From patchwork Thu Aug 26 00:59:30 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Quanyang Wang X-Patchwork-Id: 12458725 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=-17.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,MSGID_FROM_MTA_HEADER,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 B5DC1C432BE for ; Thu, 26 Aug 2021 01:02:50 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7878C6102A for ; Thu, 26 Aug 2021 01:02:50 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 7878C6102A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=windriver.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:Cc :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=dcKCxi9MPK49eIRoIypF5wCOV3cBOcyT6MggjPbjBAI=; b=Y9O04uQU6ICqLr YOHfswMP80CoeKN0fXspIS/U0rtFcB1Jo6rC06DBAiuS7ho36yhqgVIkfS6pH8Ol9/U5lIx0Kq/1V 02zcXxOzRcwH9+qburch/reIySo1kmLuXYg48a+2604AIKXgtIAvO0HpSv9WuKt8YxhaK5YdLR+0a wY7gTFNr58i3sZhXRLFF4rgDVoy7kHLu+3/mvj/YDoIDBOE17qxcjxTgeYcyaWbWq2Lxje2r+bhda abUlZ2BcjWnitTJM1H/J8RACPN8mdwJlfpDtyeIlV9s2nxemp9/zqIxsRFl+rAcFIa/N+s7uz1OFE M9Q2AhaYq/FCowBE7OOA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mJ3kW-008pK6-Jb; Thu, 26 Aug 2021 01:00:08 +0000 Received: from mx0b-0064b401.pphosted.com ([205.220.178.238]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mJ3kQ-008pIp-F5 for linux-arm-kernel@lists.infradead.org; Thu, 26 Aug 2021 01:00:06 +0000 Received: from pps.filterd (m0250811.ppops.net [127.0.0.1]) by mx0a-0064b401.pphosted.com (8.16.1.2/8.16.1.2) with SMTP id 17Q0Srsu017128; Thu, 26 Aug 2021 00:59:56 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=windriver.com; h=from : to : cc : subject : date : message-id : content-transfer-encoding : content-type : mime-version; s=PPS06212021; bh=bFMi6/1RnUwrKZ1RaAKFYB8NEbjz27JwQHDRZjrjubg=; b=lJsAbrs1wBUcukHotgkeHwle1DP4ujQlWEozT0R941B0TVeV6kSWpF2atp64RnlhxK3U nHhWuPyG/jTszmB35yl5/utyYg3MBkBQniHX8c2gKLiNc0ftGVKo7FPaknZqEGSnP3Gt 8o8mTfMeEg0759V4U5p1M5ZjNB0UZ2JTMxYc59hErsqT6W1Ovg3gfYbW17O2GCeadD+u HcjeQSUqV6PejMKrmU2jryEZyGaOBmzojptec4OO9H4cmmiXKfcCBuW97XrzwVF59T34 oXnZbCaPGDYneJWxwPRq2yoXAwgauxmq1aFICR0X9rr3pxvDm1+ZXhWCk1F2kCsgzWHT fw== Received: from nam02-sn1-obe.outbound.protection.outlook.com (mail-sn1anam02lp2044.outbound.protection.outlook.com [104.47.57.44]) by mx0a-0064b401.pphosted.com with ESMTP id 3an7e4h12w-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 26 Aug 2021 00:59:56 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=FFr+SX679s+3M2MCBwLHwP+Se6ORAENJBoPLjiggTBimmD3yrVtqVPrOKi6fuiVn8PjTs/GiZUnaervJDPG+BoF8ZQJjpPvlOvSHIB4IgtLw+ZHvYHnAVtEUBSCDG7Nqc2qECUoppM+MFjhgnjERb17qhgrMAEFtdqGmcF9pBph6Tz3MgUD9rBHVV/8AU/cE/gFYGtc15QypYVtBvQJ7ces8bFQJpXKJv4ZwM82saaDLvbKfBKZRRvcagiVm21p8lcrAlbNCgjT4riNjn6xzpJqZkVOSdjXmbL+6gm270IvmlcLDG+yobrfmBnMRSroJN02krttX03nJQu66cCZD7Q== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=bFMi6/1RnUwrKZ1RaAKFYB8NEbjz27JwQHDRZjrjubg=; b=FgbQlQfsIMXkVw+pR4cgyj8Lr0fiHe+PHZT+cH9EIJXlNjHRDyCHfSPIqNBZlEOpURxtia9SPmz4QRvWMvLJ1OqxctyQxWJhLpP9/w5CZ0R1EBiI7z/Ggsc2S4W9DeyC1NgkGEmCBGoJMu5yzqcF5O9W568YG/Dwk7UeoBXPEBFnxVbQHk/BGg+vUW3/fGsyqugYF+B9Q5HM7CTCFFKQmDmiamvkt2OtnxI4gVNvtYWkPXqxqL6Aheio4c22LwI4XTiIb5/ADQ1wLXC8bKLtg2f7JpzeFqvT1YCBADfjaTRAQCk0q1nFA6ZKXjnXfY3asZ3p6po+QeTk+WXwa48Uig== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=windriver.com; dmarc=pass action=none header.from=windriver.com; dkim=pass header.d=windriver.com; arc=none Authentication-Results: kernel.org; dkim=none (message not signed) header.d=none;kernel.org; dmarc=none action=none header.from=windriver.com; Received: from CY4PR11MB0071.namprd11.prod.outlook.com (2603:10b6:910:7a::30) by CY4PR11MB1607.namprd11.prod.outlook.com (2603:10b6:910:8::20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4436.22; Thu, 26 Aug 2021 00:59:54 +0000 Received: from CY4PR11MB0071.namprd11.prod.outlook.com ([fe80::def:cd0:ce93:8a7]) by CY4PR11MB0071.namprd11.prod.outlook.com ([fe80::def:cd0:ce93:8a7%7]) with mapi id 15.20.4436.025; Thu, 26 Aug 2021 00:59:54 +0000 From: quanyang.wang@windriver.com To: Mark Brown , Michal Simek , Naga Sureshkumar Relli Cc: linux-spi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Quanyang Wang Subject: [RESEND][PATCH] spi: spi-zynq-qspi: use wait_for_completion_timeout to make zynq_qspi_exec_mem_op not interruptible Date: Thu, 26 Aug 2021 08:59:30 +0800 Message-Id: <20210826005930.20572-1-quanyang.wang@windriver.com> X-Mailer: git-send-email 2.25.1 X-ClientProxiedBy: HK2PR03CA0066.apcprd03.prod.outlook.com (2603:1096:202:17::36) To CY4PR11MB0071.namprd11.prod.outlook.com (2603:10b6:910:7a::30) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from pek-qwang2-d1.wrs.com (60.247.85.82) by HK2PR03CA0066.apcprd03.prod.outlook.com (2603:1096:202:17::36) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4457.6 via Frontend Transport; Thu, 26 Aug 2021 00:59:52 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 643f1751-1ec6-493c-d32b-08d9682cd0b4 X-MS-TrafficTypeDiagnostic: CY4PR11MB1607: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:6430; X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:CY4PR11MB0071.namprd11.prod.outlook.com; PTR:; CAT:NONE; SFS:(4636009)(376002)(39850400004)(346002)(136003)(396003)(366004)(38100700002)(26005)(6506007)(38350700002)(66476007)(52116002)(66946007)(5660300002)(186003)(8676002)(107886003)(66556008)(1076003)(316002)(6666004)(86362001)(2616005)(4326008)(478600001)(36756003)(6512007)(6486002)(8936002)(83380400001)(9686003)(2906002)(956004)(110136005); DIR:OUT; SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: xgJeJKJrGVtI4Udb3N7g1t+f6yDgTJUVrU73aX419RAuOP3CSJ0X+7hgRb2VyPloIQ5Ddp1dhtNjSHS73MP1PGdfl18E02wSh6ptFl/q7fXOJjasPfgdGbOOle1MolGDFymGawMkUIyS0GS6dUBNV7hkQeLj5v/J7lmtv1Tk7/BBfWwCE+Lj3dZYxAWc5O/EP2PBpQ0bx++QJ+RTW8mATQEhJZHQoJk8vr2Z6XChRTlOC09q4aLqKGrIpxZPU5ZeZfdYRFmHJCPDaxZMyYzYJuVMiWktLbn3y7bp4PAA+/RHkrHwsocbCCsXIA1EiwE2eO7TuJpLGfIQYgrko5sLcaxjODVvtcXqEGR9ie05or5llTytLgT7wNx+wY9XDMy5neGGg2jMa1079pt/dYu3xcsknfZqj5aHAlTDh+GahlKeISA154wv6MCKoVh/Kud8L4/UL8WnXh98zlSIlYEWaDUe2FwcojAkImw9r4S/3NTxaWY/6+qxmf/tGssyCsnPnjVNCLLdEEiyD1vpn2xkTmooziTpklCiFVkLdStSlaHS8QElRKpV9Tf/m9b0GvsPXJCh8LC8RM+pCysXhqC6U4o8YC2rKAwhmOGwZQhgCmI9Dq3/DqrnWAitbNU8+2tAygz5UXIEe5rOwMcuip0aSfJP3L9Fwhu2u01EiPyeX+jmoR4HXPKBCoF/d0f+NDQfMpG0Kt265p5IWbrNlepKEsM/4GMllyHe/PJTONxlDhRCq2nDuJY7o7NAaSwiQl/OKN0TZga/QWo45ERK6IJ1/Dkj91DJjCB0uX/ZPkAX/nLRYDGeHTGI/S7mjCIXWYlBljiIIi9SN9oSNwEMhjQUxcvueuVmWG8yXsjHqGwgCCXyY+zJYQveIrSCLLhdfIMUYHklhFD4uJMb8GeJgqOi0E4dAWlmoiT8amqKhLJWagflwb5FJVIlUzHBYc0HtWtJoH0fm4ehE5Fzx6Kd49tnuwd3JSp2D9mwlsV4vDYyAE5lxd76uUhiwUpSEZq7bHAj1cFyUxlcHpzxSp5EoeObn1ZaEZmV5FefRMBgWZCnX6KYL/LBPzLeLl8kk+jzylc8mFfP5s5ku5/s+5hn2mmt1nDf/WslIi88cwacQu+aGt4O9BB9s3yLu4HoAnXA34J4a4znWAvnUuf3Xz/3dtPKisqZNPy3yNv2s6U4ViIKMXvF7fF509j9clm54oFaIkaLnt8PMZ+VDv3uV/WY1BQ7w54Y0xkFgdt2IxFd4/0LlHiu1zAxFLgZRfpl+2/WW3GJYx7/qTzfFPqITg40LjFEXgSxjSEqUA9YTy1iPM2QCvpJp0n9bfOtX2Di/Ezc/BCB X-OriginatorOrg: windriver.com X-MS-Exchange-CrossTenant-Network-Message-Id: 643f1751-1ec6-493c-d32b-08d9682cd0b4 X-MS-Exchange-CrossTenant-AuthSource: CY4PR11MB0071.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 26 Aug 2021 00:59:54.0276 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 8ddb2873-a1ad-4a18-ae4e-4644631433be X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: 9In3yjqvS3TqTpC0rrO8KBdG/IcaFA5h6NERvNrak/D1/guH04uMZ0NmBIfqkPQCJC8XMfXf119zuYwi8HIhS+CvldeSKj0tn5xyVBv3gDE= X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY4PR11MB1607 X-Proofpoint-GUID: GF720EHcLMa49GliHIZuZXl2kFp6hGjO X-Proofpoint-ORIG-GUID: GF720EHcLMa49GliHIZuZXl2kFp6hGjO X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.182.1,Aquarius:18.0.790,Hydra:6.0.391,FMLib:17.0.607.475 definitions=2021-08-25_09,2021-08-25_02,2020-04-07_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 phishscore=0 spamscore=0 priorityscore=1501 clxscore=1015 impostorscore=0 bulkscore=0 mlxscore=0 adultscore=0 malwarescore=0 lowpriorityscore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2107140000 definitions=main-2108260004 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210825_180002_714218_2308D41B X-CRM114-Status: GOOD ( 16.85 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Quanyang Wang The function wait_for_completion_interruptible_timeout will return -ERESTARTSYS immediately when receiving SIGKILL signal which is sent by "jffs2_gcd_mtd" during umounting jffs2. This will break the SPI memory operation because the data transmitting may begin before the command or address transmitting completes. Use wait_for_completion_timeout to prevent the process from being interruptible. Fixes: 67dca5e580f1 ("spi: spi-mem: Add support for Zynq QSPI controller") Signed-off-by: Quanyang Wang --- drivers/spi/spi-zynq-qspi.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/spi/spi-zynq-qspi.c b/drivers/spi/spi-zynq-qspi.c index 9262c6418463..cfa222c9bd5e 100644 --- a/drivers/spi/spi-zynq-qspi.c +++ b/drivers/spi/spi-zynq-qspi.c @@ -545,7 +545,7 @@ static int zynq_qspi_exec_mem_op(struct spi_mem *mem, zynq_qspi_write_op(xqspi, ZYNQ_QSPI_FIFO_DEPTH, true); zynq_qspi_write(xqspi, ZYNQ_QSPI_IEN_OFFSET, ZYNQ_QSPI_IXR_RXTX_MASK); - if (!wait_for_completion_interruptible_timeout(&xqspi->data_completion, + if (!wait_for_completion_timeout(&xqspi->data_completion, msecs_to_jiffies(1000))) err = -ETIMEDOUT; } @@ -563,7 +563,7 @@ static int zynq_qspi_exec_mem_op(struct spi_mem *mem, zynq_qspi_write_op(xqspi, ZYNQ_QSPI_FIFO_DEPTH, true); zynq_qspi_write(xqspi, ZYNQ_QSPI_IEN_OFFSET, ZYNQ_QSPI_IXR_RXTX_MASK); - if (!wait_for_completion_interruptible_timeout(&xqspi->data_completion, + if (!wait_for_completion_timeout(&xqspi->data_completion, msecs_to_jiffies(1000))) err = -ETIMEDOUT; } @@ -579,7 +579,7 @@ static int zynq_qspi_exec_mem_op(struct spi_mem *mem, zynq_qspi_write_op(xqspi, ZYNQ_QSPI_FIFO_DEPTH, true); zynq_qspi_write(xqspi, ZYNQ_QSPI_IEN_OFFSET, ZYNQ_QSPI_IXR_RXTX_MASK); - if (!wait_for_completion_interruptible_timeout(&xqspi->data_completion, + if (!wait_for_completion_timeout(&xqspi->data_completion, msecs_to_jiffies(1000))) err = -ETIMEDOUT; @@ -603,7 +603,7 @@ static int zynq_qspi_exec_mem_op(struct spi_mem *mem, zynq_qspi_write_op(xqspi, ZYNQ_QSPI_FIFO_DEPTH, true); zynq_qspi_write(xqspi, ZYNQ_QSPI_IEN_OFFSET, ZYNQ_QSPI_IXR_RXTX_MASK); - if (!wait_for_completion_interruptible_timeout(&xqspi->data_completion, + if (!wait_for_completion_timeout(&xqspi->data_completion, msecs_to_jiffies(1000))) err = -ETIMEDOUT; }