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 F241B2750EF for ; Fri, 8 Aug 2025 22:32:11 +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=1754692332; cv=none; b=pOgg4GpiRl7KENCi6STGmZrXvR72DyechdD49XLowiSuwHjUf7etk61bejjV1ETyDp/LLTgXF7bMKfbOJ8PMS4yed19NSh1ngjXYgxxLrB98QsPBxQ/IK7hEBFmVhonHfRDhBZ6bydfixkNOMcYm9Fq/iKfxHG+OtpaHllVojt8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754692332; c=relaxed/simple; bh=DWYTMafIfQeEzkJk2VVodkRBh0EE4E0P1D2an3L2ZuI=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version:Content-Type; b=jbeX2MKRU/6ZH0a7wmM8ESJDYgxJ+k+Oy+BC4N/qxvi2rKsRawOr0q9Pk7jExbbeEpo94+x6yNaKzVuujtmLeua4yUEaoxilMcWKKbHCKPiRtz8MLNFNFagR8wCnU0t/c+Im1LZO2vqnhRLZ5Nc+F1DnRsrsD12yFXjFfETi1Ic= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=syQXyaq5; 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="syQXyaq5" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 57AC3C4CEF6; Fri, 8 Aug 2025 22:32:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1754692331; bh=DWYTMafIfQeEzkJk2VVodkRBh0EE4E0P1D2an3L2ZuI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=syQXyaq5FWp7T2/BUUh3uH2HgfmEROTgRpJWQqCiHeCV0++avucMR37yuBHtOR7Np zLARbVOVTc7SSdd4qA8hgx4aH1Z8MP1eQMc5/lp3HhbCIAUDkEsy2HcRXjvo0wGV94 OFzEzEUPqsphu96mcg5vDc0tE2tsAbrxBoIqE3F4kedYmwrbiaUWEi4x5y3Ci1aiCD f0AROvRm4XvEkw7hXjXQkCk0hNQ+PyZiqb4DWpqpPyOL3yi2TmnU6oU9gFQdMLhSDO oT5hi1dmMVegVnpwfr6cSIfgCnZOufqXGpjvViR5q454BInbjSrG12aBzmg3sDb+JZ k+tykOBQRD6GA== From: Sasha Levin To: stable@vger.kernel.org Cc: Sasha Levin Subject: Re: [PATCH v5.4 1/4] sch_drr: make drr_qlen_notify() idempotent Date: Fri, 8 Aug 2025 18:32:09 -0400 Message-Id: <1754674672-0de994e0@stable.kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <128b6759dd8c93a79e0c7fadd1ec75a9d666b7e9.1754661108.git.siddh.raman.pant@oracle.com> References: Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit [ Sasha's backport helper bot ] Hi, ✅ All tests passed successfully. No issues detected. No action required from the submitter. The upstream commit SHA1 provided is correct: df008598b3a00be02a8051fde89ca0fbc416bd55 WARNING: Author mismatch between patch and upstream commit: Backport author: Siddh Raman Pant Commit author: Cong Wang Status in newer kernel trees: 6.15.y | Present (exact SHA1) 6.12.y | Not found 6.6.y | Not found 6.1.y | Not found 5.15.y | Not found 5.10.y | Not found Note: The patch differs from the upstream commit: --- 1: df008598b3a0 ! 1: 33accb73dca5 sch_drr: make drr_qlen_notify() idempotent @@ Commit message Link: https://patch.msgid.link/20250403211033.166059-3-xiyou.wangcong@gmail.com Acked-by: Jamal Hadi Salim Signed-off-by: Paolo Abeni + (cherry picked from commit df008598b3a00be02a8051fde89ca0fbc416bd55) + Signed-off-by: Siddh Raman Pant ## net/sched/sch_drr.c ## @@ net/sched/sch_drr.c: static int drr_change_class(struct Qdisc *sch, u32 classid, u32 parentid, + if (cl == NULL) return -ENOBUFS; - gnet_stats_basic_sync_init(&cl->bstats); + INIT_LIST_HEAD(&cl->alist); cl->common.classid = classid; cl->quantum = quantum; --- Results of testing on various branches: | Branch | Patch Apply | Build Test | |---------------------------|-------------|------------| | 5.4 | Success | Success |