Re: [PATCH v6 0/8] Support exporting BDSs via VDUSE

[Stefan Hajnoczi]

On Mon, May 23, 2022 at 04:46:03PM +0800, Xie Yongji wrote:
> Hi all,
> 
> Last few months ago, VDUSE (vDPA Device in Userspace) [1] has
> been merged into Linux kernel as a framework that make it
> possible to emulate a vDPA device in userspace. This series
> aimed at implementing a VDUSE block backend based on the
> qemu-storage-daemon infrastructure.
> 
> To support that, we firstly introduce a VDUSE library as a
> subproject (like what libvhost-user does) to help implementing
> VDUSE backends in QEMU. Then a VDUSE block export is implemented
> based on this library. At last, we add resize and reconnect support
> to the VDUSE block export and VDUSE library.
> 
> Now this series is based on Stefan's patch [2]. And since we don't
> support vdpa-blk in QEMU currently, the VM case is tested with my
> previous patchset [3].
> 
> [1] https://www.kernel.org/doc/html/latest/userspace-api/vduse.html
> [2] 20220518130945.2657905-1-stefanha@redhat.com/">https://lore.kernel.org/all/20220518130945.2657905-1-stefanha@redhat.com/
> [3] https://www.mail-archive.com/qemu-devel@nongnu.org/msg797569.html
> 
> Please review, thanks!

I talked to Kevin about who should merge this. He will do a final
review and it can go through his tree.

I will drop it from my 'block' branch for now.

Stefan

signature.asc
Description: PGP signature