1What: /sys/class/vduse/ 2Date: Oct 2021 3KernelVersion: 5.15 4Contact: Yongji Xie <xieyongji@bytedance.com> 5Description: 6 The vduse/ class sub-directory belongs to the VDUSE 7 framework and provides a sysfs interface for configuring 8 VDUSE devices. 9 10What: /sys/class/vduse/control/ 11Date: Oct 2021 12KernelVersion: 5.15 13Contact: Yongji Xie <xieyongji@bytedance.com> 14Description: 15 This directory entry is created for the control device 16 of VDUSE framework. 17 18What: /sys/class/vduse/<device-name>/ 19Date: Oct 2021 20KernelVersion: 5.15 21Contact: Yongji Xie <xieyongji@bytedance.com> 22Description: 23 This directory entry is created when a VDUSE device is 24 created via the control device. 25 26What: /sys/class/vduse/<device-name>/msg_timeout 27Date: Oct 2021 28KernelVersion: 5.15 29Contact: Yongji Xie <xieyongji@bytedance.com> 30Description: 31 (RW) The timeout (in seconds) for waiting for the control 32 message's response from userspace. Default value is 30s. 33 Writing a '0' to the file means to disable the timeout. 34