linux-kernel - [PATCH] mempolicy: remove redundant check in __mpol

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Message-Id: <1298371877-2906-1-git-send-email-namhyung@gmail.com>
Date:	Tue, 22 Feb 2011 19:51:17 +0900
From:	Namhyung Kim <namhyung@...il.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	Bob Liu <lliubbo@...il.com>,
	Lee Schermerhorn <lee.schermerhorn@...com>
Subject: [PATCH] mempolicy: remove redundant check in __mpol_equal()

The 'flags' field is already checked, no need to do it again.

Signed-off-by: Namhyung Kim <namhyung@...il.com>
Cc: Bob Liu <lliubbo@...il.com>
Cc: Lee Schermerhorn <lee.schermerhorn@...com>
---
 mm/mempolicy.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 368fc9d23610..4244e4988e66 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -1979,8 +1979,7 @@ int __mpol_equal(struct mempolicy *a, struct mempolicy *b)
 	case MPOL_INTERLEAVE:
 		return nodes_equal(a->v.nodes, b->v.nodes);
 	case MPOL_PREFERRED:
-		return a->v.preferred_node == b->v.preferred_node &&
-			a->flags == b->flags;
+		return a->v.preferred_node == b->v.preferred_node;
 	default:
 		BUG();
 		return 0;
-- 
1.7.4

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