From: "David S. Miller" <davem@redhat.com>
To: acahalan@cs.uml.edu
Cc: wli@holomorphy.com, vda@port.imtp.ilyichevsk.odessa.ua,
linux-kernel@vger.kernel.org, andrea@suse.de, alan@redhat.com,
akpm@zip.com.au, vherva@niksula.hut.fi
Subject: Re: Athlon/AGP issue update
Date: Wed, 23 Jan 2002 10:38:33 -0800 (PST) [thread overview]
Message-ID: <20020123.103833.35505971.davem@redhat.com> (raw)
In-Reply-To: <200201231709.g0NH9em421753@saturn.cs.uml.edu>
In-Reply-To: <20020123.034755.104030619.davem@redhat.com> <200201231709.g0NH9em421753@saturn.cs.uml.edu>
From: "Albert D. Cahalan" <acahalan@cs.uml.edu>
Date: Wed, 23 Jan 2002 12:09:40 -0500 (EST)
> Yes there most certainly are. The driver's MMAP method can fully edit
> the page protection attributes for that mmap area as it pleases.
That doesn't help for MAP_ANON pages.
But it helps _THIS_ case, DRM(dma_mmap) is where all AGP memory comes
from and we can control the page protections for every page there.
If you want to start a thread about controlling cacheability
generically from mmap() or whatever idea you have, please
start a different thread and change the Subject.
next prev parent reply other threads:[~2002-01-23 18:40 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <200201231010.g0NAAuE05886@Port.imtp.ilyichevsk.odessa.ua>
2002-01-23 9:52 ` Daniel Robbins
2002-01-23 10:18 ` David S. Miller
2002-01-23 2:46 ` benh
2002-01-23 14:08 ` David S. Miller
2002-01-23 15:47 ` benh
2002-01-25 18:34 ` Val Henson
2002-01-26 0:20 ` Benjamin Herrenschmidt
2002-01-27 19:22 ` Val Henson
2002-01-27 19:32 ` Benjamin Herrenschmidt
2002-01-23 16:31 ` Albert D. Cahalan
2002-01-23 16:57 ` Daniel Robbins
2002-01-23 17:14 ` benh
2002-01-23 23:14 ` Albert D. Cahalan
2002-01-25 18:17 ` Val Henson
2002-01-23 19:20 ` Oliver Neukum
2002-01-23 10:24 ` David S. Miller
2002-01-23 10:31 ` Rik van Riel
2002-01-23 11:39 ` David S. Miller
2002-01-23 11:39 ` William Lee Irwin III
2002-01-23 11:47 ` David S. Miller
2002-01-23 17:09 ` Albert D. Cahalan
2002-01-23 18:38 ` David S. Miller [this message]
2002-01-23 10:38 Studierende der Universitaet des Saarlandes
2002-01-23 11:44 ` David S. Miller
2002-01-23 12:32 ` Momchil Velikov
2002-01-23 12:34 ` David S. Miller
2002-01-23 12:41 ` Momchil Velikov
2002-01-23 14:50 ` Manfred Spraul
2002-01-23 11:44 ` David Woodhouse
2002-01-23 11:49 ` David S. Miller
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