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Docs/ABI/testing: Add VDUSE sysfs interface ABI document

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This adds missing documentation for VDUSE sysfs interface ABI
under Documentation/ABI/testing.

Signed-off-by: Xie Yongji <xieyongji@bytedance.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Link: https://lore.kernel.org/r/20220524115143.187-1-xieyongji@bytedance.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Xie Yongji 2022-05-24 19:51:42 +08:00 committed by Greg Kroah-Hartman
parent 44fd191731
commit afa8fe4cc4
2 changed files with 34 additions and 0 deletions
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Documentation/ABI/testing/sysfs-class-vduse Normal file
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What: /sys/class/vduse/
Date: Oct 2021
KernelVersion: 5.15
Contact: Yongji Xie <xieyongji@bytedance.com>
Description:
The vduse/ class sub-directory belongs to the VDUSE
framework and provides a sysfs interface for configuring
VDUSE devices.
What: /sys/class/vduse/control/
Date: Oct 2021
KernelVersion: 5.15
Contact: Yongji Xie <xieyongji@bytedance.com>
Description:
This directory entry is created for the control device
of VDUSE framework.
What: /sys/class/vduse/<device-name>/
Date: Oct 2021
KernelVersion: 5.15
Contact: Yongji Xie <xieyongji@bytedance.com>
Description:
This directory entry is created when a VDUSE device is
created via the control device.
What: /sys/class/vduse/<device-name>/msg_timeout
Date: Oct 2021
KernelVersion: 5.15
Contact: Yongji Xie <xieyongji@bytedance.com>
Description:
(RW) The timeout (in seconds) for waiting for the control
message's response from userspace. Default value is 30s.
Writing a '0' to the file means to disable the timeout.

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MAINTAINERS
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@ -21125,6 +21125,7 @@ M: Jason Wang <jasowang@redhat.com>
L: virtualization@lists.linux-foundation.org L: virtualization@lists.linux-foundation.org
S: Maintained S: Maintained
F: Documentation/ABI/testing/sysfs-bus-vdpa F: Documentation/ABI/testing/sysfs-bus-vdpa
F: Documentation/ABI/testing/sysfs-class-vduse
F: Documentation/devicetree/bindings/virtio/ F: Documentation/devicetree/bindings/virtio/
F: drivers/block/virtio_blk.c F: drivers/block/virtio_blk.c
F: drivers/crypto/virtio/ F: drivers/crypto/virtio/