From: Arjan van de Ven <arjan@infradead.org>
To: Phillip Susi <psusi@cfl.rr.com>
Cc: Jun Sun <jsun@junsun.net>, linux-kernel@vger.kernel.org
Subject: Re: Can Linux live without DMA zone?
Date: Thu, 02 Nov 2006 17:57:22 +0100 [thread overview]
Message-ID: <1162486642.14530.64.camel@laptopd505.fenrus.org> (raw)
In-Reply-To: <454A1D82.7040709@cfl.rr.com>
On Thu, 2006-11-02 at 11:32 -0500, Phillip Susi wrote:
> Shouldn't only ancient ISA drivers be using GFP_DMA? You know, ones
> that actually require it? PCI drivers should not have this limit.
that is a nice theory, but unfortunately there is just a lot of "PCI"
hardware out there for which the designers decided to save a bit of
copper and only wire up the lower X address lines (for various values of
X)
--
if you want to mail me at work (you don't), use arjan (at) linux.intel.com
Test the interaction between Linux and your BIOS via http://www.linuxfirmwarekit.org
next prev parent reply other threads:[~2006-11-02 16:57 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-02 2:15 Jun Sun
2006-11-02 9:16 ` Arjan van de Ven
2006-11-02 10:32 ` Paul Mundt
2006-11-02 16:32 ` Phillip Susi
2006-11-02 16:57 ` Arjan van de Ven [this message]
2006-11-02 19:08 ` Phillip Susi
2006-11-02 20:10 ` Arjan van de Ven
2006-11-02 21:26 ` Phillip Susi
2006-11-02 22:19 ` Arjan van de Ven
2006-11-02 23:17 ` Jun Sun
2006-11-02 23:24 ` Stephen Hemminger
2006-11-06 2:19 ` Phillip Susi
2006-11-03 17:54 ` Krzysztof Halasa
2006-11-02 18:02 ` Alan Cox
2006-11-02 3:43 Conke Hu
2006-11-02 7:13 ` Peter Zijlstra
2006-11-02 16:13 ` Christoph Lameter
2006-11-02 10:33 Conke Hu
2006-11-02 10:51 ` Arjan van de Ven
2006-11-02 13:09 ` Alan Cox
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