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From: David Miller <davem@davemloft.net>
To: vladbu@mellanox.com
Cc: netdev@vger.kernel.org, jhs@mojatatu.com,
	xiyou.wangcong@gmail.com, jiri@resnulli.us, sbrivio@redhat.com
Subject: Re: [PATCH net-next v3 00/12] Refactor flower classifier to remove dependency on rtnl lock
Date: Thu, 21 Mar 2019 14:33:18 -0700 (PDT)	[thread overview]
Message-ID: <20190321.143318.1142996845770924276.davem@davemloft.net> (raw)
In-Reply-To: <20190321131744.19224-1-vladbu@mellanox.com>

From: Vlad Buslov <vladbu@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.

      parent reply	other threads:[~2019-03-21 21:33 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-21 13:17 [PATCH net-next v3 00/12] Refactor flower classifier to remove dependency on rtnl lock Vlad Buslov
2019-03-21 13:17 ` [PATCH net-next v3 01/12] net: sched: flower: don't check for rtnl on head dereference Vlad Buslov
2019-03-21 13:51   ` Jiri Pirko
2019-03-21 13:17 ` [PATCH net-next v3 02/12] net: sched: flower: refactor fl_change Vlad Buslov
2019-03-21 13:53   ` Jiri Pirko
2019-03-21 13:17 ` [PATCH net-next v3 03/12] net: sched: flower: introduce reference counting for filters Vlad Buslov
2019-03-21 14:00   ` Jiri Pirko
2019-03-21 13:17 ` [PATCH net-next v3 04/12] net: sched: flower: track filter deletion with flag Vlad Buslov
2019-03-21 14:04   ` Jiri Pirko
2019-03-21 13:17 ` [PATCH net-next v3 05/12] net: sched: flower: add reference counter to flower mask Vlad Buslov
2019-03-21 13:17 ` [PATCH net-next v3 06/12] net: sched: flower: handle concurrent mask insertion Vlad Buslov
2019-03-21 13:17 ` [PATCH net-next v3 07/12] net: sched: flower: protect masks list with spinlock Vlad Buslov
2019-03-21 13:17 ` [PATCH net-next v3 08/12] net: sched: flower: handle concurrent filter insertion in fl_change Vlad Buslov
2019-03-21 13:17 ` [PATCH net-next v3 09/12] net: sched: flower: handle concurrent tcf proto deletion Vlad Buslov
2019-03-21 14:06   ` Jiri Pirko
2019-03-21 13:17 ` [PATCH net-next v3 10/12] net: sched: flower: protect flower classifier state with spinlock Vlad Buslov
2019-03-21 14:09   ` Jiri Pirko
2019-03-21 13:17 ` [PATCH net-next v3 11/12] net: sched: flower: track rtnl lock state Vlad Buslov
2019-03-21 14:11   ` Jiri Pirko
2019-03-21 13:17 ` [PATCH net-next v3 12/12] net: sched: flower: set unlocked flag for flower proto ops Vlad Buslov
2019-03-21 14:13   ` Jiri Pirko
2019-03-21 21:33 ` David Miller [this message]

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