linux-kernel - Re: [PATCH net-next v2] openvswitch: reduce stack usage in do_execute

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: <169618382441.7639.12391501552902895614.git-patchwork-notify@kernel.org>
Date:   Sun, 01 Oct 2023 18:10:24 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Ilya Maximets <i.maximets@....org>
Cc:     netdev@...r.kernel.org, kuba@...nel.org, davem@...emloft.net,
        edumazet@...gle.com, pabeni@...hat.com,
        linux-kernel@...r.kernel.org, dev@...nvswitch.org, pshelar@....org,
        echaudro@...hat.com
Subject: Re: [PATCH net-next v2] openvswitch: reduce stack usage in
 do_execute_actions

Hello:

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

On Thu, 21 Sep 2023 21:42:35 +0200 you wrote:
> do_execute_actions() function can be called recursively multiple
> times while executing actions that require pipeline forking or
> recirculations.  It may also be re-entered multiple times if the packet
> leaves openvswitch module and re-enters it through a different port.
> 
> Currently, there is a 256-byte array allocated on stack in this
> function that is supposed to hold NSH header.  Compilers tend to
> pre-allocate that space right at the beginning of the function:
> 
> [...]

Here is the summary with links:
  - [net-next,v2] openvswitch: reduce stack usage in do_execute_actions
    https://git.kernel.org/netdev/net-next/c/06bc3668cc2a

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