Re: [PATCH v5 0/2] block/blkio: support fd passing for virtio-blk-vhost-vdpa driver

[Stefan Hajnoczi]

On Tue, May 30, 2023 at 09:19:39AM +0200, Stefano Garzarella wrote:
> v5:
> - moved `features` to the object level to simplify libvirt code [Jonathon]
> - wrapped a line too long in the documentation [Markus]
> - added Stefan R-b tags
> 
> v4: 
> https://lore.kernel.org/qemu-devel/20230526150304.158206-1-sgarzare@redhat.com/
> - added patch 02 to allow libvirt to discover we support fdset [Markus]
> - modified the commit description of patch 01
> 
> v3: 
> https://lore.kernel.org/qemu-devel/20230511091527.46620-1-sgarzare@redhat.com/
> - use qemu_open() on `path` to simplify libvirt code [Jonathon]
> - remove patch 01 since we are not using monitor_fd_param() anymore
> 
> v2: 
> https://lore.kernel.org/qemu-devel/20230504092843.62493-1-sgarzare@redhat.com/
> - added patch 01 to use monitor_fd_param() in the blkio module
> - use monitor_fd_param() to parse the fd like vhost devices [Stefan]
> 
> v1: 
> https://lore.kernel.org/qemu-devel/20230502145050.224615-1-sgarzare@redhat.com/
> 
> The virtio-blk-vhost-vdpa driver in libblkio 1.3.0 supports the new
> 'fd' property. Let's expose this to the user, so the management layer
> can pass the file descriptor of an already opened vhost-vdpa character
> device. This is useful especially when the device can only be accessed
> with certain privileges.
> 
> Stefano Garzarella (2):
>   block/blkio: use qemu_open() to support fd passing for virtio-blk
>   qapi: add '@fdset' feature for BlockdevOptionsVirtioBlkVhostVdpa
> 
>  meson.build          |  4 ++++
>  qapi/block-core.json |  6 +++++
>  block/blkio.c        | 53 ++++++++++++++++++++++++++++++++++++--------
>  3 files changed, 54 insertions(+), 9 deletions(-)
> 
> -- 
> 2.40.1
> 

Thanks, applied to my block tree:
https://gitlab.com/stefanha/qemu/commits/block

Stefan

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