From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.4 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E781DC3A589 for ; Thu, 15 Aug 2019 16:18:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B8FFF20656 for ; Thu, 15 Aug 2019 16:18:24 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="VhzUPnzy" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730393AbfHOQSY (ORCPT ); Thu, 15 Aug 2019 12:18:24 -0400 Received: from userp2130.oracle.com ([156.151.31.86]:53962 "EHLO userp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728979AbfHOQSX (ORCPT ); Thu, 15 Aug 2019 12:18:23 -0400 Received: from pps.filterd (userp2130.oracle.com [127.0.0.1]) by userp2130.oracle.com (8.16.0.27/8.16.0.27) with SMTP id x7FGDW5c173133; Thu, 15 Aug 2019 16:18:22 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=subject : to : cc : references : from : message-id : date : mime-version : in-reply-to : content-type : content-transfer-encoding; s=corp-2019-08-05; bh=VlFlXc2shqrc6EJz2QxoOsKsvpnK4nSqABUqUlGj5xA=; b=VhzUPnzyzMGq0Db5HUilNqCi1ub/SXjUztLHL8z1F9GExKN7eFPQv7ztUkuvq6ccuO05 lGd14kBJbrbps/FfcDD7kyK9LfzVs/J7Hm04SkZB9I9jA0ouysgLR2Qq64w96ceQ+QoD kz5dqHrJ1u9+V337wCJFh6++ZdaXzgir5fhyw79nuybKAo1bSxg6W09EBbGKarFfJkde 2RrS1DFW25Wfx69BG+JXZUfTCKnl2M2Qgg5dFWCpFVdBYGAI837+eTwgZXE7dlP2j3yC IDA6Wdxi2BGOdlvysIGT9RfUbPy1BPS8JKg9sQUuX/HpNB0r0MFPfXVCJEZcjmQM7GWf lQ== Received: from aserp3020.oracle.com (aserp3020.oracle.com [141.146.126.70]) by userp2130.oracle.com with ESMTP id 2u9nbtunc4-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 15 Aug 2019 16:18:22 +0000 Received: from pps.filterd (aserp3020.oracle.com [127.0.0.1]) by aserp3020.oracle.com (8.16.0.27/8.16.0.27) with SMTP id x7FGCmgI093762; Thu, 15 Aug 2019 16:18:21 GMT Received: from pps.reinject (localhost [127.0.0.1]) by aserp3020.oracle.com with ESMTP id 2ucpysgn9x-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 15 Aug 2019 16:18:21 +0000 Received: from aserp3020.oracle.com (aserp3020.oracle.com [127.0.0.1]) by pps.reinject (8.16.0.27/8.16.0.27) with SMTP id x7FGCpJe094188; Thu, 15 Aug 2019 16:18:21 GMT Received: from aserv0121.oracle.com (aserv0121.oracle.com [141.146.126.235]) by aserp3020.oracle.com with ESMTP id 2ucpysgn9m-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 15 Aug 2019 16:18:21 +0000 Received: from abhmp0016.oracle.com (abhmp0016.oracle.com [141.146.116.22]) by aserv0121.oracle.com (8.14.4/8.13.8) with ESMTP id x7FGIKug017456; Thu, 15 Aug 2019 16:18:20 GMT Received: from [10.159.249.63] (/10.159.249.63) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Thu, 15 Aug 2019 09:18:20 -0700 Subject: Re: [PATCH net-next v2 4/4] rds: check for excessive looping in rds_send_xmit To: Gerd Rausch , netdev@vger.kernel.org, linux-rdma@vger.kernel.org, rds-devel@oss.oracle.com Cc: David Miller References: <20190814.212525.326606319186601317.davem@davemloft.net> From: santosh.shilimkar@oracle.com Organization: Oracle Corporation Message-ID: <320355a6-b137-04a2-1a37-52f4df4806fc@oracle.com> Date: Thu, 15 Aug 2019 09:18:19 -0700 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:60.0) Gecko/20100101 Thunderbird/60.7.2 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=windows-1252; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9350 signatures=668684 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1906280000 definitions=main-1908150159 Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org On 8/15/19 7:43 AM, Gerd Rausch wrote: > From: Andy Grover > Date: Thu, 13 Jan 2011 11:40:31 -0800 > > Original commit from 2011 updated to include a change by > Yuval Shaia > that adds a new statistic counter "send_stuck_rm" > to capture the messages looping exessively > in the send path. > > Signed-off-by: Gerd Rausch > --- Acked-by: Santosh Shilimkar