On Mon, Feb 25, 2019 at 7:45 AM Vlad Buslov <vla...@mellanox.com> wrote: > > Function tc_dump_chain() obtains and releases block->lock on each iteration > of its inner loop that dumps all chains on block. Outputting chain template > info is fast operation so locking/unlocking mutex multiple times is an > overhead when lock is highly contested. Modify tc_dump_chain() to only > obtain block->lock once and dump all chains without releasing it. > > Signed-off-by: Vlad Buslov <vla...@mellanox.com> > Suggested-by: Cong Wang <xiyou.wangc...@gmail.com>
Thanks for the followup! Isn't it similar for __tcf_get_next_proto() in tcf_chain_dump()? And for tc_dump_tfilter()?
