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From: patchwork-bot+netdevbpf@kernel.org
To: Eric Dumazet <edumazet@google.com>
Cc: davem@davemloft.net, kuba@kernel.org, pabeni@redhat.com,
	netdev@vger.kernel.org, eric.dumazet@gmail.com,
	nhorman@tuxdriver.com, daniel@iogearbox.net,
	willemdebruijn.kernel@gmail.com
Subject: Re: [PATCH net] af_packet: do not call packet_read_pending() from tpacket_destruct_skb()
Date: Fri, 17 May 2024 02:40:30 +0000	[thread overview]
Message-ID: <171591363074.2697.13112927096928807724.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20240515163358.4105915-1-edumazet@google.com>

Hello:

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

On Wed, 15 May 2024 16:33:58 +0000 you wrote:
> trafgen performance considerably sank on hosts with many cores
> after the blamed commit.
> 
> packet_read_pending() is very expensive, and calling it
> in af_packet fast path defeats Daniel intent in commit
> b013840810c2 ("packet: use percpu mmap tx frame pending refcount")
> 
> [...]

Here is the summary with links:
  - [net] af_packet: do not call packet_read_pending() from tpacket_destruct_skb()
    https://git.kernel.org/netdev/net/c/581073f626e3

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



  parent reply	other threads:[~2024-05-17  2:40 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-05-15 16:33 [PATCH net] af_packet: do not call packet_read_pending() from tpacket_destruct_skb() Eric Dumazet
2024-05-15 18:02 ` Willem de Bruijn
2024-05-17  2:40 ` patchwork-bot+netdevbpf [this message]
2024-05-21  9:34 ` Daniel Borkmann

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