mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-23 03:04:07 +07:00
076e2cedd6
Export device state to sysfs to allow for easier get device state. Signed-off-by: Joe Jin <joe.jin@oracle.com> Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com> Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com> Cc: Juergen Gross <jgross@suse.com> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
85 lines
2.8 KiB
Plaintext
85 lines
2.8 KiB
Plaintext
What: /sys/bus/xen-backend/devices/*/devtype
|
|
Date: Feb 2009
|
|
KernelVersion: 2.6.38
|
|
Contact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
|
|
Description:
|
|
The type of the device. e.g., one of: 'vbd' (block),
|
|
'vif' (network), or 'vfb' (framebuffer).
|
|
|
|
What: /sys/bus/xen-backend/devices/*/nodename
|
|
Date: Feb 2009
|
|
KernelVersion: 2.6.38
|
|
Contact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
|
|
Description:
|
|
XenStore node (under /local/domain/NNN/) for this
|
|
backend device.
|
|
|
|
What: /sys/bus/xen-backend/devices/vbd-*/physical_device
|
|
Date: April 2011
|
|
KernelVersion: 3.0
|
|
Contact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
|
|
Description:
|
|
The major:minor number (in hexidecimal) of the
|
|
physical device providing the storage for this backend
|
|
block device.
|
|
|
|
What: /sys/bus/xen-backend/devices/vbd-*/mode
|
|
Date: April 2011
|
|
KernelVersion: 3.0
|
|
Contact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
|
|
Description:
|
|
Whether the block device is read-only ('r') or
|
|
read-write ('w').
|
|
|
|
What: /sys/bus/xen-backend/devices/vbd-*/statistics/f_req
|
|
Date: April 2011
|
|
KernelVersion: 3.0
|
|
Contact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
|
|
Description:
|
|
Number of flush requests from the frontend.
|
|
|
|
What: /sys/bus/xen-backend/devices/vbd-*/statistics/oo_req
|
|
Date: April 2011
|
|
KernelVersion: 3.0
|
|
Contact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
|
|
Description:
|
|
Number of requests delayed because the backend was too
|
|
busy processing previous requests.
|
|
|
|
What: /sys/bus/xen-backend/devices/vbd-*/statistics/rd_req
|
|
Date: April 2011
|
|
KernelVersion: 3.0
|
|
Contact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
|
|
Description:
|
|
Number of read requests from the frontend.
|
|
|
|
What: /sys/bus/xen-backend/devices/vbd-*/statistics/rd_sect
|
|
Date: April 2011
|
|
KernelVersion: 3.0
|
|
Contact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
|
|
Description:
|
|
Number of sectors read by the frontend.
|
|
|
|
What: /sys/bus/xen-backend/devices/vbd-*/statistics/wr_req
|
|
Date: April 2011
|
|
KernelVersion: 3.0
|
|
Contact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
|
|
Description:
|
|
Number of write requests from the frontend.
|
|
|
|
What: /sys/bus/xen-backend/devices/vbd-*/statistics/wr_sect
|
|
Date: April 2011
|
|
KernelVersion: 3.0
|
|
Contact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
|
|
Description:
|
|
Number of sectors written by the frontend.
|
|
|
|
What: /sys/bus/xen-backend/devices/*/state
|
|
Date: August 2018
|
|
KernelVersion: 4.19
|
|
Contact: Joe Jin <joe.jin@oracle.com>
|
|
Description:
|
|
The state of the device. One of: 'Unknown',
|
|
'Initialising', 'Initialised', 'Connected', 'Closing',
|
|
'Closed', 'Reconfiguring', 'Reconfigured'.
|