Messages in this thread | | | From | Cindy Lu <> | Subject | [PATCH v2 0/5] vduse: Add support for reconnection | Date | Tue, 21 Nov 2023 15:30:45 +0800 |
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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()".
change in V2 1. Address the comments from v1 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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