Subject: Re: [GIT PULL] AlacrityVM guest drivers for 2.6.33

From: Andi Kleen <[email-masked]>
Date: Wed, 23 Dec 2009 20:50:52 +0100

"Ira W. Snyder" <[email-masked]> writes:

> (You'll quickly find that you must use DMA to transfer data across PCI.
> AFAIK, CPU's cannot do burst accesses to the PCI bus. I get a 10+ times

AFAIK that's what write-combining on x86 does. DMA has other
advantages of course.

-Andi
-- 
[email-masked] -- Speaking for myself only.