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net: sched: move block offload unbind after all chains are flushed

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Currently, the offload unbind is done before the chains are flushed.
That causes driver to unregister block callback before it can get all
the callback calls done during flush, leaving the offloaded tps inside
the HW. So fix the order to prevent this situation and restore the
original behaviour.

Reported-by: Alexander Duyck <alexander.duyck@gmail.com>
Reported-by: Jakub Kicinski <kubakici@wp.pl>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jiri Pirko 2017-11-02 15:07:01 +01:00 committed by David S. Miller
parent 9a7b96b346
commit 4bb1b116b7
1 changed files with 2 additions and 2 deletions
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4
net/sched/cls_api.c
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@ -343,11 +343,11 @@ void tcf_block_put_ext(struct tcf_block *block,
if (!block)
return;
tcf_block_offload_unbind(block, q, ei);
list_for_each_entry_safe(chain, tmp, &block->chain_list, list)
tcf_chain_flush(chain);
tcf_block_offload_unbind(block, q, ei);
INIT_WORK(&block->work, tcf_block_put_final);
/* Wait for existing RCU callbacks to cool down, make sure their works
* have been queued before this. We can not flush pending works here