linux-kernel - [PATCH 03/25] perf tools: Use kmod_path__parse in is_kernel

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Message-Id: <1427213980-9015-4-git-send-email-acme@kernel.org>
Date:	Tue, 24 Mar 2015 13:19:18 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	linux-kernel@...r.kernel.org, Jiri Olsa <jolsa@...nel.org>,
	Adrian Hunter <adrian.hunter@...el.com>,
	Corey Ashford <cjashfor@...ux.vnet.ibm.com>,
	David Ahern <dsahern@...il.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Paul Mackerras <paulus@...ba.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Stephane Eranian <eranian@...gle.com>,
	Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: [PATCH 03/25] perf tools: Use kmod_path__parse in is_kernel_module

From: Jiri Olsa <jolsa@...nel.org>

Replacing the current parsing code with kmod_path__parse function call.

Signed-off-by: Jiri Olsa <jolsa@...nel.org>
Acked-by: Namhyung Kim <namhyung@...nel.org>
Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: Corey Ashford <cjashfor@...ux.vnet.ibm.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Stephane Eranian <eranian@...gle.com>
Link: http://lkml.kernel.org/n/tip-r9mpbbgkp39wp1cdmv13ddq0@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/dso.c | 16 ++++++----------
 1 file changed, 6 insertions(+), 10 deletions(-)

diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c
index 7a7c54b42b41..f37548322c9d 100644
--- a/tools/perf/util/dso.c
+++ b/tools/perf/util/dso.c
@@ -178,19 +178,15 @@ bool is_kmodule_extension(const char *ext)
 
 bool is_kernel_module(const char *pathname, bool *compressed)
 {
-	const char *ext = strrchr(pathname, '.');
+	struct kmod_path m;
 
-	if (ext == NULL)
-		return false;
+	if (kmod_path__parse(&m, pathname))
+		return NULL;
 
-	if (is_supported_compression(ext + 1)) {
-		if (compressed)
-			*compressed = true;
-		ext -= 3;
-	} else if (compressed)
-		*compressed = false;
+	if (compressed)
+		*compressed = m.comp;
 
-	return is_kmodule_extension(ext + 1);
+	return m.kmod;
 }
 
 bool decompress_to_file(const char *ext, const char *filename, int output_fd)
-- 
1.9.3

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