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Re: [Qemu-devel] [PATCH 0/3] Drop virtio-{blk,scsi} op blockers

From: Stefan Hajnoczi
Subject: Re: [Qemu-devel] [PATCH 0/3] Drop virtio-{blk,scsi} op blockers
Date: Thu, 19 May 2016 13:48:00 -0700
User-agent: Mutt/1.6.0 (2016-04-01)

On Wed, May 18, 2016 at 04:24:07PM +0800, Fam Zheng wrote:
> We are ready to get rid of dataplane's op blockers altogether. Most operations
> are already unblocked in virtio-blk, and those remained for virtio-scsi only
> because we haven't got around to add counterpart unblocking code.
> The first patch fixes an existing bug with blockdev-backup. Then the op
> blockers are removed from both devices.
> Fam Zheng (3):
>   blockdev-backup: Don't move target AioContext if it's attached
>   virtio-blk: Remove op blocker for dataplane
>   virtio-scsi: Remove op blocker for dataplane
>  blockdev.c                      | 12 +++++++-
>  hw/block/dataplane/virtio-blk.c | 63 
> -----------------------------------------
>  hw/scsi/virtio-scsi.c           | 62 ----------------------------------------

Thanks, applied to my block tree:

We may still need to refine how aio context contraints between BDSes
work (my reply to Patch 1) but this series doesn't change semantics
there.  Looks good.


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