From: patchwork-bot+netdevbpf@kernel.org
To: Carolina Jubran <cjubran@nvidia.com>
Cc: davem@davemloft.net, edumazet@kernel.org, kuba@kernel.org,
pabeni@redhat.com, horms@kernel.org, kerneljasonxing@gmail.com,
kuniyu@google.com, jiayuan.chen@linux.dev,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
dtatulea@nvidia.com, bjorn@kernel.org
Subject: Re: [PATCH v3 net] net: skbuff: don't copy alloc_cpu in skb header copies
Date: Wed, 21 Oct 2026 02:00:05 +0000 [thread overview]
Message-ID: <179254800503.322903.6077235155996750199.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20261019174152.2932829-1-cjubran@nvidia.com>
Hello:
This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@kernel.org>:
On Mon, 19 Oct 2026 20:41:52 +0300 you wrote:
> Commit 68822bdf76f1 ("net: generalize skb freeing deferral to
> per-cpu lists") added alloc_cpu to struct sk_buff and placed it in the
> headers group copied by __copy_skb_header().
>
> This is wrong for newly allocated skbs. For example, skb_segment()
> allocates a new skb and records the current CPU in alloc_cpu, but
> __copy_skb_header() overwrites it with the value from the original skb.
>
> [...]
Here is the summary with links:
- [v3,net] net: skbuff: don't copy alloc_cpu in skb header copies
https://git.kernel.org/netdev/net/c/78d4bd22ec9d
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
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prev parent reply other threads:[~2026-10-21 2:00 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-19 17:41 Carolina Jubran
2026-10-19 18:08 ` Eric Dumazet
2026-10-20 4:12 ` Kuniyuki Iwashima
2026-10-21 2:00 ` patchwork-bot+netdevbpf [this message]
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