DEVLINK-DEV(8) Linux DEVLINK-DEV(8)
NAME
vdpa-dev - vdpa device configuration
SYNOPSIS
vdpa dev [ OPTIONS ] { COMMAND| help }
OPTIONS := { -V[ersion] }
vdpa dev show [ DEV ]
vdpa dev help
vdpa dev add name NAME mgmtdev MGMTDEV [ device_features DEVICE_FEATURES
] [ mac MACADDR ] [ mtu MTU ] [ max_vqp MAX_VQ_PAIRS ]
vdpa dev del DEV
vdpa dev config show [ DEV ]
vdpa dev vstats show DEV qidx QUEUE_INDEX
vdpa dev set name NAME mac [ MACADDR ]
DESCRIPTION
vdpa dev show - display vdpa device attributes
DEV - specifies the vdpa device to show. If this argument is omitted
all devices are listed.
Format is:
VDPA_DEVICE_NAME
vdpa dev add - add a new vdpa device.
name NAME
Name of the new vdpa device to add.
mgmtdev MGMTDEV
Name of the management device to use for device addition.
device_features DEVICE_FEATURES Specifies the virtio device features
bit-mask that is provisioned for the new vdpa device.
The bits can be found under include/uapi/linux/virtio*h.
see macros such as VIRTIO_F_ and VIRTIO_XXX(e.g NET)_F_ for specific bit
values.
This is optional.
mac MACADDR - specifies the mac address for the new vdpa device. This
is applicable only for the network type of vdpa device. This is op-
tional.
mtu MTU - specifies the mtu for the new vdpa device. This is applicable
only for the network type of vdpa device. This is optional.
vdpa dev del - Delete the vdpa device.
DEV - specifies the vdpa device to delete.
vdpa dev config show - Show configuration of specific device or all devices.
DEV - specifies the vdpa device to show its configuration. If this ar-
gument is omitted all devices configuration is listed.
Format is:
VDPA_DEVICE_NAME
vdpa dev vstats show - shows vendor specific statistics for the given device
and virtqueue index. The information is presented as name-value pairs
where name is the name of the field and value is a numeric value for it.
DEV - specifies the vdpa device to query
qidx QUEUE_INDEX
- specifies the virtqueue index to query
vdpa dev set - set the configuration to the vdpa device.
name NAME -Name of the vdpa device to configure.
mac MACADDR - specifies the mac address for the vdpa device. This is
applicable only for the network type of vdpa device.
EXAMPLES
vdpa dev show
Shows the all vdpa devices on the system.
vdpa dev show foo
Shows the specified vdpa device.
vdpa dev add name foo mgmtdev vdpa_sim_net
Add the vdpa device named foo on the management device vdpa_sim_net.
vdpa dev add name foo mgmtdev vdpa_sim_net device_features 0x300020000
Add the vdpa device named foo on the management device vdpa_sim_net
with device_features of 0x300020000
vdpa dev add name foo mgmtdev vdpa_sim_net mac 00:11:22:33:44:55
Add the vdpa device named foo on the management device vdpa_sim_net
with mac address of 00:11:22:33:44:55.
vdpa dev add name foo mgmtdev vdpa_sim_net mac 00:11:22:33:44:55 mtu
9000
Add the vdpa device named foo on the management device vdpa_sim_net
with mac address of 00:11:22:33:44:55 and mtu of 9000 bytes.
vdpa dev add name foo mgmtdev auxiliary/mlx5_core.sf.1 mac
00:11:22:33:44:55 max_vqp 8
Add the vdpa device named foo on the management device auxil-
iary/mlx5_core.sf.1 with mac address of 00:11:22:33:44:55 and max 8
virtqueue pairs
vdpa dev del foo
Delete the vdpa device named foo which was previously created.
vdpa dev config show foo
Shows the vdpa device configuration of device named foo.
vdpa dev vstats show vdpa0 qidx 1
Shows vendor specific statistics information for vdpa device vdpa0
and virtqueue index 1
vdpa dev set name vdpa0 mac 00:11:22:33:44:55
Set a specific MAC address to vdpa device vdpa0
SEE ALSO
vdpa(8), vdpa-mgmtdev(8),
AUTHOR
Parav Pandit <parav@nvidia.com>
iproute2 5 Jan 2021 DEVLINK-DEV(8)
Generated by dwww version 1.16 on Tue Dec 16 05:54:36 CET 2025.