linux-kernel - Re: [patch 13/14] fs: icache split IO and LRU lists

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Message-ID: <alpine.DEB.2.00.1010211018250.24115@router.home>
Date:	Thu, 21 Oct 2010 10:28:42 -0500 (CDT)
From:	Christoph Lameter <cl@...ux.com>
To:	npiggin@...nel.dk
cc:	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [patch 13/14] fs: icache split IO and LRU lists

On Fri, 22 Oct 2010, npiggin@...nel.dk wrote:

> Split inode reclaim and writeback lists in preparation to scale them up
> (per-bdi locking for i_io and per-zone locking for i_lru)

Why per zone and not per node? Is there any chance of having lru lists for
ZONE_NORMAL and ZONE_DMA?
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