Subject: Re: loaning for read() of regular files
To: Chuck Silvers <chuq@chuq.com>
From: Stephan Uphoff <ups@tree.com>
List: tech-kern
Date: 02/22/2005 14:56:50
On Tue, 2005-02-15 at 12:36, Chuck Silvers wrote:
> hi folks,
>
> I've been fiddling with some changes that implement loaning pages for read()
> of regular files for quite a while, and I figure it's time to share them.
> there's a diff attached which adds this generic support and changes FFS
> to use it.
< .. SNIP ..>
I think that you also need to check if the individual pages that are
replaced (or shadowed - but I guess this is broken anyway) are wired to
avoid areas wired by uvm_vslock() :-(
Stephan