linux-kernel - Re: [PATCH net v3] octeontx2-pf: Fix page pool cache index corruption.

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-Id: <169437062209.3953.12683727128957272697.git-patchwork-notify@kernel.org>
Date:   Sun, 10 Sep 2023 18:30:22 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Ratheesh Kannoth <rkannoth@...vell.com>
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        sgoutham@...vell.com, gakula@...vell.com, sbhatta@...vell.com,
        hkelam@...vell.com, davem@...emloft.net, edumazet@...gle.com,
        kuba@...nel.org, pabeni@...hat.com, hawk@...nel.org,
        alexander.duyck@...il.com, ilias.apalodimas@...aro.org,
        linyunsheng@...wei.com, bigeasy@...utronix.de
Subject: Re: [PATCH net v3] octeontx2-pf: Fix page pool cache index corruption.

Hello:

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

On Fri, 8 Sep 2023 08:23:09 +0530 you wrote:
> The access to page pool `cache' array and the `count' variable
> is not locked. Page pool cache access is fine as long as there
> is only one consumer per pool.
> 
> octeontx2 driver fills in rx buffers from page pool in NAPI context.
> If system is stressed and could not allocate buffers, refiiling work
> will be delegated to a delayed workqueue. This means that there are
> two cosumers to the page pool cache.
> 
> [...]

Here is the summary with links:
  - [net,v3] octeontx2-pf: Fix page pool cache index corruption.
    https://git.kernel.org/netdev/net/c/88e69af061f2

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html