netdev - Re: [PATCH v3 net-next 10/12] net: bonding: ensure .ndo_get

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Message-ID: <20210108202009.vdb3ulr4ckgj5ns7@skbuf>
Date:   Fri, 8 Jan 2021 22:20:09 +0200
From:   Vladimir Oltean <olteanv@...il.com>
To:     Saeed Mahameed <saeed@...nel.org>
Cc:     Eric Dumazet <edumazet@...gle.com>,
        "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        netdev <netdev@...r.kernel.org>, Andrew Lunn <andrew@...n.ch>,
        Florian Fainelli <f.fainelli@...il.com>,
        Cong Wang <xiyou.wangcong@...il.com>,
        Stephen Hemminger <stephen@...workplumber.org>,
        George McCollister <george.mccollister@...il.com>,
        Oleksij Rempel <o.rempel@...gutronix.de>,
        Jay Vosburgh <j.vosburgh@...il.com>,
        Veaceslav Falico <vfalico@...il.com>,
        Andy Gospodarek <andy@...yhouse.net>,
        Arnd Bergmann <arnd@...db.de>, Taehee Yoo <ap420073@...il.com>,
        Jiri Pirko <jiri@...lanox.com>, Florian Westphal <fw@...len.de>
Subject: Re: [PATCH v3 net-next 10/12] net: bonding: ensure .ndo_get_stats64
 can sleep

On Fri, Jan 08, 2021 at 11:38:57AM -0800, Saeed Mahameed wrote:
> Let me take a look at the current series, and if I see that the
> rcu/dev_hold approach is more lightweight then i will suggest it to
> Vladimir and he can make the final decision.

The last version does use temporary RCU protection. I decided to not
change anything about the locking architecture of the drivers.