Messages in this thread | | | Date | Fri, 21 Sep 2012 13:10:13 -0400 | From | Konrad Rzeszutek Wilk <> | Subject | Re: [PATCH 0/6] xen: frontend devices should handle missed backend CLOSING |
| |
On Fri, Sep 21, 2012 at 05:04:18PM +0100, David Vrabel wrote: > The series makes all the Xen frontend drivers handle the backend > transitioning to CLOSED without the frontend having previously seen > the backend in the CLOSING state. > > Backends shouldn't do this but some do. e.g., if the host is > XenServer and the toolstack decides to do a forced shutdown of a VBD, > then the blkfront may miss the CLOSING transition and the /dev/xvdX > device will not be destroyed which prevents it being reused. > > I have seen systems that ended up in this state but it's not clear if > this was the actual cause. However, I think in general it's a good > thing to thing to improve the handling of unexpected state > transitions. > > Konrad, I've split this into a patch per frontend in case each patch > should go via a different maintainer. But if you'd prefer, I can roll > this up into one patch to via your Xen tree.
I like the split-up. Can you repost them with the different maintainers CC (scripts/get_maintainers.pl) and with Acked-by from me on them?
> > David
| |