Re: [Tux3] Tux3 report: Tux3 Git tree available

[Matthew Wilcox]

On Fri, Mar 13, 2009 at 12:04:40AM +1100, Nick Piggin wrote:
> As far as the per-block pagecache state (as opposed to the per-block fs
> state), I don't see any reason it is a problem for efficiency. We have to
> do per-page operations anyway.

Why?  Wouldn't it be nice if we could do arbitrary extents?  I suppose
superpages or soft page sizes get us most of the way there, but the
rounding or pieces at the end are a bit of a pain.  Sure, it'll be a
huge upheaval for the VM, but we're good at huge upheavals ;-)

-- 
Matthew Wilcox				Intel Open Source Technology Centre
"Bill, look, we understand that you're interested in selling us this
operating system, but compare it to ours.  We can't possibly take such
a retrograde step."
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