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Date: Thu, 8 Apr 2010 11:38:44 -0300
From: Arnaldo Carvalho de Melo <acme@...radead.org>
To: Ingo Molnar <mingo@...e.hu>
Cc: linux-kernel@...r.kernel.org,
Arnaldo Carvalho de Melo <acme@...hat.com>,
Frédéric Weisbecker <fweisbec@...il.com>,
Mike Galbraith <efault@....de>,
Peter Zijlstra <a.p.zijlstra@...llo.nl>,
Paul Mackerras <paulus@...ba.org>
Subject: [PATCH 1/6] perf TUI: Show filters on the title and add help line about how to zoom out
From: Arnaldo Carvalho de Melo <acme@...hat.com>
Suggested-by: Ingo Molnar <molnar@...e.hu>
Cc: Frédéric Weisbecker <fweisbec@...il.com>
Cc: Mike Galbraith <efault@....de>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Paul Mackerras <paulus@...ba.org>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
tools/perf/util/newt.c | 96 ++++++++++++++++++++++++++++++++++--------------
1 files changed, 68 insertions(+), 28 deletions(-)
diff --git a/tools/perf/util/newt.c b/tools/perf/util/newt.c
index 6d6e022..c0e71aa 100644
--- a/tools/perf/util/newt.c
+++ b/tools/perf/util/newt.c
@@ -411,7 +411,7 @@ static void hist_browser__delete(struct hist_browser *self)
}
static int hist_browser__populate(struct hist_browser *self, struct rb_root *hists,
- u64 nr_hists, u64 session_total)
+ u64 nr_hists, u64 session_total, const char *title)
{
int max_len = 0, idx, cols, rows;
struct ui_progress *progress;
@@ -476,7 +476,7 @@ static int hist_browser__populate(struct hist_browser *self, struct rb_root *his
newtListboxSetWidth(self->tree, max_len);
newtCenteredWindow(max_len + (symbol_conf.use_callchain ? 5 : 0),
- rows - 5, "Report");
+ rows - 5, title);
self->form = newt_form__new();
if (self->form == NULL)
return -1;
@@ -495,7 +495,7 @@ enum hist_filter {
HIST_FILTER__THREAD,
};
-static u64 hists__filter_by_dso(struct rb_root *hists, struct dso *dso,
+static u64 hists__filter_by_dso(struct rb_root *hists, const struct dso *dso,
u64 *session_total)
{
struct rb_node *nd;
@@ -560,25 +560,47 @@ out:
return *(struct thread **)(self->selection + 1);
}
+static int hist_browser__title(char *bf, size_t size, const char *input_name,
+ const struct dso *dso, const struct thread *thread)
+{
+ int printed = 0;
+
+ if (thread)
+ printed += snprintf(bf + printed, size - printed,
+ "Thread: %s(%d)",
+ (thread->comm_set ? thread->comm : ""),
+ thread->pid);
+ if (dso)
+ printed += snprintf(bf + printed, size - printed,
+ "%sDSO: %s", thread ? " " : "",
+ dso->short_name);
+ return printed ?: snprintf(bf, size, "Report: %s", input_name);
+}
+
int perf_session__browse_hists(struct rb_root *hists, u64 nr_hists,
u64 session_total, const char *helpline,
const char *input_name)
{
+ struct hist_browser *browser = hist_browser__new();
+ const struct thread *thread_filter = NULL;
+ const struct dso *dso_filter = NULL;
struct newtExitStruct es;
- bool dso_filtered = false, thread_filtered = false;
+ char msg[160];
int err = -1;
- struct hist_browser *browser = hist_browser__new();
if (browser == NULL)
return -1;
newtPushHelpLine(helpline);
- if (hist_browser__populate(browser, hists, nr_hists, session_total) < 0)
+ hist_browser__title(msg, sizeof(msg), input_name,
+ dso_filter, thread_filter);
+ if (hist_browser__populate(browser, hists, nr_hists, session_total, msg) < 0)
goto out;
while (1) {
const struct thread *thread;
+ const struct dso *dso;
char *options[16];
int nr_options = 0, choice = 0, i,
annotate = -2, zoom_dso = -2, zoom_thread = -2;
@@ -602,20 +624,21 @@ int perf_session__browse_hists(struct rb_root *hists, u64 nr_hists,
browser->selection->sym->name) > 0)
annotate = nr_options++;
- if (browser->selection->map != NULL &&
- asprintf(&options[nr_options], "Zoom %s %s DSO",
- dso_filtered ? "out of" : "into",
- (browser->selection->map->dso->kernel ? "the Kernel" :
- browser->selection->map->dso->short_name)) > 0)
- zoom_dso = nr_options++;
-
thread = hist_browser__selected_thread(browser);
if (thread != NULL &&
asprintf(&options[nr_options], "Zoom %s %s(%d) thread",
- (thread_filtered ? "out of" : "into"),
- (thread->comm_set ? thread->comm : ""), thread->pid) > 0)
+ (thread_filter ? "out of" : "into"),
+ (thread->comm_set ? thread->comm : ""),
+ thread->pid) > 0)
zoom_thread = nr_options++;
+ dso = browser->selection->map ? browser->selection->map->dso : NULL;
+ if (dso != NULL &&
+ asprintf(&options[nr_options], "Zoom %s %s DSO",
+ (dso_filter ? "out of" : "into"),
+ (dso->kernel ? "the Kernel" : dso->short_name)) > 0)
+ zoom_dso = nr_options++;
+
options[nr_options++] = (char *)"Exit";
choice = popup_menu(nr_options, options);
@@ -637,22 +660,39 @@ do_annotate:
"kallsyms file");
continue;
}
- map_symbol__annotate_browser(browser->selection,
- input_name);
+ map_symbol__annotate_browser(browser->selection, input_name);
} else if (choice == zoom_dso) {
- nr_hists = hists__filter_by_dso(hists,
- (dso_filtered ? NULL :
- browser->selection->map->dso),
- &session_total);
- dso_filtered = !dso_filtered;
- if (hist_browser__populate(browser, hists, nr_hists, session_total) < 0)
+ if (dso_filter) {
+ newtPopHelpLine();
+ dso_filter = NULL;
+ } else {
+ snprintf(msg, sizeof(msg),
+ "To zoom out press -> + \"Zoom out of %s DSO\"",
+ dso->kernel ? "the Kernel" : dso->short_name);
+ newtPushHelpLine(msg);
+ dso_filter = dso;
+ }
+ nr_hists = hists__filter_by_dso(hists, dso_filter, &session_total);
+ hist_browser__title(msg, sizeof(msg), input_name,
+ dso_filter, thread_filter);
+ if (hist_browser__populate(browser, hists, nr_hists, session_total, msg) < 0)
goto out;
} else if (choice == zoom_thread) {
- nr_hists = hists__filter_by_thread(hists,
- (thread_filtered ? NULL : thread),
- &session_total);
- thread_filtered = !thread_filtered;
- if (hist_browser__populate(browser, hists, nr_hists, session_total) < 0)
+ if (thread_filter) {
+ newtPopHelpLine();
+ thread_filter = NULL;
+ } else {
+ snprintf(msg, sizeof(msg),
+ "To zoom out press -> + \"Zoom out of %s(%d) thread\"",
+ (thread->comm_set ? thread->comm : ""),
+ thread->pid);
+ newtPushHelpLine(msg);
+ thread_filter = thread;
+ }
+ nr_hists = hists__filter_by_thread(hists, thread_filter, &session_total);
+ hist_browser__title(msg, sizeof(msg), input_name,
+ dso_filter, thread_filter);
+ if (hist_browser__populate(browser, hists, nr_hists, session_total, msg) < 0)
goto out;
}
}
--
1.6.2.5
--
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