linux-kernel - [tip:perf/core] perf hists browser: Simplify symbol annotation menu setup

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Message-ID: <tip-6h6igrb81u4e6rwfmx7dv47n@git.kernel.org>
Date:	Sun, 22 Mar 2015 03:04:26 -0700
From:	tip-bot for Arnaldo Carvalho de Melo <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	dzickus@...hat.com, tglx@...utronix.de, mingo@...nel.org,
	eranian@...gle.com, acme@...hat.com, jolsa@...hat.com,
	namhyung@...nel.org, hpa@...or.com, linux-kernel@...r.kernel.org,
	bp@...e.de, adrian.hunter@...el.com, dsahern@...il.com,
	fweisbec@...il.com
Subject: [tip:perf/core] perf hists browser:
  Simplify symbol annotation menu setup

Commit-ID:  0ba332f70a555548430ef3cf459b5240df0ffbd5
Gitweb:     http://git.kernel.org/tip/0ba332f70a555548430ef3cf459b5240df0ffbd5
Author:     Arnaldo Carvalho de Melo <acme@...hat.com>
AuthorDate: Mon, 16 Mar 2015 17:41:52 -0300
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Mon, 16 Mar 2015 17:41:52 -0300

perf hists browser: Simplify symbol annotation menu setup

No need to repeat some tests, skip annotation instead.

Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: Borislav Petkov <bp@...e.de>
Cc: David Ahern <dsahern@...il.com>
Cc: Don Zickus <dzickus@...hat.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Stephane Eranian <eranian@...gle.com>
Link: http://lkml.kernel.org/n/tip-6h6igrb81u4e6rwfmx7dv47n@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/ui/browsers/hists.c | 20 +++++++++++---------
 1 file changed, 11 insertions(+), 9 deletions(-)

diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index 49eddeb..f69371b 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -1612,19 +1612,22 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events,
 		if (!sort__has_sym)
 			goto add_exit_option;
 
+		if (browser->selection == NULL)
+			goto skip_annotation;
+
 		if (sort__mode == SORT_MODE__BRANCH) {
 			bi = browser->he_selection->branch_info;
-			if (browser->selection != NULL &&
-			    bi &&
-			    bi->from.sym != NULL &&
+
+			if (bi == NULL)
+				goto skip_annotation;
+
+			if (bi->from.sym != NULL &&
 			    !bi->from.map->dso->annotate_warned &&
 				asprintf(&options[nr_options], "Annotate %s",
 					 bi->from.sym->name) > 0)
 				annotate_f = nr_options++;
 
-			if (browser->selection != NULL &&
-			    bi &&
-			    bi->to.sym != NULL &&
+			if (bi->to.sym != NULL &&
 			    !bi->to.map->dso->annotate_warned &&
 			    (bi->to.sym != bi->from.sym ||
 			     bi->to.map->dso != bi->from.map->dso) &&
@@ -1632,8 +1635,7 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events,
 					 bi->to.sym->name) > 0)
 				annotate_t = nr_options++;
 		} else {
-			if (browser->selection != NULL &&
-			    browser->selection->sym != NULL &&
+			if (browser->selection->sym != NULL &&
 			    !browser->selection->map->dso->annotate_warned) {
 				struct annotation *notes;
 
@@ -1645,7 +1647,7 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events,
 					annotate = nr_options++;
 			}
 		}
-
+skip_annotation:
 		if (thread != NULL &&
 		    asprintf(&options[nr_options], "Zoom %s %s(%d) thread",
 			     (browser->hists->thread_filter ? "out of" : "into"),
--
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