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mlx4: ensure number of Rx queues is a power of 2
authorRobin Jarry <robin.jarry@6wind.com>
Thu, 3 Mar 2016 14:27:40 +0000 (15:27 +0100)
committerThomas Monjalon <thomas.monjalon@6wind.com>
Wed, 16 Mar 2016 17:52:17 +0000 (18:52 +0100)
In the documentation it is specified that the hardware only supports a
number of RX queues if it is a power of 2.

Since ibv_exp_create_qp may not return an error when the number of
queues is unsupported by hardware, sanitize the value in dev_configure.

Signed-off-by: Robin Jarry <robin.jarry@6wind.com>

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