netdev - Re: [PATCH net-next 1/4] tcp_metrics: add missing barriers on delete

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Message-ID: <CADVnQymdOTbFRQhZZRw1pfTdhKBeoGR32D9Yj9hE4=RgcJKtJg@mail.gmail.com>
Date: Sun, 24 Sep 2023 12:09:28 -0400
From: Neal Cardwell <ncardwell@...gle.com>
To: Eric Dumazet <edumazet@...gle.com>
Cc: "David S . Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>, 
	Paolo Abeni <pabeni@...hat.com>, Yuchung Cheng <ycheng@...gle.com>, netdev@...r.kernel.org, 
	eric.dumazet@...il.com
Subject: Re: [PATCH net-next 1/4] tcp_metrics: add missing barriers on delete

On Fri, Sep 22, 2023 at 6:04 PM Eric Dumazet <edumazet@...gle.com> wrote:
>
> When removing an item from RCU protected list, we must prevent
> store-tearing, using rcu_assign_pointer() or WRITE_ONCE().
>
> Fixes: 04f721c671656 ("tcp_metrics: Rewrite tcp_metrics_flush_all")
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
> ---

Acked-by: Neal Cardwell <ncardwell@...gle.com>

neal