netdev - Re: [PATCH net-next] net: dev: Always serialize on Qdisc::busylock in __dev_xmit_skb() on PREEMPT

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Message-ID: <20211213082046.17360ddd@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>
Date:   Mon, 13 Dec 2021 08:20:46 -0800
From:   Jakub Kicinski <kuba@...nel.org>
To:     Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Cc:     netdev@...r.kernel.org, "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH net-next] net: dev: Always serialize on Qdisc::busylock
 in __dev_xmit_skb() on PREEMPT_RT.

On Mon, 13 Dec 2021 17:18:05 +0100 Sebastian Andrzej Siewior wrote:
> On 2021-12-13 08:15:56 [-0800], Jakub Kicinski wrote:
> > FWIW I disagree. My version was more readable. The sprinkling of the
> > PREEMPT_RT tosh is getting a little annoying. Trying to regress the 
> > clarity of the code should be top of mind here.  
> 
> No worries. Let me spin a new version with a swap.

Dave applied your previous version, it's not a big deal, we'll live.