From: Andrea Arcangeli <andrea@suse.de>
To: Andrew Morton <akpm@osdl.org>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>,
greg@kroah.com, linux-kernel@vger.kernel.org
Subject: Re: [patch 2/5] setup_per_zone_lowmem_reserve() oops fix
Date: Mon, 7 Mar 2005 14:02:27 +0100 [thread overview]
Message-ID: <20050307130227.GQ8880@opteron.random> (raw)
In-Reply-To: <20050307002048.51aac96b.akpm@osdl.org>
On Mon, Mar 07, 2005 at 12:20:48AM -0800, Andrew Morton wrote:
> I haven't thought about it yet, but there must be some way to avoid leaving
> huge amounts of lowmem free. It should be OK to allow lowmem to be fully
> used, as long as there's sufficent reclaimable stuff in there - slab,
> blockdev pagecache, etc. (Assuming nothing sane mmaps blockdevs. INND
> does). Dunno....
Then mlock will have to unmap and migrate the cache, it's just much more
complicated, but it's certainly doable.
next prev parent reply other threads:[~2005-03-07 13:02 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-03-04 21:16 [patch 2/5] setup_per_zone_lowmem_reserve() oops fix akpm
2005-03-06 6:23 ` Greg KH
2005-03-07 8:10 ` Nick Piggin
2005-03-07 8:20 ` Andrew Morton
2005-03-07 13:02 ` Andrea Arcangeli [this message]
2005-03-07 13:00 ` Andrea Arcangeli
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