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From: patchwork-bot+netdevbpf@kernel.org
To: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: bpf@vger.kernel.org, bjorn@kernel.org, magnus.karlsson@intel.com,
	maciej.fijalkowski@intel.com, jonathan.lemon@gmail.com,
	tglx@linutronix.de
Subject: Re: [PATCH bpf] xsk: Add truesize to skb_add_rx_frag().
Date: Tue, 13 Feb 2024 22:20:26 +0000	[thread overview]
Message-ID: <170786282647.9415.14897324858662293485.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20240202163221.2488589-1-bigeasy@linutronix.de>

Hello:

This patch was applied to bpf/bpf.git (master)
by Daniel Borkmann <daniel@iogearbox.net>:

On Fri,  2 Feb 2024 17:32:20 +0100 you wrote:
> xsk_build_skb() allocates a page and adds it to the skb via
> skb_add_rx_frag() and specifies 0 for truesize. This leads to a warning
> in skb_add_rx_frag() with CONFIG_DEBUG_NET enabled because size is
> larger than truesize.
> 
> Increasing truesize requires to add the same amount to socket's
> sk_wmem_alloc counter in order not to underflow the counter during
> release in the destructor (sock_wfree()).
> 
> [...]

Here is the summary with links:
  - [bpf] xsk: Add truesize to skb_add_rx_frag().
    https://git.kernel.org/bpf/bpf/c/2127c6043836

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



      parent reply	other threads:[~2024-02-13 22:20 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-02-02 16:32 [PATCH bpf] xsk: Add truesize to skb_add_rx_frag() Sebastian Andrzej Siewior
2024-02-05 23:13 ` Maciej Fijalkowski
2024-02-13 15:37 ` Sebastian Andrzej Siewior
2024-02-13 15:59   ` Maciej Fijalkowski
2024-02-13 16:02     ` Sebastian Andrzej Siewior
2024-02-13 22:20 ` patchwork-bot+netdevbpf [this message]

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