netdev - Re: [PATCH net] net: fec: tx processing does not call XDP APIs if budget is 0

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

Date: Thu, 27 Jul 2023 04:20:20 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Wei Fang <wei.fang@....com>
Cc: davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
 shenwei.wang@....com, xiaoning.wang@....com, pabeni@...hat.com,
 netdev@...r.kernel.org, linux-imx@....com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net] net: fec: tx processing does not call XDP APIs if budget
 is 0

Hello:

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

On Tue, 25 Jul 2023 15:41:48 +0800 you wrote:
> According to the clarification [1] in the latest napi.rst, the tx
> processing cannot call any XDP (or page pool) APIs if the "budget"
> is 0. Because NAPI is called with the budget of 0 (such as netpoll)
> indicates we may be in an IRQ context, however, we cannot use the
> page pool from IRQ context.
> 
> [1] https://lore.kernel.org/all/20230720161323.2025379-1-kuba@kernel.org/
> 
> [...]

Here is the summary with links:
  - [net] net: fec: tx processing does not call XDP APIs if budget is 0
    https://git.kernel.org/netdev/net/c/15cec633fc7b

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