On Mon, Jan 05, 2015 at 05:12:10PM +0400, Andrey Korolyov wrote:
> On Fri, Jan 2, 2015 at 4:04 PM, Stefan Hajnoczi <stefa...@gmail.com> wrote:
> > On Thu, Dec 18, 2014 at 07:38:59PM +0400, Andrey Korolyov wrote:
> >> 2.1-stable is currently crashing with the
> >>
> >> Co-routine re-entered recursively
> >> 2014-12-16 15:06:23.578+0000: shutting down
> >>
> >> after execution of (for example) following when using virtio-dp as a
> >> disk backend:
> >>
> >> '{ "execute": "nbd-server-start", "arguments": { "addr": { "type":
> >> "inet", "data": { "host": "10.6.0.1", "port": "3333" } } } }'
> >> '{ "execute": "nbd-server-add", "arguments": {"device":
> >> "drive-virtio-disk0","writable": false } }'
> >
> > Hi,
> > You need patches from Max Reitz that make the run-time NBD server
> > support dataplane:
> > f214928 nbd: Follow the BDS' AIO context
> > 3338442 block: Add AIO context notifiers
> > 958c717 nbd: Drop nbd_can_read()
> >
> > Please try QEMU v2.2.0 or qemu.git.
> >
> > Stefan
>
> Thanks Stefan, those commits are enough to make dataplane drive work
> well with runtime nbd server. By the way, can such functionality
> improvements (not major improvements like discard support for scsi)
> make their way as backports? To reword this, unexpected behavior like
> sudden shutdown I described is better to be closed by later fixes than
> by stubs or left as it currently behaving IMO.Oops, I typoed the qemu-sta...@nongnu.org email address. Trying again... QEMU stable folks: will there be another 2.1.x release? Stefan
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