netdev - Re: [RFC PATCH net-next 2/2] net: dsa: remove lockdep class for DSA master address list

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Date:   Fri, 7 Jan 2022 11:57:19 -0800
From:   Florian Fainelli <f.fainelli@...il.com>
To:     Vladimir Oltean <vladimir.oltean@....com>, netdev@...r.kernel.org
Cc:     Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Cong Wang <xiyou.wangcong@...il.com>
Subject: Re: [RFC PATCH net-next 2/2] net: dsa: remove lockdep class for DSA
 master address list

On 1/7/22 10:48 AM, Vladimir Oltean wrote:
> Since commit 2f1e8ea726e9 ("net: dsa: link interfaces with the DSA
> master to get rid of lockdep warnings"), suggested by Cong Wang, the
> DSA interfaces and their master have different dev->nested_level, which
> makes netif_addr_lock() stop complaining about potentially recursive
> locking on the same lock class.
> 
> So we no longer need DSA masters to have their own lockdep class.
> 
> Cc: Cong Wang <xiyou.wangcong@...il.com>
> Signed-off-by: Vladimir Oltean <vladimir.oltean@....com>

Reviewed-by: Florian Fainelli <f.fainelli@...il.com>
-- 
Florian