Documentation/ABI/testing/sysfs-class-vduse

   1 What:           /sys/class/vduse/
   2 Date:           Oct 2021
   3 KernelVersion:  5.15
   4 Contact:        Yongji Xie <xieyongji@bytedance.com>
   5 Description:
   6                 The vduse/ class sub-directory belongs to the VDUSE
   7                 framework and provides a sysfs interface for configuring
   8                 VDUSE devices.
   9
  10 What:           /sys/class/vduse/control/
  11 Date:           Oct 2021
  12 KernelVersion:  5.15
  13 Contact:        Yongji Xie <xieyongji@bytedance.com>
  14 Description:
  15                 This directory entry is created for the control device
  16                 of VDUSE framework.
  17
  18 What:           /sys/class/vduse/<device-name>/
  19 Date:           Oct 2021
  20 KernelVersion:  5.15
  21 Contact:        Yongji Xie <xieyongji@bytedance.com>
  22 Description:
  23                 This directory entry is created when a VDUSE device is
  24                 created via the control device.
  25
  26 What:           /sys/class/vduse/<device-name>/msg_timeout
  27 Date:           Oct 2021
  28 KernelVersion:  5.15
  29 Contact:        Yongji Xie <xieyongji@bytedance.com>
  30 Description:
  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.