Re: [Qemu-block] [Qemu-devel] [PATCH 00/31] make bdrv_get_block_status byte-based

[Eric Blake]

On 04/17/2017 08:33 PM, Eric Blake wrote:
> There are patches floating around to add NBD_CMD_BLOCK_STATUS,
> but NBD wants to report status on byte granularity (even if the
> reporting will probably be naturally aligned to sectors or even
> much higher levels).  I've therefore started the task of
> converting our block status code to report at a byte granularity
> rather than sectors.
> 
> This is part three of that conversion: dirty-bitmap. Earlier parts

Correction: this is part three: bdrv_get_block_status

> have been (mostly) reviewed, for bdrv_is_allocated and dirty-bitmaps.
> 
> Perhaps I could have split this in two; patches 1-10 vs. 11-31 make
> a nice division of labor.
> 
> Available as a tag at:
> git fetch git://repo.or.cz/qemu/ericb.git nbd-byte-status-v1
> 
> It requires the following (v1 of bdrv_is_allocated, v1 of dirty-bitmap,
> v9 of blkdebug, and Max's block-next tree):
> https://lists.gnu.org/archive/html/qemu-devel/2017-04/msg01995.html
> https://lists.gnu.org/archive/html/qemu-devel/2017-04/msg01723.html
> https://lists.gnu.org/archive/html/qemu-devel/2017-04/msg01298.html
> https://lists.gnu.org/archive/html/qemu-devel/2017-04/msg02163.html
> 
-- 
Eric Blake, Principal Software Engineer
Red Hat, Inc.           +1-919-301-3266
Virtualization:  qemu.org | libvirt.org

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