linux-kernel - Re: [PATCH 2/2] mm, vmalloc: use well-defined find_last

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Message-ID: <20130802192254.GT715@cmpxchg.org>
Date:	Fri, 2 Aug 2013 15:22:54 -0400
From:	Johannes Weiner <hannes@...xchg.org>
To:	Joonsoo Kim <iamjoonsoo.kim@....com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org,
	Zhang Yanfei <zhangyanfei@...fujitsu.com>,
	Joonsoo Kim <js1304@...il.com>
Subject: Re: [PATCH 2/2] mm, vmalloc: use well-defined find_last_bit() func

On Fri, Aug 02, 2013 at 10:57:01AM +0900, Joonsoo Kim wrote:
> Our intention in here is to find last_bit within the region to flush.
> There is well-defined function, find_last_bit() for this purpose and
> it's performance may be slightly better than current implementation.
> So change it.
> 
> Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@....com>

Acked-by: Johannes Weiner <hannes@...xchg.org>
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