From: Vlad Buslov <vla...@mellanox.com> Date: Thu, 21 Mar 2019 15:17:32 +0200
> Currently, all netlink protocol handlers for updating rules, actions and > qdiscs are protected with single global rtnl lock which removes any > possibility for parallelism. This patch set is a third step to remove > rtnl lock dependency from TC rules update path. > > Recently, new rtnl registration flag RTNL_FLAG_DOIT_UNLOCKED was added. > TC rule update handlers (RTM_NEWTFILTER, RTM_DELTFILTER, etc.) are > already registered with this flag and only take rtnl lock when qdisc or > classifier requires it. Classifiers can indicate that their ops > callbacks don't require caller to hold rtnl lock by setting the > TCF_PROTO_OPS_DOIT_UNLOCKED flag. The goal of this change is to refactor > flower classifier to support unlocked execution and register it with > unlocked flag. > > This patch set implements following changes to make flower classifier > concurrency-safe: ... Series applied, thanks Vlad.
