net: rcu-ify tcf_proto

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rcu'ify tcf_proto this allows calling tc_classify() without holding
any locks. Updaters are protected by RTNL.

This patch prepares the core net_sched infrastracture for running
the classifier/action chains without holding the qdisc lock however
it does nothing to ensure cls_xxx and act_xxx types also work without
locking. Additional patches are required to address the fall out.

Signed-off-by: John Fastabend <john.r.fastabend@intel.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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John Fastabend 2014-09-12 20:05:27 -07:00 • committed by David S. Miller

parent 46e5da40ae

commit 25d8c0d55f

17 changed files with 121 additions and 88 deletions

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9

include/net/sch_generic.h

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