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From: patchwork-bot+netdevbpf@kernel.org
To: Yuya Kusakabe <yuya.kusakabe@gmail.com>
Cc: andrea.mayer@uniroma2.it, davem@davemloft.net,
	edumazet@google.com, kuba@kernel.org, pabeni@redhat.com,
	horms@kernel.org, justin.iurman@gmail.com,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH net v3] net: ipv6: keep room for the mac header in dst_dev_overhead()
Date: Thu, 24 Sep 2026 02:20:10 +0000	[thread overview]
Message-ID: <179021641064.1281065.11687596089740883576.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260922-seg6-maclen-headroom-v3-1-7b2f982ef79d@gmail.com>

Hello:

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

On Tue, 22 Sep 2026 05:49:56 +0900 you wrote:
> The seg6, ioam6 and rpl lwtunnels size their skb_cow_head() request as
> the length they are about to push plus dst_dev_overhead(), then push the
> new headers and rebuild the mac header below them with
> skb_mac_header_rebuild().  That rebuild needs skb->mac_len of headroom,
> but dst_dev_overhead() leaves LL_RESERVED_SPACE() of the egress device,
> 16 bytes for plain Ethernet.
> 
> [...]

Here is the summary with links:
  - [net,v3] net: ipv6: keep room for the mac header in dst_dev_overhead()
    https://git.kernel.org/netdev/net/c/87cd6b717e40

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



      parent reply	other threads:[~2026-09-24  2:21 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-21 20:49 Yuya Kusakabe
2026-09-21 21:59 ` Justin Iurman
2026-09-22 11:24 ` Gabriel Goller
2026-09-22 14:49   ` Eric Dumazet
2026-09-22 15:13 ` Andrea Mayer
2026-09-24  2:20 ` patchwork-bot+netdevbpf [this message]

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