netdev - Re: [PATCH net-next v2] udp: Deal with race between UDP socket address change and rehash

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Message-Id: 
 <173495462976.3848117.16494580835823319856.git-patchwork-notify@kernel.org>
Date: Mon, 23 Dec 2024 11:50:29 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Stefano Brivio <sbrivio@...hat.com>
Cc: willemdebruijn.kernel@...il.com, pabeni@...hat.com, edumazet@...gle.com,
 netdev@...r.kernel.org, kuniyu@...zon.com, mvrmanning@...il.com,
 david@...son.dropbear.id.au, pholzing@...hat.com, lulie@...ux.alibaba.com,
 cambda@...ux.alibaba.com, fred.cc@...baba-inc.com,
 yubing.qiuyubing@...baba-inc.com, posk@...gle.com
Subject: Re: [PATCH net-next v2] udp: Deal with race between UDP socket address
 change and rehash

Hello:

This patch was applied to netdev/net-next.git (main)
by David S. Miller <davem@...emloft.net>:

On Wed, 18 Dec 2024 17:21:16 +0100 you wrote:
> If a UDP socket changes its local address while it's receiving
> datagrams, as a result of connect(), there is a period during which
> a lookup operation might fail to find it, after the address is changed
> but before the secondary hash (port and address) and the four-tuple
> hash (local and remote ports and addresses) are updated.
> 
> Secondary hash chains were introduced by commit 30fff9231fad ("udp:
> bind() optimisation") and, as a result, a rehash operation became
> needed to make a bound socket reachable again after a connect().
> 
> [...]

Here is the summary with links:
  - [net-next,v2] udp: Deal with race between UDP socket address change and rehash
    https://git.kernel.org/netdev/net-next/c/a502ea6fa94b

You are awesome, thank you!
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