Re: [Qemu-devel] 4k seq read splitting for virtio-blk - possible workarounds?

[Paolo Bonzini]

On 27/10/2015 03:04, Fam Zheng wrote:
> > My plan is for
> > 2.6 to have fine-grained critical sections (patches written, will repost
> > during 2.5 hard freeze), 2.7 (unlikely 2.6) to have fine-grained locks,
> > and 2.8 or 2.9 to have multiqueue.
> 
> You're talking about virtio-scsi, right? What about virtio-blk? Do you think 
> we
> should resume the "fake" virtio-blk multiqueue work on QEMU side?

Even both.  If you resume the "fake" virtio-blk multiqueue, converting
to real multiqueue at the same time as virtio-scsi should be trivial.
The difficult part of course is not the device models, it's the block
layer...

Paolo