net: sched: RCU cls_route

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RCUify the route classifier. For now however spinlock's are used to
protect fastmap cache.

The issue here is the fastmap may be read by one CPU while the
cache is being updated by another. An array of pointers could be
one possible solution.

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 20:07:50 -07:00 • committed by David S. Miller

parent 1f31fea5a6

commit cc91210cd2

1 changed files with 132 additions and 94 deletions

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net/sched/cls_route.c

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