linux-kernel - [PATCH 13/13] perf: use list_move() instead of list_del()/list

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Date:	Wed, 16 Mar 2011 00:53:25 +0200
From:	"Kirill A. Shutemov" <kirill@...temov.name>
To:	linux-kernel@...r.kernel.org
Cc:	"Kirill A. Shutemov" <kirill@...temov.name>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Mackerras <paulus@...ba.org>, Ingo Molnar <mingo@...e.hu>,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Subject: [PATCH 13/13] perf: use list_move() instead of list_del()/list_add() combination

Signed-off-by: Kirill A. Shutemov <kirill@...temov.name>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Ingo Molnar <mingo@...e.hu>
Cc: Arnaldo Carvalho de Melo <acme@...stprotocols.net>
---
 tools/perf/util/session.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 105f00b..8b8e04e 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -499,8 +499,7 @@ static void flush_sample_queue(struct perf_session *s,
 					   iter->file_offset);
 
 		os->last_flush = iter->timestamp;
-		list_del(&iter->list);
-		list_add(&iter->list, &os->sample_cache);
+		list_move(&iter->list, &os->sample_cache);
 	}
 
 	if (list_empty(head)) {
-- 
1.7.4.1

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