Re: [00/17] Large Blocksize Support V3

From: Andrew Morton
Date: Sat Apr 28 2007 - 00:57:09 EST

On Sat, 28 Apr 2007 13:17:40 +1000 David Chinner <dgc@xxxxxxx> wrote:

> > Fix up your lameo HBA for reads.
> Where did that come from? You spend 20 lines described the inefficiencies
> of the readahead in the page cache and it should be fixed but then you
> turn around and say fix the HBA?

My (repeated) point is that if we populate pagecache with physically-contiguous 4k
pages in this manner then bio+block will be able to create much larger SG lists.
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