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From: "ron minnich" <rminnich@gmail.com>
To: "Fans of the OS Plan 9 from Bell Labs" <9fans@cse.psu.edu>
Subject: Re: [9fans] Memory management questions/not plan-9 specific
Date: Tue,  6 Nov 2007 09:51:11 -0800	[thread overview]
Message-ID: <13426df10711060951i41c3ff41uc6a2d51b55697cc6@mail.gmail.com> (raw)
In-Reply-To: <11F071B3-1B01-4272-9EA4-1C2BD50BCC0B@telus.net>

On 11/6/07, Paul Lalonde <plalonde@telus.net> wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
>
> I have an application I'm building which requires OS support to allow
> a user-space function to fill a page on page-faults.  Ideally, I
> could reserve a chunk of address space but not back it with memory,
> and then on fault my handler would serve out data from some small
> cache of user-managed physical pages.
>
> My google-fu has been weak in finding such a system-level API in any
> OS.  Has this got a name I should be searching on?  I can't believe
> no-one has implemented user-level page replacement.


you can look at the code in this:
http://mbgokhale.org/rminnich/job/zounds/zx.tar

docs are at : http://mbgokhale.org/rminnich/job/zounds/zounds.ps

i still get the occasional note from someone who is using it.

ron


  parent reply	other threads:[~2007-11-06 17:51 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-11-06 17:24 Paul Lalonde
2007-11-06 17:35 ` Philippe Anel
2007-11-06 17:50   ` Philippe Anel
2007-11-06 17:51 ` ron minnich [this message]
2007-11-06 18:29 ` Robert William Fuller
2007-11-06 17:47   ` Paul Lalonde
2007-11-06 19:08     ` Robert William Fuller
2007-11-06 18:28       ` ron minnich
2007-11-06 20:12         ` Paul Lalonde
2007-11-09  9:30 ` Dave Eckhardt

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