Re: [00/17] Large Blocksize Support V3

From: Christoph Lameter
Date: Mon Apr 30 2007 - 01:23:43 EST

On Sat, 28 Apr 2007, Maxim Levitsky wrote:

> 1) Is it possible for block device to assume that it will alway get big
> requests (and aligned by big blocksize) ?

That is one of the key problems. We hope that Mel Gorman's antifrag work
will get us there.

> 2) Does metadata reading/writing occuress also using same big blocksize ?

It can if the filesystem decides to and sets up the order the mapping.

> 3 If so, How __bread/__getblk are affrected? Does returned buffer_head point
> to whole block ?


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