netdev - Re: [PATCH net] net/tcp_fastopen: fix data races around tfo_active_disable

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Date:   Mon, 19 Jul 2021 17:20:05 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Eric Dumazet <eric.dumazet@...il.com>
Cc:     davem@...emloft.net, kuba@...nel.org, netdev@...r.kernel.org,
        edumazet@...gle.com, weiwan@...gle.com, ycheng@...gle.com,
        ncardwell@...gle.com
Subject: Re: [PATCH net] net/tcp_fastopen: fix data races around
 tfo_active_disable_stamp

Hello:

This patch was applied to netdev/net.git (refs/heads/master):

On Mon, 19 Jul 2021 02:12:18 -0700 you wrote:
> From: Eric Dumazet <edumazet@...gle.com>
> 
> tfo_active_disable_stamp is read and written locklessly.
> We need to annotate these accesses appropriately.
> 
> Then, we need to perform the atomic_inc(tfo_active_disable_times)
> after the timestamp has been updated, and thus add barriers
> to make sure tcp_fastopen_active_should_disable() wont read
> a stale timestamp.
> 
> [...]

Here is the summary with links:
  - [net] net/tcp_fastopen: fix data races around tfo_active_disable_stamp
    https://git.kernel.org/netdev/net/c/6f20c8adb181

You are awesome, thank you!
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