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References: <20210615141331.407-1-xieyongji@bytedance.com> <YNSgyTHpNjxdKLLR@stefanha-x1.localdomain>
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From:   Yongji Xie <xieyongji@bytedance.com>
Date:   Tue, 29 Jun 2021 11:15:09 +0800
Message-ID: <CACycT3tDpK+eHatDKRkvt1qyA5cO6g4qGN+0nfm3EhFA1OwPww@mail.gmail.com>
Subject: Re: Re: [PATCH v8 00/10] Introduce VDUSE - vDPA Device in Userspace
To:     Stefan Hajnoczi <stefanha@redhat.com>
Cc:     "Michael S. Tsirkin" <mst@redhat.com>,
        Jason Wang <jasowang@redhat.com>,
        Stefano Garzarella <sgarzare@redhat.com>,
        Parav Pandit <parav@nvidia.com>,
        Christoph Hellwig <hch@infradead.org>,
        Christian Brauner <christian.brauner@canonical.com>,
        Randy Dunlap <rdunlap@infradead.org>,
        Matthew Wilcox <willy@infradead.org>,
        Al Viro <viro@zeniv.linux.org.uk>,
        Jens Axboe <axboe@kernel.dk>, bcrl@kvack.org,
        Jonathan Corbet <corbet@lwn.net>,
        =?UTF-8?Q?Mika_Penttil=C3=A4?= <mika.penttila@nextfour.com>,
        Dan Carpenter <dan.carpenter@oracle.com>, joro@8bytes.org,
        Greg KH <gregkh@linuxfoundation.org>, songmuchun@bytedance.com,
        virtualization <virtualization@lists.linux-foundation.org>,
        netdev@vger.kernel.org, kvm <kvm@vger.kernel.org>,
        linux-fsdevel@vger.kernel.org, iommu@lists.linux-foundation.org,
        linux-kernel <linux-kernel@vger.kernel.org>
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On Mon, Jun 28, 2021 at 9:02 PM Stefan Hajnoczi <stefanha@redhat.com> wrote:
>
> On Tue, Jun 15, 2021 at 10:13:21PM +0800, Xie Yongji wrote:
> > This series introduces a framework that makes it possible to implement
> > software-emulated vDPA devices in userspace. And to make it simple, the
> > emulated vDPA device's control path is handled in the kernel and only the
> > data path is implemented in the userspace.
>
> This looks interesting. Unfortunately I don't have enough time to do a
> full review, but I looked at the documentation and uapi header file to
> give feedback on the userspace ABI.
>

OK. Thanks for your comments. It's helpful!

Thanks,
Yongji