linux-kernel - Re: [PATCH v2 bpf] xsk: Fix race condition in AF

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Message-Id: 
 <174554042976.3528880.6984313799746363403.git-patchwork-notify@kernel.org>
Date: Fri, 25 Apr 2025 00:20:29 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: e.kubanski <e.kubanski@...tner.samsung.com>
Cc: linux-kernel@...r.kernel.org, netdev@...r.kernel.org, bjorn@...nel.org,
 magnus.karlsson@...el.com, maciej.fijalkowski@...el.com,
 jonathan.lemon@...il.com
Subject: Re: [PATCH v2 bpf] xsk: Fix race condition in AF_XDP generic RX path

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@...nel.org>:

On Wed, 16 Apr 2025 12:19:08 +0200 you wrote:
> Move rx_lock from xsk_socket to xsk_buff_pool.
> Fix synchronization for shared umem mode in
> generic RX path where multiple sockets share
> single xsk_buff_pool.
> 
> RX queue is exclusive to xsk_socket, while FILL
> queue can be shared between multiple sockets.
> This could result in race condition where two
> CPU cores access RX path of two different sockets
> sharing the same umem.
> 
> [...]

Here is the summary with links:
  - [v2,bpf] xsk: Fix race condition in AF_XDP generic RX path
    https://git.kernel.org/netdev/net/c/a1356ac7749c

You are awesome, thank you!
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