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From:   Cindy Lu <lulu@redhat.com>
Date:   Tue, 17 Oct 2023 10:51:31 +0800
Message-ID: <CACLfguXyk7E2z=WM+=uWEd73CCgodyvgQUG0eXvfHP+6UHjx8g@mail.gmail.com>
Subject: Re: [PATCH v1 0/4] vduse: Reconnection support in vduse
To:     Jason Wang <jasowang@redhat.com>
Cc:     mst@redhat.com, xieyongji@bytedance.com,
        linux-kernel@vger.kernel.org, maxime.coquelin@redhat.com
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On Tue, Oct 17, 2023 at 10:44=E2=80=AFAM Jason Wang <jasowang@redhat.com> w=
rote:
>
> On Wed, Oct 11, 2023 at 2:42=E2=80=AFPM Cindy Lu <lulu@redhat.com> wrote:
> >
> > Here is the reconnect support in vduse,
> >
> > The kernel will allocate pages for reconnection
> > userspace needs to use ioctl VDUSE_GET_RECONNECT_INFO to
> > get the mmap related infomation and then map these pages
> > to userspace.
> > The kernel and userspace will use these pages to sync
> > the reconnect information
> >
> > Tested in vduse + dpdk test-pmd
>
> I would like to see the DPDK part as a reference. Would you mind
> giving me a pointer?
>
> Thanks
>
sure, Will send the dpdk patch soon
thanks
cindy
> >
> > Cindy Lu (4):
> >   vduse: Add function to get/free the pages for reconnection
> >   vduse: Add file operation for mmap
> >   vduse: Add new ioctl VDUSE_GET_RECONNECT_INFO
> >   vduse: update the vq_info in ioctl
> >
> >  drivers/vdpa/vdpa_user/vduse_dev.c | 175 +++++++++++++++++++++++++++++
> >  include/uapi/linux/vduse.h         |  43 +++++++
> >  2 files changed, 218 insertions(+)
> >
> > --
> > 2.34.3
> >
>