From: "Scott Parish" <srparish@us.ibm.com>
To: Ian Pratt <m+Ian.Pratt@cl.cam.ac.uk>
Cc: Chris Wright <chrisw@osdl.org>, xen-devel@lists.xensource.com
Subject: Re: dma_alloc_coherent issue with tg3 in x86_64 build
Date: Thu, 28 Jul 2005 20:03:08 +0000 [thread overview]
Message-ID: <20050728200308.GE4224@us.ibm.com> (raw)
In-Reply-To: <A95E2296287EAD4EB592B5DEEFCE0E9D282822@liverpoolst.ad.cl.cam.ac.uk>
On Thu, Jul 28, 2005 at 09:59:22PM +0100, Ian Pratt wrote:
> Do you know how large a contiguous chunk the tg3 needs?
A quick glance at the code, it looks like it requests at least 4 pages,
and possibly multiple times.
> I guess we could hold onto a few large chunks before making the dom0
> memory allocation.
I'm surprised that the mfns are already fragmented that early in boot.
Or maybe this case is just an example of bad luck?
sRp
--
Scott Parish
Signed-off-by: srparish@us.ibm.com
next prev parent reply other threads:[~2005-07-28 20:03 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-07-28 20:59 dma_alloc_coherent issue with tg3 in x86_64 build Ian Pratt
2005-07-28 20:03 ` Scott Parish [this message]
2005-07-29 8:33 ` Gerd Knorr
2005-07-28 21:07 ` Chris Wright
-- strict thread matches above, loose matches on Subject: below --
2005-07-28 21:25 Ian Pratt
2005-07-29 10:07 ` Keir Fraser
2005-07-28 19:36 Chris Wright
2005-07-28 19:44 ` Jerone Young
2005-07-28 19:52 ` Chris Wright
2005-07-28 20:59 ` Jerone Young
2005-07-29 10:03 ` Keir Fraser
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