Re: [dm-devel] [xfs-masters] new dm-bufio

[Christoph Hellwig <hch infradead org>]

On Tue, Aug 30, 2011 at 11:49:06AM +1000, Dave Chinner wrote:
> 
> It's a relic from the days of Irix that we've kept around and never
> really touched because it's never shown up as a problem. Such code
> is cleaned up as we go along or as problems arise.
> 
> As it is, this patchset:
> 
> http://thread.gmane.org/gmane.linux.kernel.mm/67326
> 
> that I'm currently working on changes the shrinker API to be much
> more sane - the shrinker now has a separate "count objects"
> operation and the "scan objects" operation now returns the number of
> items freed rather than the number of items left in the cache.

I think if you find bugs like that they should be in patches separate
from the main conversion.  Especially given that the 3.2 merge window
is getting closer a first batch of patches with these fixes and some
of the preparatory icache/dcache changes that can go into linux-next
ASAP would be nice.