Received: by 2002:a05:6a10:9e8c:0:0:0:0 with SMTP id y12csp620604pxx; Mon, 26 Oct 2020 17:09:16 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyx9aRarSk1hWN14h+XlFNomY6eS9tGRiqfvvSXYJ/e8RzexlwqYHsdByYZ5IEtdqtROJJL X-Received: by 2002:a05:6402:943:: with SMTP id h3mr18321738edz.88.1603757356251; Mon, 26 Oct 2020 17:09:16 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1603757356; cv=none; d=google.com; s=arc-20160816; b=y6zo4nj3sf+vIEejTuL4YU7uQ5d33oIeyXhj0ICoEZvXk28v0MbS2tlcxvNS+aKbKF Mal2Rea8SIXNxNnvBKpa1/eev091p0PkNJisXDcYp5cvO/gpaH2OsSKAOL28/IFO3OBn 2mGz0D1QdXTM3SIcidJnx+Bd9H28Itx7s2Xi6u/INOR7qn9M8AN4StwycAsf+Iwp36kz JfoZhlyx2G9kMvHBq+EQbFbBo6ciQwfcoEZMHGG3csHls17MzBgBmQMs8V88nGSRU30l UoxvjqaHR6UPRdWrjGxHlh5Vomu3SNEHQb63WFCFK2EOir5GJXCJlXw5fKp7r5bnvj55 klKg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:mime-version:in-reply-to:date:references :message-id:organization:from:subject:cc:to:dkim-signature; bh=JBHC3Tv9jAUAHUjVj7llOjchS0J/AGl03MlghuwQQaE=; b=0oSXaQ2htIMUtvrLm6OG/DKC7ui04EA353g1o72SI8MZKcLS4G1s02lI3IdQIV45oC KzjHk1V7sYftwxDZwCqkkvGLcU/p/tFqcDobu/BpiKRCCt1m+A0fdk2wTomtVX8MrclB KPgfcN7g8hcMWjonUuWWEwDYuwER//AMzrF59TkK96GcNx2P3ecJaarcUQg1xgvzzGgt SjePuInF1Cqx+RurAvUNr2vIeclD9E4A520Zh7YQbtMI/5S7R2yDnxkiXTHktmLxPNmY vdMCW1+3gWTAoAbHc4jqodKrHdEqK96u9r+7b4Tnl7xEGCJquUJJbqwP/EECeliRDIX/ tDig== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@oracle.com header.s=corp-2020-01-29 header.b=HStaSDxT; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=oracle.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id h6si8403225ejp.369.2020.10.26.17.08.54; Mon, 26 Oct 2020 17:09:16 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@oracle.com header.s=corp-2020-01-29 header.b=HStaSDxT; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=oracle.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2392784AbgJZWSI (ORCPT + 99 others); Mon, 26 Oct 2020 18:18:08 -0400 Received: from aserp2130.oracle.com ([141.146.126.79]:43486 "EHLO aserp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2392725AbgJZWSI (ORCPT ); Mon, 26 Oct 2020 18:18:08 -0400 Received: from pps.filterd (aserp2130.oracle.com [127.0.0.1]) by aserp2130.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 09QMFdNg062108; Mon, 26 Oct 2020 22:17:57 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=to : cc : subject : from : message-id : references : date : in-reply-to : mime-version : content-type; s=corp-2020-01-29; bh=JBHC3Tv9jAUAHUjVj7llOjchS0J/AGl03MlghuwQQaE=; b=HStaSDxTpzgb0Cc0CwVDhnfoTRhJmadyKep1fyH9tXZ+SxsTB5t4ETIzuKwS3cHK/E7/ JmCYqOtwAxdBNVjxro+Qq2tHjMg0QaFrsNFJNk6r9VbfQv8xSBqkK+Y7sfEaX+BVM2uy gwA4+peCsTQkp9qqKl83nP/s+XZSv2aPc5F91p/ViI5FLbo4tjy2ZhqdUrtoXmZ8hjuZ v9cJ8WH9JTGievC2RSDgrvTiE4sKBmy2TGNEhfgRN+bz0AMzxvVWU3A694F0SU5T6gPe XxmmvOhNxipY61ucDon1RbYlA7Mwx65c7c5GUCFIiIHYkoBWR+Le2onYg4dkrP8/ViPK qQ== Received: from userp3020.oracle.com (userp3020.oracle.com [156.151.31.79]) by aserp2130.oracle.com with ESMTP id 34c9saq6kg-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 26 Oct 2020 22:17:57 +0000 Received: from pps.filterd (userp3020.oracle.com [127.0.0.1]) by userp3020.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 09QMGEhr058299; Mon, 26 Oct 2020 22:17:56 GMT Received: from aserv0122.oracle.com (aserv0122.oracle.com [141.146.126.236]) by userp3020.oracle.com with ESMTP id 34cx1q0r70-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 26 Oct 2020 22:17:56 +0000 Received: from abhmp0010.oracle.com (abhmp0010.oracle.com [141.146.116.16]) by aserv0122.oracle.com (8.14.4/8.14.4) with ESMTP id 09QMHro7032276; Mon, 26 Oct 2020 22:17:53 GMT Received: from ca-mkp.ca.oracle.com (/10.159.214.123) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Mon, 26 Oct 2020 15:17:52 -0700 To: Tyrel Datwyler Cc: james.bottomley@hansenpartnership.com, martin.petersen@oracle.com, linux-scsi@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, brking@linux.ibm.com Subject: Re: [PATCH] ibmvscsi: fix race potential race after loss of transport From: "Martin K. Petersen" Organization: Oracle Corporation Message-ID: References: <20201025001355.4527-1-tyreld@linux.ibm.com> Date: Mon, 26 Oct 2020 18:17:50 -0400 In-Reply-To: <20201025001355.4527-1-tyreld@linux.ibm.com> (Tyrel Datwyler's message of "Sat, 24 Oct 2020 19:13:55 -0500") MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9786 signatures=668682 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 spamscore=0 phishscore=0 bulkscore=0 suspectscore=1 malwarescore=0 mlxlogscore=999 mlxscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2010260144 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9786 signatures=668682 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxscore=0 impostorscore=0 mlxlogscore=999 malwarescore=0 lowpriorityscore=0 bulkscore=0 priorityscore=1501 spamscore=0 phishscore=0 clxscore=1011 suspectscore=1 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2010260144 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Tyrel, > After a loss of tranport due to an adatper migration or > crash/disconnect from the host partner there is a tiny window where we > can race adjusting the request_limit of the adapter. Applied to 5.10/scsi-fixes, thanks! -- Martin K. Petersen Oracle Linux Engineering