, - void(*timer)(void *arg), void *arg, - int delay_secs) + struct hist_browser_timer *hbt) { struct disasm_line *pos, *n; struct annotation *notes; @@ -893,7 +909,7 @@ int symbol__tui_annotate(struct symbol *sym, struct map *map, int evidx, annotate_browser__update_addr_width(&browser); - ret = annotate_browser__run(&browser, evidx, timer, arg, delay_secs); + ret = annotate_browser__run(&browser, evidx, hbt); list_for_each_entry_safe(pos, n, ¬es->src->source, node) { list_del(&pos->node); disasm_line__free(pos); @@ -906,11 +922,11 @@ out_free_offsets: #define ANNOTATE_CFG(n) \ { .name = #n, .value = &annotate_browser__opts.n, } - + /* * Keep the entries sorted, they are bsearch'ed */ -static struct annotate__config { +static struct annotate_config { const char *name; bool *value; } annotate__configs[] = { @@ -924,7 +940,7 @@ static struct annotate__config { static int annotate_config__cmp(const void *name, const void *cfgp) { - const struct annotate__config *cfg = cfgp; + const struct annotate_config *cfg = cfgp; return strcmp(name, cfg->name); } @@ -932,7 +948,7 @@ static int annotate_config__cmp(const void *name, const void *cfgp) static int annotate__config(const char *var, const char *value, void *data __maybe_unused) { - struct annotate__config *cfg; + struct annotate_config *cfg; const char *name; if (prefixcmp(var, "annotate.") != 0) @@ -940,7 +956,7 @@ static int annotate__config(const char *var, const char *value, name = var + 9; cfg = bsearch(name, annotate__configs, ARRAY_SIZE(annotate__configs), - sizeof(struct annotate__config), annotate_config__cmp); + sizeof(struct annotate_config), annotate_config__cmp); if (cfg == NULL) return -1; diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c index ef2f93ca7496..aa22704047d6 100644 --- a/tools/perf/ui/browsers/hists.c +++ b/tools/perf/ui/browsers/hists.c @@ -11,6 +11,7 @@ #include "../../util/pstack.h" #include "../../util/sort.h" #include "../../util/util.h" +#include "../../arch/common.h" #include "../browser.h" #include "../helpline.h" @@ -310,10 +311,11 @@ static void ui_browser__warn_lost_events(struct ui_browser *browser) } static int hist_browser__run(struct hist_browser *browser, const char *ev_name, - void(*timer)(void *arg), void *arg, int delay_secs) + struct hist_browser_timer *hbt) { int key; char title[160]; + int delay_secs = hbt ? hbt->refresh : 0; browser->b.entries = &browser->hists->entries; browser->b.nr_entries = browser->hists->nr_entries; @@ -330,7 +332,7 @@ static int hist_browser__run(struct hist_browser *browser, const char *ev_name, switch (key) { case K_TIMER: - timer(arg); + hbt->timer(hbt->arg); ui_browser__update_nr_entries(&browser->b, browser->hists->nr_entries); if (browser->hists->stats.nr_lost_warned != @@ -565,26 +567,128 @@ static int hist_browser__show_callchain(struct hist_browser *browser, return row - first_row; } -#define HPP__COLOR_FN(_name, _field) \ -static int hist_browser__hpp_color_ ## _name(struct perf_hpp *hpp, \ - struct hist_entry *he) \ +struct hpp_arg { + struct ui_browser *b; + char folded_sign; + bool current_entry; +}; + +static int __hpp__color_callchain(struct hpp_arg *arg) +{ + if (!symbol_conf.use_callchain) + return 0; + + slsmg_printf("%c ", arg->folded_sign); + return 2; +} + +static int __hpp__color_fmt(struct perf_hpp *hpp, struct hist_entry *he, + u64 (*get_field)(struct hist_entry *), + int (*callchain_cb)(struct hpp_arg *)) +{ + int ret = 0; + double percent = 0.0; + struct hists *hists = he->hists; + struct hpp_arg *arg = hpp->ptr; + + if (hists->stats.total_period) + percent = 100.0 * get_field(he) / hists->stats.total_period; + + ui_browser__set_percent_color(arg->b, percent, arg->current_entry); + + if (callchain_cb) + ret += callchain_cb(arg); + + ret += scnprintf(hpp->buf, hpp->size, "%6.2f%%", percent); + slsmg_printf("%s", hpp->buf); + + if (symbol_conf.event_group) { + int prev_idx, idx_delta; + struct perf_evsel *evsel = hists_to_evsel(hists); + struct hist_entry *pair; + int nr_members = evsel->nr_members; + + if (nr_members <= 1) + goto out; + + prev_idx = perf_evsel__group_idx(evsel); + + list_for_each_entry(pair, &he->pairs.head, pairs.node) { + u64 period = get_field(pair); + u64 total = pair->hists->stats.total_period; + + if (!total) + continue; + + evsel = hists_to_evsel(pair->hists); + idx_delta = perf_evsel__group_idx(evsel) - prev_idx - 1; + + while (idx_delta--) { + /* + * zero-fill group members in the middle which + * have no sample + */ + ui_browser__set_percent_color(arg->b, 0.0, + arg->current_entry); + ret += scnprintf(hpp->buf, hpp->size, + " %6.2f%%", 0.0); + slsmg_printf("%s", hpp->buf); + } + + percent = 100.0 * period / total; + ui_browser__set_percent_color(arg->b, percent, + arg->current_entry); + ret += scnprintf(hpp->buf, hpp->size, + " %6.2f%%", percent); + slsmg_printf("%s", hpp->buf); + + prev_idx = perf_evsel__group_idx(evsel); + } + + idx_delta = nr_members - prev_idx - 1; + + while (idx_delta--) { + /* + * zero-fill group members at last which have no sample + */ + ui_browser__set_percent_color(arg->b, 0.0, + arg->current_entry); + ret += scnprintf(hpp->buf, hpp->size, + " %6.2f%%", 0.0); + slsmg_printf("%s", hpp->buf); + } + } +out: + if (!arg->current_entry || !arg->b->navkeypressed) + ui_browser__set_color(arg->b, HE_COLORSET_NORMAL); + + return ret; +} + +#define __HPP_COLOR_PERCENT_FN(_type, _field, _cb) \ +static u64 __hpp_get_##_field(struct hist_entry *he) \ { \ - struct hists *hists = he->hists; \ - double percent = 100.0 * he->stat._field / hists->stats.total_period; \ - *(double *)hpp->ptr = percent; \ - return scnprintf(hpp->buf, hpp->size, "%6.2f%%", percent); \ + return he->stat._field; \ +} \ + \ +static int hist_browser__hpp_color_##_type(struct perf_hpp *hpp, \ + struct hist_entry *he) \ +{ \ + return __hpp__color_fmt(hpp, he, __hpp_get_##_field, _cb); \ } -HPP__COLOR_FN(overhead, period) -HPP__COLOR_FN(overhead_sys, period_sys) -HPP__COLOR_FN(overhead_us, period_us) -HPP__COLOR_FN(overhead_guest_sys, period_guest_sys) -HPP__COLOR_FN(overhead_guest_us, period_guest_us) +__HPP_COLOR_PERCENT_FN(overhead, period, __hpp__color_callchain) +__HPP_COLOR_PERCENT_FN(overhead_sys, period_sys, NULL) +__HPP_COLOR_PERCENT_FN(overhead_us, period_us, NULL) +__HPP_COLOR_PERCENT_FN(overhead_guest_sys, period_guest_sys, NULL) +__HPP_COLOR_PERCENT_FN(overhead_guest_us, period_guest_us, NULL) -#undef HPP__COLOR_FN +#undef __HPP_COLOR_PERCENT_FN void hist_browser__init_hpp(void) { + perf_hpp__column_enable(PERF_HPP__OVERHEAD); + perf_hpp__init(); perf_hpp__format[PERF_HPP__OVERHEAD].color = @@ -604,13 +708,13 @@ static int hist_browser__show_entry(struct hist_browser *browser, unsigned short row) { char s[256]; - double percent; - int i, printed = 0; + int printed = 0; int width = browser->b.width; char folded_sign = ' '; bool current_entry = ui_browser__is_current_entry(&browser->b, row); off_t row_offset = entry->row_offset; bool first = true; + struct perf_hpp_fmt *fmt; if (current_entry) { browser->he_selection = entry; @@ -623,41 +727,30 @@ static int hist_browser__show_entry(struct hist_browser *browser, } if (row_offset == 0) { + struct hpp_arg arg = { + .b = &browser->b, + .folded_sign = folded_sign, + .current_entry = current_entry, + }; struct perf_hpp hpp = { .buf = s, .size = sizeof(s), + .ptr = &arg, }; ui_browser__gotorc(&browser->b, row, 0); - for (i = 0; i < PERF_HPP__MAX_INDEX; i++) { - if (!perf_hpp__format[i].cond) - continue; - + perf_hpp__for_each_format(fmt) { if (!first) { slsmg_printf(" "); width -= 2; } first = false; - if (perf_hpp__format[i].color) { - hpp.ptr = &percent; - /* It will set percent for us. See HPP__COLOR_FN above. */ - width -= perf_hpp__format[i].color(&hpp, entry); - - ui_browser__set_percent_color(&browser->b, percent, current_entry); - - if (i == PERF_HPP__OVERHEAD && symbol_conf.use_callchain) { - slsmg_printf("%c ", folded_sign); - width -= 2; - } - - slsmg_printf("%s", s); - - if (!current_entry || !browser->b.navkeypressed) - ui_browser__set_color(&browser->b, HE_COLORSET_NORMAL); + if (fmt->color) { + width -= fmt->color(&hpp, entry); } else { - width -= perf_hpp__format[i].entry(&hpp, entry); + width -= fmt->entry(&hpp, entry); slsmg_printf("%s", s); } } @@ -1096,6 +1189,21 @@ static int hists__browser_title(struct hists *hists, char *bf, size_t size, const struct thread *thread = hists->thread_filter; 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); + char buf[512]; + size_t buflen = sizeof(buf); + + if (symbol_conf.event_group && evsel->nr_members > 1) { + struct perf_evsel *pos; + + perf_evsel__group_desc(evsel, buf, buflen); + ev_name = buf; + + for_each_group_member(pos, evsel) { + nr_samples += pos->hists.stats.nr_events[PERF_RECORD_SAMPLE]; + nr_events += pos->hists.stats.total_period; + } + } nr_samples = convert_unit(nr_samples, &unit); printed = scnprintf(bf, size, @@ -1127,11 +1235,107 @@ static inline void free_popup_options(char **options, int n) } } +/* Check whether the browser is for 'top' or 'report' */ +static inline bool is_report_browser(void *timer) +{ + return timer == NULL; +} + +/* + * Only runtime switching of perf data file will make "input_name" point + * to a malloced buffer. So add "is_input_name_malloced" flag to decide + * whether we need to call free() for current "input_name" during the switch. + */ +static bool is_input_name_malloced = false; + +static int switch_data_file(void) +{ + char *pwd, *options[32], *abs_path[32], *tmp; + DIR *pwd_dir; + int nr_options = 0, choice = -1, ret = -1; + struct dirent *dent; + + pwd = getenv("PWD"); + if (!pwd) + return ret; + + pwd_dir = opendir(pwd); + if (!pwd_dir) + return ret; + + memset(options, 0, sizeof(options)); + memset(options, 0, sizeof(abs_path)); + + while ((dent = readdir(pwd_dir))) { + char path[PATH_MAX]; + u64 magic; + char *name = dent->d_name; + FILE *file; + + if (!(dent->d_type == DT_REG)) + continue; + + snprintf(path, sizeof(path), "%s/%s", pwd, name); + + file = fopen(path, "r"); + if (!file) + continue; + + if (fread(&magic, 1, 8, file) < 8) + goto close_file_and_continue; + + if (is_perf_magic(magic)) { + options[nr_options] = strdup(name); + if (!options[nr_options]) + goto close_file_and_continue; + + abs_path[nr_options] = strdup(path); + if (!abs_path[nr_options]) { + free(options[nr_options]); + ui__warning("Can't search all data files due to memory shortage.\n"); + fclose(file); + break; + } + + nr_options++; + } + +close_file_and_continue: + fclose(file); + if (nr_options >= 32) { + ui__warning("Too many perf data files in PWD!\n" + "Only the first 32 files will be listed.\n"); + break; + } + } + closedir(pwd_dir); + + if (nr_options) { + choice = ui__popup_menu(nr_options, options); + if (choice < nr_options && choice >= 0) { + tmp = strdup(abs_path[choice]); + if (tmp) { + if (is_input_name_malloced) + free((void *)input_name); + input_name = tmp; + is_input_name_malloced = true; + ret = 0; + } else + ui__warning("Data switch failed due to memory shortage!\n"); + } + } + + free_popup_options(options, nr_options); + free_popup_options(abs_path, nr_options); + return ret; +} + + static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events, const char *helpline, const char *ev_name, bool left_exits, - void(*timer)(void *arg), void *arg, - int delay_secs) + struct hist_browser_timer *hbt, + struct perf_session_env *env) { struct hists *hists = &evsel->hists; struct hist_browser *browser = hist_browser__new(hists); @@ -1141,6 +1345,8 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events, int nr_options = 0; int key = -1; char buf[64]; + char script_opt[64]; + int delay_secs = hbt ? hbt->refresh : 0; if (browser == NULL) return -1; @@ -1159,10 +1365,12 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events, int choice = 0, annotate = -2, zoom_dso = -2, zoom_thread = -2, annotate_f = -2, annotate_t = -2, browse_map = -2; + int scripts_comm = -2, scripts_symbol = -2, + scripts_all = -2, switch_data = -2; nr_options = 0; - key = hist_browser__run(browser, ev_name, timer, arg, delay_secs); + key = hist_browser__run(browser, ev_name, hbt); if (browser->he_selection != NULL) { thread = hist_browser__selected_thread(browser); @@ -1211,6 +1419,14 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events, hist_browser__reset(browser); } continue; + case 'r': + if (is_report_browser(hbt)) + goto do_scripts; + continue; + case 's': + if (is_report_browser(hbt)) + goto do_data_switch; + continue; case K_F1: case 'h': case '?': @@ -1229,6 +1445,8 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events, "E Expand all callchains\n" "d Zoom into current DSO\n" "t Zoom into current Thread\n" + "r Run available scripts('perf report' only)\n" + "s Switch to another data file in PWD ('perf report' only)\n" "P Print histograms to perf.hist.N\n" "V Verbose (DSO names in callchains, etc)\n" "/ Filter symbol by name"); @@ -1317,6 +1535,28 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events, browser->selection->map != NULL && asprintf(&options[nr_options], "Browse map details") > 0) browse_map = nr_options++; + + /* perf script support */ + if (browser->he_selection) { + struct symbol *sym; + + if (asprintf(&options[nr_options], "Run scripts for samples of thread [%s]", + browser->he_selection->thread->comm) > 0) + scripts_comm = nr_options++; + + sym = browser->he_selection->ms.sym; + if (sym && sym->namelen && + asprintf(&options[nr_options], "Run scripts for samples of symbol [%s]", + sym->name) > 0) + scripts_symbol = nr_options++; + } + + if (asprintf(&options[nr_options], "Run scripts for all samples") > 0) + scripts_all = nr_options++; + + if (is_report_browser(hbt) && asprintf(&options[nr_options], + "Switch to another data file in PWD") > 0) + switch_data = nr_options++; add_exit_option: options[nr_options++] = (char *)"Exit"; retry_popup_menu: @@ -1334,6 +1574,9 @@ retry_popup_menu: struct hist_entry *he; int err; do_annotate: + if (!objdump_path && perf_session_env__lookup_objdump(env)) + continue; + he = hist_browser__selected_entry(browser); if (he == NULL) continue; @@ -1356,8 +1599,7 @@ do_annotate: * Don't let this be freed, say, by hists__decay_entry. */ he->used = true; - err = hist_entry__tui_annotate(he, evsel->idx, - timer, arg, delay_secs); + err = hist_entry__tui_annotate(he, evsel->idx, hbt); he->used = false; /* * offer option to annotate the other branch source or target @@ -1411,6 +1653,30 @@ zoom_out_thread: hists__filter_by_thread(hists); hist_browser__reset(browser); } + /* perf scripts support */ + else if (choice == scripts_all || choice == scripts_comm || + choice == scripts_symbol) { +do_scripts: + memset(script_opt, 0, 64); + + if (choice == scripts_comm) + sprintf(script_opt, " -c %s ", browser->he_selection->thread->comm); + + if (choice == scripts_symbol) + sprintf(script_opt, " -S %s ", browser->he_selection->ms.sym->name); + + script_browse(script_opt); + } + /* Switch to another data file */ + else if (choice == switch_data) { +do_data_switch: + if (!switch_data_file()) { + key = K_SWITCH_INPUT_DATA; + break; + } else + ui__warning("Won't switch the data files due to\n" + "no valid data file get selected!\n"); + } } out_free_stack: pstack__delete(fstack); @@ -1424,6 +1690,7 @@ struct perf_evsel_menu { struct ui_browser b; struct perf_evsel *selection; bool lost_events, lost_events_warned; + struct perf_session_env *env; }; static void perf_evsel_menu__write(struct ui_browser *browser, @@ -1442,6 +1709,16 @@ static void perf_evsel_menu__write(struct ui_browser *browser, ui_browser__set_color(browser, current_entry ? HE_COLORSET_SELECTED : HE_COLORSET_NORMAL); + if (symbol_conf.event_group && evsel->nr_members > 1) { + struct perf_evsel *pos; + + ev_name = perf_evsel__group_name(evsel); + + for_each_group_member(pos, evsel) { + nr_events += pos->hists.stats.nr_events[PERF_RECORD_SAMPLE]; + } + } + nr_events = convert_unit(nr_events, &unit); printed = scnprintf(bf, sizeof(bf), "%lu%c%s%s", nr_events, unit, unit == ' ' ? "" : " ", ev_name); @@ -1466,11 +1743,12 @@ static void perf_evsel_menu__write(struct ui_browser *browser, static int perf_evsel_menu__run(struct perf_evsel_menu *menu, int nr_events, const char *help, - void(*timer)(void *arg), void *arg, int delay_secs) + struct hist_browser_timer *hbt) { struct perf_evlist *evlist = menu->b.priv; struct perf_evsel *pos; const char *ev_name, *title = "Available samples"; + int delay_secs = hbt ? hbt->refresh : 0; int key; if (ui_browser__show(&menu->b, title, @@ -1482,7 +1760,7 @@ static int perf_evsel_menu__run(struct perf_evsel_menu *menu, switch (key) { case K_TIMER: - timer(arg); + hbt->timer(hbt->arg); if (!menu->lost_events_warned && menu->lost_events) { ui_browser__warn_lost_events(&menu->b); @@ -1500,12 +1778,12 @@ browse_hists: * Give the calling tool a chance to populate the non * default evsel resorted hists tree. */ - if (timer) - timer(arg); + if (hbt) + hbt->timer(hbt->arg); ev_name = perf_evsel__name(pos); key = perf_evsel__hists_browse(pos, nr_events, help, - ev_name, true, timer, - arg, delay_secs); + ev_name, true, hbt, + menu->env); ui_browser__show_title(&menu->b, title); switch (key) { case K_TAB: @@ -1525,6 +1803,7 @@ browse_hists: "Do you really want to exit?")) continue; /* Fall thru */ + case K_SWITCH_INPUT_DATA: case 'q': case CTRL('c'): goto out; @@ -1551,10 +1830,21 @@ out: return key; } +static bool filter_group_entries(struct ui_browser *self __maybe_unused, + void *entry) +{ + struct perf_evsel *evsel = list_entry(entry, struct perf_evsel, node); + + if (symbol_conf.event_group && !perf_evsel__is_group_leader(evsel)) + return true; + + return false; +} + static int __perf_evlist__tui_browse_hists(struct perf_evlist *evlist, - const char *help, - void(*timer)(void *arg), void *arg, - int delay_secs) + int nr_entries, const char *help, + struct hist_browser_timer *hbt, + struct perf_session_env *env) { struct perf_evsel *pos; struct perf_evsel_menu menu = { @@ -1563,9 +1853,11 @@ static int __perf_evlist__tui_browse_hists(struct perf_evlist *evlist, .refresh = ui_browser__list_head_refresh, .seek = ui_browser__list_head_seek, .write = perf_evsel_menu__write, - .nr_entries = evlist->nr_entries, + .filter = filter_group_entries, + .nr_entries = nr_entries, .priv = evlist, }, + .env = env, }; ui_helpline__push("Press ESC to exit"); @@ -1578,23 +1870,37 @@ static int __perf_evlist__tui_browse_hists(struct perf_evlist *evlist, menu.b.width = line_len; } - return perf_evsel_menu__run(&menu, evlist->nr_entries, help, timer, - arg, delay_secs); + return perf_evsel_menu__run(&menu, nr_entries, help, hbt); } int perf_evlist__tui_browse_hists(struct perf_evlist *evlist, const char *help, - void(*timer)(void *arg), void *arg, - int delay_secs) + struct hist_browser_timer *hbt, + struct perf_session_env *env) { - if (evlist->nr_entries == 1) { + int nr_entries = evlist->nr_entries; + +single_entry: + if (nr_entries == 1) { struct perf_evsel *first = list_entry(evlist->entries.next, struct perf_evsel, node); const char *ev_name = perf_evsel__name(first); - return perf_evsel__hists_browse(first, evlist->nr_entries, help, - ev_name, false, timer, arg, - delay_secs); + + return perf_evsel__hists_browse(first, nr_entries, help, + ev_name, false, hbt, env); + } + + if (symbol_conf.event_group) { + struct perf_evsel *pos; + + nr_entries = 0; + list_for_each_entry(pos, &evlist->entries, node) + if (perf_evsel__is_group_leader(pos)) + nr_entries++; + + if (nr_entries == 1) + goto single_entry; } - return __perf_evlist__tui_browse_hists(evlist, help, - timer, arg, delay_secs); + return __perf_evlist__tui_browse_hists(evlist, nr_entries, help, + hbt, env); } diff --git a/tools/perf/ui/browsers/scripts.c b/tools/perf/ui/browsers/scripts.c new file mode 100644 index 000000000000..cbbd44b0d93e --- /dev/null +++ b/tools/perf/ui/browsers/scripts.c @@ -0,0 +1,189 @@ +#include <elf.h> +#include <newt.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; +}; + +#define SCRIPT_NAMELEN 128 +#define SCRIPT_MAX_NO 64 +/* + * Usually the full path for a script is: + * /home/username/libexec/perf-core/scripts/python/xxx.py + * /home/username/libexec/perf-core/scripts/perl/xxx.pl + * So 256 should be long enough to contain the full path. + */ +#define SCRIPT_FULLPATH_LEN 256 + +/* + * 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) +{ + char *buf, *names[SCRIPT_MAX_NO], *paths[SCRIPT_MAX_NO]; + int i, num, choice, ret = -1; + + /* Preset the script name to SCRIPT_NAMELEN */ + buf = malloc(SCRIPT_MAX_NO * (SCRIPT_NAMELEN + SCRIPT_FULLPATH_LEN)); + if (!buf) + return ret; + + for (i = 0; i < SCRIPT_MAX_NO; i++) { + names[i] = buf + i * (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; + } + } + + free(buf); + return ret; +} + +static void script_browser__write(struct ui_browser *browser, + void *entry, int row) +{ + 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); + + slsmg_write_nstring(sline->line, browser->width); +} + +static int script_browser__run(struct perf_script_browser *self) +{ + int key; + + if (ui_browser__show(&self->b, self->script_name, + "Press <- or ESC to exit") < 0) + return -1; + + while (1) { + key = ui_browser__run(&self->b, 0); + + /* We can add some special key handling here if needed */ + break; + } + + ui_browser__hide(&self->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) + 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); + + 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; + + if (line) + 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; +} |