From: patchwork-bot+netdevbpf@kernel.org
To: Pablo Neira Ayuso <pablo@netfilter.org>
Cc: netfilter-devel@vger.kernel.org, davem@davemloft.net,
netdev@vger.kernel.org, kuba@kernel.org, pabeni@redhat.com,
edumazet@google.com, fw@strlen.de
Subject: Re: [PATCH net 1/1] netfilter: nft_set_pipapo_avx2: disable softinterrupts
Date: Thu, 25 Jul 2024 09:30:31 +0000 [thread overview]
Message-ID: <172189983195.31991.1859048379532037477.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20240724081305.3152-2-pablo@netfilter.org>
Hello:
This patch was applied to netdev/net.git (main)
by Pablo Neira Ayuso <pablo@netfilter.org>:
On Wed, 24 Jul 2024 10:13:05 +0200 you wrote:
> From: Florian Westphal <fw@strlen.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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prev parent reply other threads:[~2024-07-25 9:30 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-24 8:13 [PATCH net 0/1] Netfilter fixes for net Pablo Neira Ayuso
2024-07-24 8:13 ` [PATCH net 1/1] netfilter: nft_set_pipapo_avx2: disable softinterrupts Pablo Neira Ayuso
2024-07-25 9:30 ` patchwork-bot+netdevbpf [this message]
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