1DEVLINK-DEV(8) Linux DEVLINK-DEV(8)
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6 vdpa-dev - vdpa device configuration
7
9 vdpa dev [ OPTIONS ] { COMMAND| help }
10 OPTIONS := { -V[ersion] }
13 vdpa dev show [ DEV ]
15 vdpa dev help
17 vdpa dev add name NAME mgmtdev MGMTDEV [ device_features DEVICE_FEA‐
19 TURES ] [ mac MACADDR ] [ mtu MTU ] [ max_vqp MAX_VQ_PAIRS ]
20 vdpa dev del DEV
22 vdpa dev config show [ DEV ]
24 vdpa dev vstats show DEV qidx QUEUE_INDEX
26
30 vdpa dev show - display vdpa device attributes
31 DEV - specifies the vdpa device to show. If this argument is omitted
32 all devices are listed.
33 Format is:
35 VDPA_DEVICE_NAME
36 vdpa dev add - add a new vdpa device.
39 name NAME
40 Name of the new vdpa device to add.
41 mgmtdev MGMTDEV
44 Name of the management device to use for device addition.
45 device_features DEVICE_FEATURES Specifies the virtio device features
48 bit-mask that is provisioned for the new vdpa device.
49 The bits can be found under include/uapi/linux/virtio*h.
51 see macros such as VIRTIO_F_ and VIRTIO_XXX(e.g NET)_F_ for specific
53 bit values.
54 This is optional.
56 mac MACADDR - specifies the mac address for the new vdpa device. This
58 is applicable only for the network type of vdpa device. This is op‐
59 tional.
60 mtu MTU - specifies the mtu for the new vdpa device. This is applica‐
62 ble only for the network type of vdpa device. This is optional.
63 vdpa dev del - Delete the vdpa device.
66 DEV - specifies the vdpa device to delete.
67 vdpa dev config show - Show configuration of specific device or all de‐
70 vices.
71 DEV - specifies the vdpa device to show its configuration. If this ar‐
72 gument is omitted all devices configuration is listed.
73 Format is:
75 VDPA_DEVICE_NAME
76 vdpa dev vstats show - shows vendor specific statistics for the given de‐
79 vice and virtqueue index. The information is presented as name-value
80 pairs where name is the name of the field and value is a numeric value
81 for it.
82 DEV - specifies the vdpa device to query
83 qidx QUEUE_INDEX
86 - specifies the virtqueue index to query
87
90 vdpa dev show
91 Shows the all vdpa devices on the system.
92 vdpa dev show foo
94 Shows the specified vdpa device.
95 vdpa dev add name foo mgmtdev vdpa_sim_net
97 Add the vdpa device named foo on the management device
98 vdpa_sim_net.
99 vdpa dev add name foo mgmtdev vdpa_sim_net device_features 0x300020000
101 Add the vdpa device named foo on the management device vdpa_sim_net
102 with device_features of 0x300020000
103 vdpa dev add name foo mgmtdev vdpa_sim_net mac 00:11:22:33:44:55
105 Add the vdpa device named foo on the management device vdpa_sim_net
106 with mac address of 00:11:22:33:44:55.
107 vdpa dev add name foo mgmtdev vdpa_sim_net mac 00:11:22:33:44:55 mtu
109 9000
110 Add the vdpa device named foo on the management device vdpa_sim_net
111 with mac address of 00:11:22:33:44:55 and mtu of 9000 bytes.
112 vdpa dev add name foo mgmtdev auxiliary/mlx5_core.sf.1 mac
114 00:11:22:33:44:55 max_vqp 8
115 Add the vdpa device named foo on the management device auxil‐
116 iary/mlx5_core.sf.1 with mac address of 00:11:22:33:44:55 and max 8
117 virtqueue pairs
118 vdpa dev del foo
120 Delete the vdpa device named foo which was previously created.
121 vdpa dev config show foo
123 Shows the vdpa device configuration of device named foo.
124 vdpa dev vstats show vdpa0 qidx 1
126 Shows vendor specific statistics information for vdpa device vdpa0
127 and virtqueue index 1
128
131 vdpa(8), vdpa-mgmtdev(8),
132
135 Parav Pandit <parav@nvidia.com>
136iproute2 5 Jan 2021 DEVLINK-DEV(8)