Messages in this thread | | | From | Jason Wang <> | Date | Wed, 18 Oct 2023 13:09:47 +0800 | Subject | Re: [PATCH v1 0/4] vduse: Reconnection support in vduse |
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On Tue, Oct 17, 2023 at 10:52 AM Cindy Lu <lulu@redhat.com> wrote: > > On Tue, Oct 17, 2023 at 10:44 AM Jason Wang <jasowang@redhat.com> wrote: > > > > On Wed, Oct 11, 2023 at 2:42 PM 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
Btw, I would expect to add the protocol into the VDUSE doc to describe the exact step for doing reconnection.
Thanks
> > > > > > 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 > > > > > >
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