From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-qt1-f201.google.com (mail-qt1-f201.google.com [209.85.160.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 451201F9F70 for ; Thu, 12 Mar 2026 20:18:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.160.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773346709; cv=none; b=qKQqIleUwdePJpnsWXPNllLJ3iK/aG+6hlIvKzFIzf6aBDM5ZJ9J3g6ewMHrcfQyG1LVXk+yejVbUG3X7vQbNZLkpJRBa4krQBWYjsGlEBbLOyLjou6sa5HXBXAE46sM6OpXRc89TafIbWZLY8xTXqv9d0Xff0/sAslRihtYq3A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773346709; c=relaxed/simple; bh=9+wQXAot9G0XCDYa7pO4TsiOnsLWk5JMaelZk34mQFE=; h=Date:Mime-Version:Message-ID:Subject:From:To:Cc:Content-Type; b=JL/NVf6l3aJwahLqQbzVZev2RAvyZx+2Bc1KgX+G7vDdpE+tbpQk7a/LZ0hezZJ0blAIIt2hP6xADMn+WMuz6Ac9h6x034LGikWZ2wt3rMWEYdFPxMN8mLb3tLCzcbZVprV0zRFN3b39U5vZtdperfUSeUVDnxzvNSIL/uVoFtk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--edumazet.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=xoDGzXHM; arc=none smtp.client-ip=209.85.160.201 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--edumazet.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="xoDGzXHM" Received: by mail-qt1-f201.google.com with SMTP id d75a77b69052e-5091782ab06so200122391cf.0 for ; Thu, 12 Mar 2026 13:18:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1773346707; x=1773951507; darn=vger.kernel.org; h=cc:to:from:subject:message-id:mime-version:date:from:to:cc:subject :date:message-id:reply-to; bh=W2DsTKzMrYWJMpbL0qV7RyfzB6mSXvv1HkCz7eNNjec=; b=xoDGzXHM11deYAkRkU0y5DNf5VhBLIFwaWbNviCEe2vTbP216h6y3s2UNNPaYNEcxL P3n5y3kWThZsyUDx8Qakylx2cmkro8sovoQfUSYd1aFp2e+ZIntrvGic/ylw8nj+OksH 6nqqCkbkf2aT5E4NM+jusv5LbYpclVuIBDApzk2b5PwKP+DRLUxwvoLqPYIyDQNL/HrJ yn+n3TibPUCIKzwY0UY07WShURN2MmWUXLgtPx7c+vHUjgNdrXHqGevbpfjSDXaExDmN nI9dmlxmbpzmJ5vIJqXKpq4JKiTurWzVpzV9Vaby7Xjf1e5nihWsVNmUxSUBBqvIjw3Z dxdw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1773346707; x=1773951507; h=cc:to:from:subject:message-id:mime-version:date:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=W2DsTKzMrYWJMpbL0qV7RyfzB6mSXvv1HkCz7eNNjec=; b=SQG1cn0wEbxx0TeWgmgqs+siu34Vm3DKq5rXSWoUXMkfyS8Eztu938r2Jhzdl//yfR hq4CgLuHJqwXED6AthZt1+26aZTiYcVQv7h+2W4GHrssb6eFtFyNmyEu73TSBNGWilVU LI+7QJ8QOa5kzml+417lki5zfolL8CpXru6bAOGoGlTvgetDAxWt8+azE7cDXmXrpxGN UiVWGVw3/41H/5+f7aJRC8kE/nuuQodkcBxoAE7V0N74iwX2TSjp7RHvRw1E3cCru9B+ 3M32vZl5siC7uHWksppvhe3FM7Q99DtFtK2KQ4VE7e3dBro20hkTcB8H2hYWUd9ZKYGI bZtw== X-Forwarded-Encrypted: i=1; AJvYcCWBxP3B9nr9B/QWiEy+mViL1FAVOKglZVeW/D81qqoy14iCQjZ4ARK0C0xMGNbxOwkyKPvp7VQ=@vger.kernel.org X-Gm-Message-State: AOJu0YwiwflJkZKTFHshLE9ft2kc/ewShNbGh/dYLu7XHu1lDKc2m8Jn b/Py4E1eRIKq+UmJ3KWXGlCs69Zo+Ij4etBztz/94TIPFkjgsIMQHcdxTD46OzzUJuFNMl8gVyq JKdOyiOv41328DQ== X-Received: from qtec8.prod.google.com ([2002:ac8:7dc8:0:b0:509:1c6b:aa1e]) (user=edumazet job=prod-delivery.src-stubby-dispatcher) by 2002:a05:622a:1ba0:b0:509:4198:546a with SMTP id d75a77b69052e-50957b78d40mr11272761cf.1.1773346707030; Thu, 12 Mar 2026 13:18:27 -0700 (PDT) Date: Thu, 12 Mar 2026 20:18:22 +0000 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 X-Mailer: git-send-email 2.53.0.880.g73c4285caa-goog Message-ID: <20260312201824.203093-1-edumazet@google.com> Subject: [PATCH net-next 0/2] net: add SKB_DROP_REASON_RECURSION_LIMIT From: Eric Dumazet To: "David S . Miller" , Jakub Kicinski , Paolo Abeni Cc: Simon Horman , netdev@vger.kernel.org, eric.dumazet@gmail.com, Eric Dumazet Content-Type: text/plain; charset="UTF-8" Add a new drop reason : SKB_DROP_REASON_RECURSION_LIMIT Used for packets dropped in a too deep virtual device chain, from tunnels and __dev_queue_xmit() __dev_queue_xmit() can also return SKB_DROP_REASON_DEV_READY Eric Dumazet (2): net: dropreason: add SKB_DROP_REASON_RECURSION_LIMIT net: plumb drop reasons to __dev_queue_xmit() include/net/dropreason-core.h | 3 ++ include/net/ip6_tunnel.h | 2 +- net/core/dev.c | 83 ++++++++++++++++++----------------- net/ipv4/ip_tunnel_core.c | 2 +- 4 files changed, 48 insertions(+), 42 deletions(-) -- 2.53.0.880.g73c4285caa-goog