Re: [GIT PULL] Ceph updates for 3.8
From: J. Bruce Fields
Date: Wed Jan 02 2013 - 12:56:00 EST
On Fri, Dec 21, 2012 at 10:59:55AM -0800, Sage Weil wrote:
> On Fri, 21 Dec 2012, J. Bruce Fields wrote:
> > On Thu, Dec 20, 2012 at 01:29:49PM -0800, Sage Weil wrote:
> > > Hi Linus,
> > >
> > > Please pull the following Ceph updates for 3.8 from
> > >
> > > git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client.git for-linus
> > >
> > > There's a trivial conflict in net/ceph/osd_client.c dealing with rbtree
> > > node initialization; the resolution is to keep the RB_CLEAR_NODE() call
> > > (see 4c199a93 for the conflicting commit).
> > >
> > > There are a few different groups of commits here. The largest is Alex's
> > > ongoing work to enable the coming RBD features (cloning, striping).
> > > There is some cleanup in libceph that goes along with it. Cyril and David
> > > have fixed some problems with NFS reexport (leaking dentries and page
> > > locks),
> > Just out of curiosity--what's the state of NFS exports now?
> > I seem to recall initially it was sort-of supported by filehandle
> > lookups didn't really work reliably?
> That hasn't changed yet... if you miss both the client and MDS caches you
> get ESTALE. The MDS cache is big, so this works okay for casual use, but
> it's not great. This should be fixed on the server side of things for the
> next major release (cuttlefish). The client code shouldn't need to
OK, thanks for the update.
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