netdev - Re: [PATCH net 1/1] netfilter: nft_set_pipapo

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Message-Id: 
 <172189983195.31991.1859048379532037477.git-patchwork-notify@kernel.org>
Date: Thu, 25 Jul 2024 09:30:31 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Pablo Neira Ayuso <pablo@...filter.org>
Cc: netfilter-devel@...r.kernel.org, davem@...emloft.net,
 netdev@...r.kernel.org, kuba@...nel.org, pabeni@...hat.com,
 edumazet@...gle.com, fw@...len.de
Subject: Re: [PATCH net 1/1] netfilter: nft_set_pipapo_avx2: disable
 softinterrupts

Hello:

This patch was applied to netdev/net.git (main)
by Pablo Neira Ayuso <pablo@...filter.org>:

On Wed, 24 Jul 2024 10:13:05 +0200 you wrote:
> From: Florian Westphal <fw@...len.de>
> 
> We need to disable softinterrupts, else we get following problem:
> 
> 1. pipapo_avx2 called from process context; fpu usable
> 2. preempt_disable() called, pcpu scratchmap in use
> 3. softirq handles rx or tx, we re-enter pipapo_avx2
> 4. fpu busy, fallback to generic non-avx version
> 5. fallback reuses scratch map and index, which are in use
>    by the preempted process
> 
> [...]

Here is the summary with links:
  - [net,1/1] netfilter: nft_set_pipapo_avx2: disable softinterrupts
    https://git.kernel.org/netdev/net/c/a16909ae9982

You are awesome, thank you!
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