net sched actions: calculate add/delete event message size

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Introduce routines to calculate size of the shared tc netlink attributes
and the full message size including netlink header and tc service header.

Update add/delete action logic to have the size for event messages,
the size is passed to tcf_add_notify() and tcf_del_notify() where the
notification message is being allocated and constructed.

Signed-off-by: Roman Mashak <mrv@mojatatu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Roman Mashak 2018-03-08 16:59:19 -05:00 • committed by David S. Miller

parent a03b91b176

commit 4e76e75d6a

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net/sched/act_api.c

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