Messages in this thread | | | From | Jason Wang <> | Date | Wed, 22 Nov 2023 14:11:24 +0800 | Subject | Re: [PATCH v2 0/5] vduse: Add support for reconnection |
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On Tue, Nov 21, 2023 at 3:30 PM Cindy Lu <lulu@redhat.com> wrote: > > Here is the reconnect support in vduse, > > kernel will allocted pages for reconnection > userspace need use ioctl VDUSE_GET_RECONNECT_INFO to > get the mmap related information and then mapping these pages > to userspace. > kernel and userspace will use these pages to sync > the reconnect information > kernel will use VDUSE_VQ_GET_INFO to sync the information > userspace App will call during the "user_app_dev_start()".
It would be better to describe the uAPI instead of duplicating the logic of the codes.
> > change in V2 > 1. Address the comments from v1
It's better to be more verbose here, people can easily forget the comments since V1.
Thanks
> 2. Add the document for reconnect process > > Cindy Lu (5): > 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 > Documentation: Add reconnect process for VDUSE > > Documentation/userspace-api/vduse.rst | 29 ++++ > drivers/vdpa/vdpa_user/vduse_dev.c | 198 +++++++++++++++++++++++++- > include/uapi/linux/vduse.h | 50 +++++++ > 3 files changed, 276 insertions(+), 1 deletion(-) > > -- > 2.34.3 >
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