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Date: Fri, 21 Mar 2003 16:32:23 -0800
From: Andrew Morton <akpm@digeo.com>
To: Gerd Knorr <kraxel@bytesex.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [patch] 2.5 vm bugfix
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Gerd Knorr <kraxel@bytesex.org> wrote:
>
>   Hi,
> 
> 2.5.x kernels don't look at the VM_DONTEXPAND flag when merging
> multiple vmas into one.  Fix below.

There is but one user of VM_DONTEXPAND in the kernel, and that is you ;)

Can you describe exactly why this driver requires DONTEXPAND?  ie: how does
the driver work, and why is it special?

If there is some alternative way of providing the same behaviour we could
remove VM_DONTEXPAND, which would be nice.

Thanks.
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