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perf top: Introduce slang based TUI

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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>
This commit is contained in:
Arnaldo Carvalho de Melo
2011-01-31 18:19:33 -02:00
parent 229ade9ba3
commit c0443df1b6
5 changed files with 189 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

35
tools/perf/builtin-top.c
View File

@@ -20,6 +20,7 @@
#include "perf.h"
#include "util/cache.h"
#include "util/color.h"
#include "util/evlist.h"
#include "util/evsel.h"
@@ -75,6 +76,8 @@ static struct perf_top top = {
static bool system_wide = false;
static bool use_tui, use_stdio;
static int default_interval = 0;
static bool inherit = false;
@@ -96,11 +99,6 @@ static int sym_pcnt_filter = 5;
* Source functions
*/
static inline struct symbol *sym_entry__symbol(struct sym_entry *self)
{
return ((void *)self) + symbol_conf.priv_size;
}
void get_term_dimensions(struct winsize *ws)
{
char *s = getenv("LINES");
@@ -695,6 +693,14 @@ static void handle_keypress(struct perf_session *session, int c)
}
}
static void *display_thread_tui(void *arg __used)
{
perf_top__tui_browser(&top);
exit_browser(0);
exit(0);
return NULL;
}
static void *display_thread(void *arg __used)
{
struct pollfd stdin_poll = { .fd = 0, .events = POLLIN };
@@ -1005,7 +1011,8 @@ static int __cmd_top(void)
perf_session__mmap_read(session);
if (pthread_create(&thread, NULL, display_thread, session)) {
if (pthread_create(&thread, NULL, (use_browser > 0 ? display_thread_tui :
display_thread), session)) {
printf("Could not create display thread.\n");
exit(-1);
}
@@ -1078,6 +1085,8 @@ static const struct option options[] = {
"display this many functions"),
OPT_BOOLEAN('U', "hide_user_symbols", &top.hide_user_symbols,
"hide user symbols"),
OPT_BOOLEAN(0, "tui", &use_tui, "Use the TUI interface"),
OPT_BOOLEAN(0, "stdio", &use_stdio, "Use the stdio interface"),
OPT_INCR('v', "verbose", &verbose,
"be more verbose (show counter open errors, etc)"),
OPT_END()
@@ -1098,6 +1107,20 @@ int cmd_top(int argc, const char **argv, const char *prefix __used)
if (argc)
usage_with_options(top_usage, options);
/*
* XXX For now start disabled, only using TUI if explicitely asked for.
* Change that when handle_keys equivalent gets written, live annotation
* done, etc.
*/
use_browser = 0;
if (use_stdio)
use_browser = 0;
else if (use_tui)
use_browser = 1;
setup_browser(false);
/* CPU and PID are mutually exclusive */
if (top.target_tid > 0 && top.cpu_list) {
printf("WARNING: PID switch overriding CPU\n");