On Thu, Jan 17, 2019 at 02:24:10PM +0100, Alberto Garcia wrote: > On Wed 16 Jan 2019 02:54:44 PM CET, Stefan Hajnoczi wrote: > > This patch series makes virtio-blk and virtio-scsi more robust, > > although I haven't checked what happens if the drive is attached to a > > different IOThread than the device - will the switchover work? > > You mean if you use x-blockdev-set-iothread with a drive and then attach > it to a device using a different thread? That seems to work (with my > patch).
Does it work with a running VM that will do I/O? If yes, then that's great and we should merge the virtio-blk/scsi patches to make them robust for this case. I'm a little surprised it works though :-) because the code wasn't designed or tested for this. Stefan
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