net_sched: use tcf_queue_work() in fw filter

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Defer the tcf_exts_destroy() in RCU callback to
tc filter workqueue and get RTNL lock.

Reported-by: Chris Mi <chrism@mellanox.com>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: Jiri Pirko <jiri@resnulli.us>
Cc: John Fastabend <john.fastabend@gmail.com>
Cc: Jamal Hadi Salim <jhs@mojatatu.com>
Cc: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

...

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Cong Wang 2017-10-26 18:24:34 -07:00 • committed by David S. Miller

parent 0552c8afa0

commit e071dff2a6

1 changed files with 16 additions and 3 deletions

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19

net/sched/cls_fw.c

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