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From:   Jason Wang <jasowang@redhat.com>
Date:   Wed, 21 Sep 2022 15:45:02 +0800
Message-ID: <CACGkMEshK=GoBivM-mHbFBAtvqTQKF-WMwTKvDRxJ70WjVebdA@mail.gmail.com>
Subject: Re: [PATCH 0/3] vdpa: device feature provisioning
To:     Parav Pandit <parav@nvidia.com>
Cc:     "mst@redhat.com" <mst@redhat.com>, Eli Cohen <elic@nvidia.com>,
        "si-wei.liu@oracle.com" <si-wei.liu@oracle.com>,
        "wuzongyong@linux.alibaba.com" <wuzongyong@linux.alibaba.com>,
        "virtualization@lists.linux-foundation.org" 
        <virtualization@lists.linux-foundation.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "eperezma@redhat.com" <eperezma@redhat.com>,
        "lingshan.zhu@intel.com" <lingshan.zhu@intel.com>,
        "gdawar@xilinx.com" <gdawar@xilinx.com>,
        "lulu@redhat.com" <lulu@redhat.com>,
        "xieyongji@bytedance.com" <xieyongji@bytedance.com>
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On Wed, Sep 21, 2022 at 3:17 AM Parav Pandit <parav@nvidia.com> wrote:
>
> Hi Jason,
>
> > From: Jason Wang <jasowang@redhat.com>
> > Sent: Thursday, September 15, 2022 4:51 AM
> > To: mst@redhat.com; jasowang@redhat.com
> > Cc: Eli Cohen <elic@nvidia.com>; si-wei.liu@oracle.com; Parav Pandit
> > <parav@nvidia.com>; wuzongyong@linux.alibaba.com;
> > virtualization@lists.linux-foundation.org; linux-kernel@vger.kernel.org;
> > eperezma@redhat.com; lingshan.zhu@intel.com; gdawar@xilinx.com;
> > lulu@redhat.com; xieyongji@bytedance.com
> > Subject: [PATCH 0/3] vdpa: device feature provisioning
> >
> > Hi All:
> >
> > Virtio features are neogiated between the device and the drivers. This allows
> > the mediation layer like vDPA to hide some features from the driver to
> > faciliate the cross vendor live migration:
> >
> > vDPA on the source supports feature set X vDPA on the destination supports
> > feature set Y
> >
> > Management can simply provision the vDPA instance with features X&Y on
> > both source and destination to let the vDPA can be migrate-able between
> > the two vDPA devies with different features support.
> >
> > This series tries to allow the device features to be provisioned via netlink to
> > achieve this.
> Very useful series.
> Can you please add vdpa example command with and without -jp option in each of the commit logs?

Yes, I will do it in V2.

Thanks

>
> Thanks.
>