net/mlx4_core: Disable mlx4_QP_ATTACH calls from guests if the host uses flow steering

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Guests kernels may not correctly detect if DMFS (device-enabled flow steering) is
activated by the host. If DMFS is activated, the master should return error to guests
which try to use the B0-steering flow calls (mlx4_QP_ATTACH).

Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Jack Morgenstein 2013-03-07 03:46:52 +00:00 • committed by David S. Miller

parent 43b18db8a2

commit 3fb817f1cd

1 changed files with 3 additions and 0 deletions

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drivers/net/ethernet/mellanox/mlx4/resource_tracker.c

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