net: flow_offload: add flow_block_cb_is_busy() and use it

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This patch adds a function to check if flow block callback is already in
use.  Call this new function from flow_block_cb_setup_simple() and from
drivers.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

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This commit is contained in:

Pablo Neira Ayuso 2019-07-09 22:55:48 +02:00 • committed by David S. Miller

parent 722d36e6e2

commit 0d4fd02e71

7 changed files with 39 additions and 0 deletions

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4

drivers/net/ethernet/mellanox/mlx5/core/en_rep.c

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4

drivers/net/ethernet/mellanox/mlxsw/spectrum.c

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3

drivers/net/ethernet/mscc/ocelot_tc.c

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4

drivers/net/ethernet/netronome/nfp/flower/offload.c

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3

include/net/flow_offload.h

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18

net/core/flow_offload.c

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3

net/dsa/slave.c

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