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Disabled by default as there are features found in the stdio based one that aren't implemented, like live annotation, filtering knobs data entry. Annotation hopefully will get somehow merged with the 'perf annotate' code. To use it: perf top --tui Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Cc: Tom Zanussi <tzanussi@gmail.com> LKML-Reference: <new-submission> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Arnaldo Carvalho de Melo
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,136 @@ | ||
| /* | ||
| * Copyright (C) 2011, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com> | ||
| * | ||
| * Parts came from builtin-{top,stat,record}.c, see those files for further | ||
| * copyright notes. | ||
| * | ||
| * Released under the GPL v2. (and only v2, not any later version) | ||
| */ | ||
| #include "../browser.h" | ||
| #include "../helpline.h" | ||
| #include "../libslang.h" | ||
| #include "../../evlist.h" | ||
| #include "../../hist.h" | ||
| #include "../../sort.h" | ||
| #include "../../symbol.h" | ||
| #include "../../top.h" | ||
|
|
||
| struct perf_top_browser { | ||
| struct ui_browser b; | ||
| struct rb_root root; | ||
| float sum_ksamples; | ||
| int dso_width; | ||
| int dso_short_width; | ||
| int sym_width; | ||
| }; | ||
|
|
||
| static void perf_top_browser__write(struct ui_browser *browser, void *entry, int row) | ||
| { | ||
| struct perf_top_browser *top_browser = container_of(browser, struct perf_top_browser, b); | ||
| struct sym_entry *syme = rb_entry(entry, struct sym_entry, rb_node); | ||
| bool current_entry = ui_browser__is_current_entry(browser, row); | ||
| struct symbol *symbol = sym_entry__symbol(syme); | ||
| struct perf_top *top = browser->priv; | ||
| int width = browser->width; | ||
| double pcnt; | ||
|
|
||
| pcnt = 100.0 - (100.0 * ((top_browser->sum_ksamples - syme->snap_count) / | ||
| top_browser->sum_ksamples)); | ||
| ui_browser__set_percent_color(browser, pcnt, current_entry); | ||
|
|
||
| if (top->evlist->nr_entries == 1 || !top->display_weighted) { | ||
| slsmg_printf("%20.2f ", syme->weight); | ||
| width -= 24; | ||
| } else { | ||
| slsmg_printf("%9.1f %10ld ", syme->weight, syme->snap_count); | ||
| width -= 23; | ||
| } | ||
|
|
||
| slsmg_printf("%4.1f%%", pcnt); | ||
| width -= 7; | ||
|
|
||
| if (verbose) { | ||
| slsmg_printf(" %016" PRIx64, symbol->start); | ||
| width -= 17; | ||
| } | ||
|
|
||
| slsmg_printf(" %-*.*s ", top_browser->sym_width, top_browser->sym_width, | ||
| symbol->name); | ||
| width -= top_browser->sym_width; | ||
| slsmg_write_nstring(width >= syme->map->dso->long_name_len ? | ||
| syme->map->dso->long_name : | ||
| syme->map->dso->short_name, width); | ||
| } | ||
|
|
||
| static void perf_top_browser__update_rb_tree(struct perf_top_browser *browser) | ||
| { | ||
| struct perf_top *top = browser->b.priv; | ||
|
|
||
| browser->root = RB_ROOT; | ||
| browser->b.top = NULL; | ||
| browser->sum_ksamples = perf_top__decay_samples(top, &browser->root); | ||
| perf_top__find_widths(top, &browser->root, &browser->dso_width, | ||
| &browser->dso_short_width, | ||
| &browser->sym_width); | ||
| if (browser->sym_width + browser->dso_width > browser->b.width - 29) { | ||
| browser->dso_width = browser->dso_short_width; | ||
| if (browser->sym_width + browser->dso_width > browser->b.width - 29) | ||
| browser->sym_width = browser->b.width - browser->dso_width - 29; | ||
| } | ||
| browser->b.nr_entries = top->rb_entries; | ||
| } | ||
|
|
||
| static int perf_top_browser__run(struct perf_top_browser *browser) | ||
| { | ||
| int key; | ||
| char title[160]; | ||
| struct perf_top *top = browser->b.priv; | ||
| int delay_msecs = top->delay_secs * 1000; | ||
|
|
||
| perf_top_browser__update_rb_tree(browser); | ||
| perf_top__header_snprintf(top, title, sizeof(title)); | ||
| perf_top__reset_sample_counters(top); | ||
|
|
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| if (ui_browser__show(&browser->b, title, "ESC: exit") < 0) | ||
| return -1; | ||
|
|
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| newtFormSetTimer(browser->b.form, delay_msecs); | ||
|
|
||
| while (1) { | ||
| key = ui_browser__run(&browser->b); | ||
|
|
||
| switch (key) { | ||
| case -1: | ||
| /* FIXME we need to check if it was es.reason == NEWT_EXIT_TIMER */ | ||
| perf_top_browser__update_rb_tree(browser); | ||
| perf_top__header_snprintf(top, title, sizeof(title)); | ||
| perf_top__reset_sample_counters(top); | ||
| ui_browser__set_color(&browser->b, NEWT_COLORSET_ROOT); | ||
| SLsmg_gotorc(0, 0); | ||
| slsmg_write_nstring(title, browser->b.width); | ||
| break; | ||
| case NEWT_KEY_TAB: | ||
| default: | ||
| goto out; | ||
| } | ||
| } | ||
| out: | ||
| ui_browser__hide(&browser->b); | ||
| return key; | ||
| } | ||
|
|
||
| int perf_top__tui_browser(struct perf_top *top) | ||
| { | ||
| struct perf_top_browser browser = { | ||
| .b = { | ||
| .entries = &browser.root, | ||
| .refresh = ui_browser__rb_tree_refresh, | ||
| .seek = ui_browser__rb_tree_seek, | ||
| .write = perf_top_browser__write, | ||
| .priv = top, | ||
| }, | ||
| }; | ||
|
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| ui_helpline__push("Press <- or ESC to exit"); | ||
| return perf_top_browser__run(&browser); | ||
| } |