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Subject: Re: mm question
To: volodya@mindspring.com
Date: Mon, 10 Dec 2001 14:07:39 +0000 (GMT)
Cc: alan@lxorguk.ukuu.org.uk (Alan Cox), linux-kernel@vger.kernel.org
In-Reply-To: <Pine.LNX.4.20.0112100844210.17065-100000@node2.localnet.net> from "volodya@mindspring.com" at Dec 10, 2001 08:47:58 AM
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From: Alan Cox <alan@lxorguk.ukuu.org.uk>
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> It does not have to be contiguous. I was thinking of simply starting with 
> the smallest address and trying to free the pages until the needed amount 
> is available. But I have no idea how to properly do locking or force the
> page to be swapped out or something. 

You can simply get_free_page() 300K of pages. However you can't land them
in a given band other than the existing "below 16Mb" "below 4Gb" "anywhere"
bands.

Alan
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