From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CB6DE2E3373; Wed, 23 Jul 2025 14:32:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753281160; cv=none; b=WGaEFjNdaRl26PaRCuqpKhRn71NC1z11UyEpfpETDHoH4NAs5pzty8Q9yDlR6PaaiMZXIkSG8SU4WWnvt2iDMjgqgRglXa9cYjjQkmDZCwCswrDJ1A0koA0FecOzOwotqkKbsZO5e9PffL1FDKU+LRAQ0yM3UlGFBRRoI72iskA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753281160; c=relaxed/simple; bh=pcCl3uxF1AXpA2BapN3mpRSBrlmiXI1Mo1E8yltePqg=; h=From:Subject:Date:Message-Id:MIME-Version:Content-Type:To:Cc; b=m7VIXYhZejGbnpzVW5f4edVTO8On31t6kHatnrdnqeZfBRGr8dnsWqBajLGpq6mbDq0x1JddM/npJcJg5zp9eBzArNdrYgMnD/dI+462c8EkL/WjeZ3l09x2Cunv826Zr8X84rUX8YSXQ8cblyVavSdlh6wWzlGA4Qr+IHGuF8o= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=spIgWFqq; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="spIgWFqq" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 63245C4CEE7; Wed, 23 Jul 2025 14:32:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1753281160; bh=pcCl3uxF1AXpA2BapN3mpRSBrlmiXI1Mo1E8yltePqg=; h=From:Subject:Date:To:Cc:From; b=spIgWFqqsfEAXGBxX7SaK0mvW6qu/Rd4xuJtvk78PfW5IzhdTNjBtVn7UaSBbEDsR MvcjXsE0/CZiOPlWX6feawWqz5GteUPCo4AaHqm27h21aQCQyZR9yOCg+1N2/JQSg2 skcHs/0iisfQ5hZ662cR7MQqcS0LAeVsdQczFIu9hEdrlCha4/bYVj7QPaU5z4oc7l 02wcq3tN+8NkEg7dNxQl3aL0devoLXnuZX1HacSpYea2XnV53ZmjmyOSPZP6cenDq7 md/Ve/wT8NBHW9EAWcmpSNS4FNFG92WwcC6OBDKmi2fEPaoxUjp/333xGdvDP5zT9/ KmKEFdY4WO8cw== From: "Matthieu Baerts (NGI0)" Subject: [PATCH net-next 0/2] mptcp: track more fallback cases Date: Wed, 23 Jul 2025 16:32:22 +0200 Message-Id: <20250723-net-next-mptcp-track-fallbacks-v1-0-a83cce08f2d5@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIAHbygGgC/zWNwQqDMBBEf0X27IJdrFJ/RTzEZNMu1TQkQQTx3 7sIHgbmHd7MAZmTcIahOiDxJll+QeFRV2A/JrwZxSkDNfRseiIMXDR7wTUWG7EkY7/ozbLMWjK 23nUvdj25lkFHYmIv+3Uwwu3CdJ5/fHYxpnoAAAA= X-Change-ID: 20250722-net-next-mptcp-track-fallbacks-4fd69ed72d4e To: mptcp@lists.linux.dev, Mat Martineau , Geliang Tang , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, "Matthieu Baerts (NGI0)" X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1009; i=matttbe@kernel.org; h=from:subject:message-id; bh=pcCl3uxF1AXpA2BapN3mpRSBrlmiXI1Mo1E8yltePqg=; b=owGbwMvMwCVWo/Th0Gd3rumMp9WSGDIaPjXxK/o61cyRitzenKn/SDzi6Y/qzPK0Fa8nT9jVG JddKPCwo5SFQYyLQVZMkUW6LTJ/5vMq3hIvPwuYOaxMIEMYuDgFYCInlBj+x9ZGuYfM4z4SfEZf +cTBJZO6fnYcfMC4845E5bIc+4cuKowMa26kHWJa8HYnQ4ycdNz21BwzMalPa1YE1UwTXZV1JXM pOwA= X-Developer-Key: i=matttbe@kernel.org; a=openpgp; fpr=E8CB85F76877057A6E27F77AF6B7824F4269A073 This series has two patches linked to fallback to TCP: - Patch 1: additional MIB counters for remaining error code paths around fallback - Patch 2: remove dedicated pr_debug() linked to fallback now that everything should be covered by dedicated MIB counters. Signed-off-by: Matthieu Baerts (NGI0) --- Paolo Abeni (2): mptcp: track fallbacks accurately via mibs mptcp: remove pr_fallback() net/mptcp/ctrl.c | 4 ++-- net/mptcp/mib.c | 5 +++++ net/mptcp/mib.h | 7 +++++++ net/mptcp/options.c | 5 +++-- net/mptcp/protocol.c | 45 ++++++++++++++++++++++++++++++--------------- net/mptcp/protocol.h | 34 ++++++++-------------------------- net/mptcp/subflow.c | 16 +++++++--------- 7 files changed, 62 insertions(+), 54 deletions(-) --- base-commit: 56613001dfc9b2e35e2d6ba857cbc2eb0bac4272 change-id: 20250722-net-next-mptcp-track-fallbacks-4fd69ed72d4e Best regards, -- Matthieu Baerts (NGI0)