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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT 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 F22BFECE58C for ; Tue, 15 Oct 2019 06:18:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D56CC217F9 for ; Tue, 15 Oct 2019 06:18:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727294AbfJOGSk (ORCPT ); Tue, 15 Oct 2019 02:18:40 -0400 Received: from esa1.microchip.iphmx.com ([68.232.147.91]:42690 "EHLO esa1.microchip.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726044AbfJOGSk (ORCPT ); Tue, 15 Oct 2019 02:18:40 -0400 Authentication-Results: esa1.microchip.iphmx.com; dkim=none (message not signed) header.i=none; spf=Pass smtp.mailfrom=balsundar.p@microsemi.com; spf=None smtp.helo=postmaster@smtp.microsemi.com Received-SPF: Pass (esa1.microchip.iphmx.com: domain of balsundar.p@microsemi.com designates 208.19.100.22 as permitted sender) identity=mailfrom; client-ip=208.19.100.22; receiver=esa1.microchip.iphmx.com; envelope-from="balsundar.p@microsemi.com"; x-sender="balsundar.p@microsemi.com"; x-conformance=spf_only; x-record-type="v=spf1"; x-record-text="v=spf1 ip4:208.19.100.20 ip4:208.19.100.21 ip4:208.19.100.22 ip4:208.19.100.23 ip4:208.19.99.221 ip4:208.19.99.222 ip4:208.19.99.223 ip4:208.19.99.225 -all" Received-SPF: None (esa1.microchip.iphmx.com: no sender authenticity information available from domain of postmaster@smtp.microsemi.com) identity=helo; client-ip=208.19.100.22; receiver=esa1.microchip.iphmx.com; envelope-from="balsundar.p@microsemi.com"; x-sender="postmaster@smtp.microsemi.com"; x-conformance=spf_only X-Ironport-Dmarc-Check-Result: validskip IronPort-SDR: XlvfToVOwfeMgi37R1GGOfzIhWQK1EyqcEufj7GASVa59otj6IZek2YpqMJdfk2RLZTvhIrVYu f1p9/BZZQKHpua7NK6qsvIpa8p/QfEFcu93sJ9cAPNR3zSKdj9aIxkzM5EvLMCxq8Pb18Fl5bv DBfkc3DwdWcGz6/7WWmsLxdDyIAR4rJVYmSlcQ7ZpMBNBRtL1qjrfaWkMv4azYQpYMZH8qM6yA tzXsTfheJhscxuSd967iK1sDo3Ku3WWAt05Lm2P+YueDK5vbZgT7rpv5I6S5ENoMz5DpOjSSGS zyc= X-IronPort-AV: E=Sophos;i="5.67,298,1566889200"; d="scan'208";a="54210888" Received: from unknown (HELO smtp.microsemi.com) ([208.19.100.22]) by esa1.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 14 Oct 2019 23:18:39 -0700 Received: from AVMBX3.microsemi.net (10.100.34.33) by AVMBX2.microsemi.net (10.100.34.32) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Mon, 14 Oct 2019 23:18:39 -0700 Received: from localhost (10.41.130.77) by avmbx3.microsemi.net (10.100.34.33) with Microsoft SMTP Server id 15.1.1713.5 via Frontend Transport; Mon, 14 Oct 2019 23:18:38 -0700 From: To: , CC: Subject: [PATCH 5/7] scsi: aacraid: check adapter health Date: Tue, 15 Oct 2019 11:52:02 +0530 Message-ID: <1571120524-6037-6-git-send-email-balsundar.p@microsemi.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1571120524-6037-1-git-send-email-balsundar.p@microsemi.com> References: <1571120524-6037-1-git-send-email-balsundar.p@microsemi.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org From: Balsundar P Currently driver waits for the command IOCTL from the firmware and if the firmware enters nonresponsive state, the driver doesn't respond till the firmware is responsive again Signed-off-by: Balsundar P --- drivers/scsi/aacraid/linit.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c index acc0250a4b62..2055307f4f3d 100644 --- a/drivers/scsi/aacraid/linit.c +++ b/drivers/scsi/aacraid/linit.c @@ -613,9 +613,13 @@ static struct device_attribute *aac_dev_attrs[] = { static int aac_ioctl(struct scsi_device *sdev, unsigned int cmd, void __user *arg) { + int retval; struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; if (!capable(CAP_SYS_RAWIO)) return -EPERM; + retval = aac_adapter_check_health(dev); + if (retval) + return -EBUSY; return aac_do_ioctl(dev, cmd, arg); } -- 2.18.1