From mboxrd@z Thu Jan 1 00:00:00 1970 From: "majianpeng" Subject: [PATCH] md/raid10:using conf->chunk_mask instead "chunk_secotrs - 1" Date: Tue, 17 Apr 2012 16:49:50 +0800 Message-ID: <201204171649462965325@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Sender: linux-raid-owner@vger.kernel.org To: Neil Brown Cc: linux-raid List-Id: linux-raid.ids >From 2c637bca4e50e87f7b4e6b3abce27f8cd935fd92 Mon Sep 17 00:00:00 2001 From: majianpeng Date: Tue, 17 Apr 2012 16:47:07 +0800 Subject: [PATCH] md/raid10:using conf->chunk_mask instead "chunk_secotrs - 1". Signed-off-by: majianpeng --- drivers/md/raid10.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index c8dbb84..5734d92 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -601,7 +601,7 @@ static int raid10_mergeable_bvec(struct request_queue *q, unsigned int bio_sectors = bvm->bi_size >> 9; if (conf->near_copies < conf->raid_disks) { - max = (chunk_sectors - ((sector & (chunk_sectors - 1)) + max = (chunk_sectors - ((sector & conf->chunk_mask) + bio_sectors)) << 9; if (max < 0) /* bio_add cannot handle a negative return */ -- 1.7.5.4 -------------- majianpeng 2012-04-17