From: Cindy Lu <lulu@redhat.com>
To: lulu@redhat.com, jasowang@redhat.com, mst@redhat.com,
maxime.coquelin@redhat.com, xieyongji@bytedance.com,
kvm@vger.kernel.org, linux-kernel@vger.kernel.org,
virtualization@lists.linux-foundation.org,
netdev@vger.kernel.org
Cc: stable@vger.kernel.org
Subject: [RFC v2 0/4] Support reconnection in vduse
Date: Tue, 12 Sep 2023 11:00:04 +0800 [thread overview]
Message-ID: <20230912030008.3599514-1-lulu@redhat.com> (raw)
These patches add the reconnect support in vduse, The steps
is map the pages from kernel to userspace, userspace
app will sync the reconnection status and vq_info in the pages
Also, add the new IOCTL VDUSE_GET_RECONNECT_INFO
userspace app will use this information to mmap the memory
Will send the patch for DPDK later
Tested in vduse + dpdk test-pmd
Signed-off-by: Cindy Lu <lulu@redhat.com>
Cindy Lu (4):
vduse: Add function to get/free the pages for reconnection
vduse: Add file operation for mmap
vduse: update the vq_info in ioctl
vduse: Add new ioctl VDUSE_GET_RECONNECT_INFO
drivers/vdpa/vdpa_user/vduse_dev.c | 177 +++++++++++++++++++++++++++++
include/uapi/linux/vduse.h | 21 ++++
2 files changed, 198 insertions(+)
--
2.34.3
next reply other threads:[~2023-09-12 3:52 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-12 3:00 Cindy Lu [this message]
2023-09-12 3:00 ` [RFC v2 1/4] vduse: Add function to get/free the pages for reconnection Cindy Lu
2023-09-12 3:01 ` kernel test robot
2023-09-18 8:41 ` Jason Wang
2023-09-21 14:06 ` Cindy Lu
2023-09-12 3:00 ` [RFC v2 2/4] vduse: Add file operation for mmap Cindy Lu
2023-09-18 8:46 ` Jason Wang
2023-09-12 3:00 ` [RFC v2 3/4] vduse: update the vq_info in ioctl Cindy Lu
2023-09-12 7:39 ` Jason Wang
2023-09-25 4:15 ` Cindy Lu
2023-09-29 9:08 ` Maxime Coquelin
2023-09-29 9:12 ` Maxime Coquelin
2023-10-08 5:17 ` Jason Wang
2023-09-12 3:00 ` [RFC v2 4/4] vduse: Add new ioctl VDUSE_GET_RECONNECT_INFO Cindy Lu
2023-09-18 8:48 ` Jason Wang
2023-09-21 14:01 ` Cindy Lu
2023-09-25 2:57 ` Jason Wang
2023-09-25 3:19 ` Cindy Lu
2023-09-29 9:08 ` Maxime Coquelin
2023-10-09 3:00 ` Cindy Lu
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