net/mlx4_core: Disallow releasing VF QPs which have steering rules

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VF QPs must not be released when they have steering rules attached to them.

For that end, introduce a reference count field to the QP object in the
SRIOV resource tracker which is incremented/decremented when steering rules
are attached/detached to it. QPs can be released by VF only when their
ref count is zero.

Signed-off-by: Hadar Hen Zion <hadarh@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Hadar Hen Zion 2013-03-21 05:55:55 +00:00 • committed by David S. Miller

parent 1e3f7b324e

commit 2c473ae7e5

1 changed files with 33 additions and 8 deletions

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

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