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Message-ID: <20190204162104.GB11362@nanopsycho> Date: Mon, 4 Feb 2019 17:21:04 +0100 From: Jiri Pirko <jiri@...nulli.us> To: Vlad Buslov <vladbu@...lanox.com> Cc: netdev@...r.kernel.org, jhs@...atatu.com, xiyou.wangcong@...il.com, davem@...emloft.net, ast@...nel.org, daniel@...earbox.net Subject: Re: [PATCH net-next v3 02/16] net: sched: refactor tc_ctl_chain() to use block->lock Mon, Feb 04, 2019 at 01:32:47PM CET, vladbu@...lanox.com wrote: >In order to remove dependency on rtnl lock, modify chain API to use >block->lock to protect chain from concurrent modification. Rearrange >tc_ctl_chain() code to call tcf_chain_hold() while holding block->lock to >prevent concurrent chain removal. > >Signed-off-by: Vlad Buslov <vladbu@...lanox.com> Acked-by: Jiri Pirko <jiri@...lanox.com>
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