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

From: Andi Kleen (ak@suse.de)
Date: Wed Jul 02 2003 - 18:56:19 EST

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> 1. We allocate pages in reverse order so most merges cant occur

I added an printk and I get quite a lot of merges during bootup
with normal IDE.

(sometimes 12+ segments)

-Andi
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