linux-kernel - Re: Re: [PATCH v8 00/10] Introduce VDUSE

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Message-ID: <CACycT3tDpK+eHatDKRkvt1qyA5cO6g4qGN+0nfm3EhFA1OwPww@mail.gmail.com>
Date:   Tue, 29 Jun 2021 11:15:09 +0800
From:   Yongji Xie <xieyongji@...edance.com>
To:     Stefan Hajnoczi <stefanha@...hat.com>
Cc:     "Michael S. Tsirkin" <mst@...hat.com>,
        Jason Wang <jasowang@...hat.com>,
        Stefano Garzarella <sgarzare@...hat.com>,
        Parav Pandit <parav@...dia.com>,
        Christoph Hellwig <hch@...radead.org>,
        Christian Brauner <christian.brauner@...onical.com>,
        Randy Dunlap <rdunlap@...radead.org>,
        Matthew Wilcox <willy@...radead.org>,
        Al Viro <viro@...iv.linux.org.uk>,
        Jens Axboe <axboe@...nel.dk>, bcrl@...ck.org,
        Jonathan Corbet <corbet@....net>,
        Mika Penttilä <mika.penttila@...tfour.com>,
        Dan Carpenter <dan.carpenter@...cle.com>, joro@...tes.org,
        Greg KH <gregkh@...uxfoundation.org>, songmuchun@...edance.com,
        virtualization <virtualization@...ts.linux-foundation.org>,
        netdev@...r.kernel.org, kvm <kvm@...r.kernel.org>,
        linux-fsdevel@...r.kernel.org, iommu@...ts.linux-foundation.org,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: Re: [PATCH v8 00/10] Introduce VDUSE - vDPA Device in Userspace

On Mon, Jun 28, 2021 at 9:02 PM Stefan Hajnoczi <stefanha@...hat.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