linux-kernel - [patch] memcg: remove unused page flag bitfield defines

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Date:	Thu, 3 Feb 2011 15:10:00 +0100
From:	Johannes Weiner <hannes@...xchg.org>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Daisuke Nishimura <nishimura@....nes.nec.co.jp>,
	Balbir Singh <balbir@...ux.vnet.ibm.com>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: [patch] memcg: remove unused page flag bitfield defines

These definitions have been unused since '4b3bde4 memcg: remove the
overhead associated with the root cgroup'.

Signed-off-by: Johannes Weiner <hannes@...xchg.org>
---
 mm/memcontrol.c |    7 -------
 1 files changed, 0 insertions(+), 7 deletions(-)

(sorry, resend with lists in CC)

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index e1ab9c3..031ff07 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -327,13 +327,6 @@ enum charge_type {
 	NR_CHARGE_TYPE,
 };
 
-/* only for here (for easy reading.) */
-#define PCGF_CACHE	(1UL << PCG_CACHE)
-#define PCGF_USED	(1UL << PCG_USED)
-#define PCGF_LOCK	(1UL << PCG_LOCK)
-/* Not used, but added here for completeness */
-#define PCGF_ACCT	(1UL << PCG_ACCT)
-
 /* for encoding cft->private value on file */
 #define _MEM			(0)
 #define _MEMSWAP		(1)
-- 
1.7.4

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