netdev - Re: [PATCH net v3 0/3] Fix Qdisc destroy issues caused by adding fine-grained locking to filter API

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Message-Id: <20190927.121529.168532780904459510.davem@davemloft.net>
Date:   Fri, 27 Sep 2019 12:15:29 +0200 (CEST)
From:   David Miller <davem@...emloft.net>
To:     vladbu@...lanox.com
Cc:     netdev@...r.kernel.org, jhs@...atatu.com, xiyou.wangcong@...il.com,
        jiri@...nulli.us
Subject: Re: [PATCH net v3 0/3] Fix Qdisc destroy issues caused by adding
 fine-grained locking to filter API

From: Vlad Buslov <vladbu@...lanox.com>
Date: Tue, 24 Sep 2019 18:51:15 +0300

> TC filter API unlocking introduced several new fine-grained locks. The
> change caused sleeping-while-atomic BUGs in several Qdiscs that call cls
> APIs which need to obtain new mutex while holding sch tree spinlock. This
> series fixes affected Qdiscs by ensuring that cls API that became sleeping
> is only called outside of sch tree lock critical section.

Series applied.