From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793101206; b=HC0dExGnWwJG2RZSGXzNJxvxDOKBnpibNjAEbKjbjzO0EGS0VqGXxTzNrN/mF5OBsrV1 YLqNHinhePOxt2k9qMgAl30Ia5AIyjgcufkIqkR43zdjFBqYTFlQ4ty/SqRzUkVcLUHyO RAmI3POIdy9pV5RlM/qjsKaQHm6y07nSgfiWkMfNitrNSJPpxsba22naU81Ndr16BG3j4 m0MGH6ehAEIic6DvhNoUeSIYzzjjoUwFQ1JYorC5xFyjrgSMTORYofM3FepYcgGSwYSwQ V7RE9zX9rwpFcKfcT/h7s0W/eQGnqsjTx448tzwLlR5B4UrslyJuMCMlL/b2DU6k3Lw== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793101206; h=Received:DKIM-Signature:Received:Content-Type:MIME-Version: Content-Transfer-Encoding:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; bh=+MGD5y0SBhnCGXPr8r7cQslHIIeWmWu3KbgjBkuyqHo=; b=m7e9N123X1s4wDLNyZRYYnvsAc7mPG04Riv4v0c0xSnOOPtjwqIbt1Ey6zVE5IAGz6NB adgAL3y24A/17hwnWyg8c84g1sezKidqid/NUIx1uyaCumW0Y5q1PnAz86CzzEhFuoFW5 P8PVyIVEjLA0FF2E34WtdMqJ28Y+r9UG9kSc/mpGmZC7O1E4jzJntI/+VCQuNWUrbM/1e b/OWTklQThim5ljD+ef8uX1hVmaGc6OpW8ac8ye1bfgIUCXz2hQ7+vpUNh1cgVTEVJ4RE 7iCuTTv43xXX17vDcbjLHiDvL2mYlKt+uC5ePRvF4/vv2v1d0HiuYYDpIfncBuq7e+g== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=EUXRkTe4; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E6373606A846; Tue, 27 Oct 2026 11:40:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=EUXRkTe4 Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8BE6D1F01825; Tue, 27 Oct 2026 11:40:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793101205; bh=+MGD5y0SBhnCGXPr8r7cQslHIIeWmWu3KbgjBkuyqHo=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=EUXRkTe4r4JcQ2KGgypdfiuQkb+knaSjR3gCaF+kUwN1aOlG58Gr5Z0WHP+iITQHL OUsMtObX/cDjJF1yRpHkgTpczdOMom2WvL9WUUj9ZjOxjoR2lO03mZho30q4a52cyp d+b5U5mC/r+aW7xfeOliHgLO9L98OAFtVXjJQEMkp56O+rQCYjagLpLBDL2Z4eQiCs zyDBbCYp1nP6KTQ5He67BDe3Ub3/RgqwCWpVX/Aa0ixvS34UdekR4BhZ3A26Cv4YtH B/LmApMJJTml7b6G3NUdBoE0xa8fxHHqnES6paJi2XGWYFZNCxdOd6AFACdy/8A4Wt JIgSAwIkw+xKg== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 815853AA939C; Tue, 27 Oct 2026 11:40:05 +0000 (UTC) Content-Type: text/plain; charset="utf-8" X-Mailing-List: netdev@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net] ixgbe: reserve TX timestamp after skb preparation From: patchwork-bot+netdevbpf@kernel.org Message-Id: <179310120441.3755414.16229460906940090919.git-patchwork-notify@kernel.org> Date: Tue, 27 Oct 2026 11:40:04 +0000 References: <20261026082035.335770-1-edumazet@kernel.org> In-Reply-To: <20261026082035.335770-1-edumazet@kernel.org> To: Eric Dumazet Cc: davem@davemloft.net, kuba@kernel.org, pabeni@redhat.com, willemb@google.com, horms@kernel.org, netdev@vger.kernel.org, stable@vger.kernel.org, anthony.l.nguyen@intel.com, przemyslaw.kitszel@intel.com, andrew+netdev@lunn.ch Hello: This patch was applied to netdev/net.git (main) by Paolo Abeni : On Mon, 26 Oct 2026 09:20:35 +0100 you wrote: > ixgbe_xmit_frame_ring() takes an extra skb reference with skb_get() > for the pending TX timestamp before preparing the skb for transmit. > Several of the following steps may need to reallocate the skb head: > > - ixgbe_tso() calls skb_cow_head(), which reaches pskb_expand_head() > when the header is cloned (e.g. a packet tap holds a clone). > - ixgbe_tx_csum() falls back to skb_checksum_help() for unsupported > checksum offsets, which can call pskb_expand_head() through > skb_ensure_writable(). > - With DCB and a software VLAN tag, skb_cow_head() is called to > rewrite the VLAN priority. > > [...] Here is the summary with links: - [net] ixgbe: reserve TX timestamp after skb preparation https://git.kernel.org/netdev/net/c/f75062536e2d You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html