Re: [RFC] block layer support for DMA IOMMU bypass mode II

David S. Miller (davem@redhat.com)
Tue, 08 Jul 2003 15:04:33 -0700 (PDT)


From: Andi Kleen <ak@suse.de>
Date: Tue, 8 Jul 2003 21:34:27 +0200

Do you know a common PCI block device that would benefit from this
(performs significantly better with short sg lists)? It would be
interesting to test.

%10 to %15 on sym53c8xx devices found on sparc64 boxes.
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