Subject: Re: [0/4] DST: Distributed storage.

From: Evgeniy Polyakov <[email-masked]>
Date: Tue, 4 Dec 2007 20:21:47 +0300

On Tue, Dec 04, 2007 at 04:56:26PM +0000, Christoph Hellwig ([email-masked]) wrote:
> > >  * fixed bug with XFS metadata update (it can provide slab pages to the
> > >         DST, so it is not allowed to transfer them using ->sendpage())
> 
> xfs hasn't been doing that anymore for quite a while.  Block drivers
> don't need hacks for it anymore, epsecially as it's not reliably
> detectable.

I use 2.6.22 and it is there, maybe it was changed later.
Right now it can be detected quite trivially, but can result in a little
more bio startup overhead, I just did not know that it was allowed and
thus did not have a check in the DST.

-- 
	Evgeniy Polyakov