Re: [PATCH 0/5] vDPA/ifcvf: implement immediate initialization mechanism

["Michael S. Tsirkin" <mst@redhat.com>]

On Sat, Apr 01, 2023 at 04:48:49AM +0800, Zhu Lingshan wrote:
> Formerly, ifcvf driver has implemented a lazy-initialization mechanism
> for the virtqueues and other config space contents,
> it would store all configurations that passed down from the userspace,
> then load them to the device config space upon DRIVER_OK.
> 
> This can not serve live migration, so this series implement an
> immediate initialization mechanism, which means rather than the
> former store-load process, the virtio operations like vq ops
> would take immediate actions by access the virtio registers.
> 
> This series also implement irq synchronization in the reset
> routine


Please, prefix each patch subject with vDPA/ifcvf:


> Zhu Lingshan (5):
>   virt queue ops take immediate actions
>   get_driver_features from virito registers
>   retire ifcvf_start_datapath and ifcvf_add_status
>   synchronize irqs in the reset routine
>   a vendor driver should not set _CONFIG_S_FAILED
> 
>  drivers/vdpa/ifcvf/ifcvf_base.c | 162 +++++++++++++++++++-------------
>  drivers/vdpa/ifcvf/ifcvf_base.h |  16 ++--
>  drivers/vdpa/ifcvf/ifcvf_main.c |  97 ++++---------------
>  3 files changed, 122 insertions(+), 153 deletions(-)
> 
> -- 
> 2.39.1

_______________________________________________
Virtualization mailing list
Virtualization@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/virtualization