From: Tejun Heo <tj@kernel.org>
To: Lin Feng <linfeng@cn.fujitsu.com>
Cc: akpm@linux-foundation.org, mingo@kernel.org, yinghai@kernel.org,
liwanp@linux.vnet.ibm.com, benh@kernel.crashing.org,
tangchen@cn.fujitsu.com, linux-mm@kvack.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] mm: memblock: fix wrong memmove size in memblock_merge_regions()
Date: Mon, 7 Jan 2013 09:01:24 -0800 [thread overview]
Message-ID: <20130107170124.GK3926@htj.dyndns.org> (raw)
In-Reply-To: <1357530096-28548-1-git-send-email-linfeng@cn.fujitsu.com>
On Mon, Jan 07, 2013 at 11:41:36AM +0800, Lin Feng wrote:
> The memmove span covers from (next+1) to the end of the array, and the index
> of next is (i+1), so the index of (next+1) is (i+2). So the size of remaining
> array elements is (type->cnt - (i + 2)).
>
> Cc: Tejun Heo <tj@kernel.org>
> Reviewed-by: Wanpeng Li <liwanp@linux.vnet.ibm.com>
> Signed-off-by: Lin Feng <linfeng@cn.fujitsu.com>
Acked-by: Tejun Heo <tj@kernel.org>
Thanks!
--
tejun
next prev parent reply other threads:[~2013-01-07 17:01 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-07 3:41 Lin Feng
2013-01-07 17:01 ` Tejun Heo [this message]
2013-01-07 21:23 ` Andrew Morton
2013-01-08 1:44 ` Lin Feng
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