linux-kernel - [tip:perf/core] perf top: Filter symbols based on __map__is

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Date:	Tue, 29 Sep 2015 01:37:28 -0700
From:	tip-bot for Arnaldo Carvalho de Melo <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	eranian@...gle.com, linux-kernel@...r.kernel.org, bp@...e.de,
	hpa@...or.com, tglx@...utronix.de, mingo@...nel.org,
	adrian.hunter@...el.com, fweisbec@...il.com, dsahern@...il.com,
	acme@...hat.com, jolsa@...hat.com, wangnan0@...wei.com,
	namhyung@...nel.org
Subject: [tip:perf/core] perf top:
  Filter symbols based on __map__is_kernel(map)

Commit-ID:  cfc5acd4c80b875d2f739d6a93562034aee5563f
Gitweb:     http://git.kernel.org/tip/cfc5acd4c80b875d2f739d6a93562034aee5563f
Author:     Arnaldo Carvalho de Melo <acme@...hat.com>
AuthorDate: Wed, 23 Sep 2015 15:15:54 -0300
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Mon, 28 Sep 2015 15:50:53 -0300

perf top: Filter symbols based on __map__is_kernel(map)

Instead of using dso->kernel, this is equivalent at the moment,
and helps in reducing the accesses to dso->kernel.

Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: Borislav Petkov <bp@...e.de>
Cc: David Ahern <dsahern@...il.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>
Cc: Wang Nan <wangnan0@...wei.com>
Link: http://lkml.kernel.org/n/tip-1pc2v63iphtifovw3bv0bo1v@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/builtin-top.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index bdaf44f..38d4d6c 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -655,7 +655,7 @@ static int symbol_filter(struct map *map, struct symbol *sym)
 {
 	const char *name = sym->name;
 
-	if (!map->dso->kernel)
+	if (!__map__is_kernel(map))
 		return 0;
 	/*
 	 * ppc64 uses function descriptors and appends a '.' to the
--
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