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=-1.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_PASS,UNPARSEABLE_RELAY 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 17BDDC43387 for ; Fri, 21 Dec 2018 00:39:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CF80E21903 for ; Fri, 21 Dec 2018 00:39:16 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="1L4zTNlV" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731197AbeLUAjP (ORCPT ); Thu, 20 Dec 2018 19:39:15 -0500 Received: from aserp2130.oracle.com ([141.146.126.79]:37194 "EHLO aserp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727790AbeLUAjP (ORCPT ); Thu, 20 Dec 2018 19:39:15 -0500 Received: from pps.filterd (aserp2130.oracle.com [127.0.0.1]) by aserp2130.oracle.com (8.16.0.22/8.16.0.22) with SMTP id wBL0YdRu063895; Fri, 21 Dec 2018 00:39:06 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=to : cc : subject : from : references : date : in-reply-to : message-id : mime-version : content-type; s=corp-2018-07-02; bh=ZW6Gn3yLEAOqVVPxee2LZAIl4uFwpMlhB2gqbXUD6Xo=; b=1L4zTNlVyerNXL/vMRNsaB/wh5m09BzwB/LBarHHPPzk/JQevulfuTAX9VoOVP1esdB9 uX+mGKTSstvA18wCT9ofnclhYsw8HxW0cjB1NyM7QLHHSPMPNhnPm1Aprzq/Ay3w3rat DN1Wyh6bhEe4lCjkqjlpY7I4j/INKb6i9RH8DEQDzJTBm4d9URKOgWqr5ASh0y3yMsCq psBaNc1PdXYp8JDja/NOKl5KIEu0TeS/Yrct66wUc4QmoLoFtsiP/xi/IM2N12m5ZOi1 MYvZRvYD52ziSGpIGlkZMokA0YtQo0SsEBPPGpbjt5aoHybC5TUUd8QWZ/J+xIFah85n VQ== Received: from aserv0021.oracle.com (aserv0021.oracle.com [141.146.126.233]) by aserp2130.oracle.com with ESMTP id 2pf8gfkp8k-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 21 Dec 2018 00:39:05 +0000 Received: from userv0122.oracle.com (userv0122.oracle.com [156.151.31.75]) by aserv0021.oracle.com (8.14.4/8.14.4) with ESMTP id wBL0d4QI018101 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 21 Dec 2018 00:39:05 GMT Received: from abhmp0019.oracle.com (abhmp0019.oracle.com [141.146.116.25]) by userv0122.oracle.com (8.14.4/8.14.4) with ESMTP id wBL0d3ev031781; Fri, 21 Dec 2018 00:39:04 GMT Received: from ca-mkp.ca.oracle.com (/10.159.214.123) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Thu, 20 Dec 2018 16:39:02 -0800 To: Yanjiang Jin Cc: , , , , , , , Subject: Re: [PATCH] scsi: smartpqi: call pqi_free_interrupts() in pqi_shutdown() From: "Martin K. Petersen" Organization: Oracle Corporation References: <1545294755-29565-1-git-send-email-yanjiang.jin@hxt-semitech.com> <1545294755-29565-2-git-send-email-yanjiang.jin@hxt-semitech.com> Date: Thu, 20 Dec 2018 19:39:00 -0500 In-Reply-To: <1545294755-29565-2-git-send-email-yanjiang.jin@hxt-semitech.com> (Yanjiang Jin's message of "Thu, 20 Dec 2018 16:32:35 +0800") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=9113 signatures=668680 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=2 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=693 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1812210002 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Yanjiang, > We must free all irqs during shutdown, else kexec's 2nd kernel would > hang in pqi_wait_for_completion_io() as below: Applied to 4.21/scsi-queue, thanks! -- Martin K. Petersen Oracle Linux Engineering