netdev - Re: [PATCH net] inet: fully convert sk->sk_rx

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Message-ID: <CANn89iJsZsmw9+RryFzMhEBqdqUMD=LRkJZ85k1ksdAzypfefg@mail.gmail.com>
Date:   Thu, 20 Oct 2022 14:53:06 -0700
From:   Eric Dumazet <edumazet@...gle.com>
To:     Carlos Llamas <cmllamas@...gle.com>
Cc:     Eric Dumazet <eric.dumazet@...il.com>,
        "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        netdev <netdev@...r.kernel.org>, liuwei.a@...o.com
Subject: Re: [PATCH net] inet: fully convert sk->sk_rx_dst to RCU rules

On Thu, Oct 20, 2022 at 2:05 PM Carlos Llamas <cmllamas@...gle.com> wrote:
>
> On Mon, Dec 20, 2021 at 06:33:30AM -0800, Eric Dumazet wrote:

>
> Eric, this patch was picked for v5.15 stable and I wonder whether this
> needs to be backported to older branches too. The Fixes commit quoted
> here seems to go back all the way to v3.5. Would you know?

I guess nobody cared to address some merge conflicts on older kernel versions.

If you want, you could handle the backport, this patch can help some
rare race windows
on preemptable kernels.

>
> --
> Carlos Llamas