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=-12.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,MSGID_FROM_MTA_HEADER,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,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 6F572C4320A for ; Fri, 13 Aug 2021 09:38:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4D1BB61038 for ; Fri, 13 Aug 2021 09:38:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239152AbhHMJi4 (ORCPT ); Fri, 13 Aug 2021 05:38:56 -0400 Received: from mx0a-00069f02.pphosted.com ([205.220.165.32]:2390 "EHLO mx0a-00069f02.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231309AbhHMJiz (ORCPT ); Fri, 13 Aug 2021 05:38:55 -0400 Received: from pps.filterd (m0246629.ppops.net [127.0.0.1]) by mx0b-00069f02.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 17D9ar0W018781; Fri, 13 Aug 2021 09:38:19 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=date : from : to : cc : subject : message-id : content-type : mime-version; s=corp-2021-07-09; bh=muFTPW+ZWd+Mvjbzsf21KyALNNNsW66ygb9y4tWbjA4=; b=zOlhBuNm+byaFy9D/0I3pM1qd5U86Me+HK2Gkqsxy+9o4dFrzTXTjxaxEi2jig8zPSix GYdMz/ZTZm0GOS70MIPSTV0H6VITZ2m0cWomwD6GCEzEsz48qsUfCqbUH4ym8VOe/Zpx DHM97di0u7P9rjqwf/gTaV/kexIWy+ofHFULl4rXLQxuwb0T08Tymu0v0uvOwbOyAwGR oAybvjWGVctmzfrExa29VYXSvlvS/V0H+Qt2/SeNht26GH84023Hw3CI4iYH8e4yJALQ Uh5zOIfpvdX7B7PN0ZI2a07vftFpHbHSsUr5QbjOz8zKoFEPpLJplhzzOeP3AtlTWzHb DQ== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=date : from : to : cc : subject : message-id : content-type : mime-version; s=corp-2020-01-29; bh=muFTPW+ZWd+Mvjbzsf21KyALNNNsW66ygb9y4tWbjA4=; b=bncC/we4kmKu4TDCaNkscBHEJjNNubrSiCNFyf2sz88rKxBD7WOOXXhWksRIFR1AT+LR BosLCkBPbJwZAvwDwQrlM2loe1CBFppPkA2AsIjmKbo0gWIkl3q5y3pbMrgjjJvDClz1 hSSCdWd979DVnwIk9Yc6gpOfGx1EZLAlFIiEdil5y7wZGwT5uoTD2stnD+lEawGHdODb 9/93nsK4DLaf79OSSmQQ80IdGFXIQ3A6WOme2lcaZgej79hLnVdzcPo5boWY7HL8WBW6 sOCIMFb6UvWk0FEhEgQXadCPKXWPVL7bDQEApE/BZbz4yOM3fY8BzkGRQOvHK+o5UAl0 RQ== Received: from aserp3020.oracle.com (aserp3020.oracle.com [141.146.126.70]) by mx0b-00069f02.pphosted.com with ESMTP id 3acw9p2yv3-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 13 Aug 2021 09:38:19 +0000 Received: from pps.filterd (aserp3020.oracle.com [127.0.0.1]) by aserp3020.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 17D9aXsw192887; Fri, 13 Aug 2021 09:38:18 GMT Received: from nam10-mw2-obe.outbound.protection.outlook.com (mail-mw2nam10lp2101.outbound.protection.outlook.com [104.47.55.101]) by aserp3020.oracle.com with ESMTP id 3accrdqwgj-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 13 Aug 2021 09:38:17 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=HDSnvmH2o3aI46yl2Z+euC9hkuEJmQpip1C4XBBR+cH1StnZ6XKKdV4hewVFZoNHMZAH35QnT/lM3RfyMssgQGX95iP9HLhMdM4mn69SfeFR5z4JnlqSPvWIZVzkNlclgs1mWzteqsUgzrM7ZADaM+YCqB+DyZTn3lQQXE1FEqT0Ctsd5pLz4x8Bjnr9V/PFaITaJMcnzXEYiYO/wT6ugANGcJtY9ANNy1ruITytJikpTUuF3eaktRVZw2YpoWjflon8fPYCoz1pmElRvzgmZbGJbcMAVYDtM3ZOCWEszmzJFrQPMjXbJrD1HUFQV8bEQ210HK6UbvX5iCSixo1wHQ== 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=muFTPW+ZWd+Mvjbzsf21KyALNNNsW66ygb9y4tWbjA4=; b=mJnqk5CbX2EkaZP4YfFhYSTOxrFNQR0xv3KyORk73GQs4qa9wItT/8mJ9xmgUtDNCf2P+HUeuO9WLTcHUrm/fZJzEtGlRuZrq9qQjpfz+sd1qTuF45xcLAAbp042judMuhII3MrOVq1nK/Pn+08odkdMj44VLT5to+NyQZu4illOAYgA2abgZnC05S5Nxe5bsLQjC5id5p5KtGtqxLxseLGSdAoqBo5dn7YnJhbdthxcRQO7DrmXLPl76rSEmFJHaHWhecOe9zC510ZNL6m+oMaQVzkBUL7FTZHOSwzAYAdSBQVJzkGQDjrdrVLsym9EWmHJFCskOq4t5vIbYQVVMg== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=oracle.com; dmarc=pass action=none header.from=oracle.com; dkim=pass header.d=oracle.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.onmicrosoft.com; s=selector2-oracle-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=muFTPW+ZWd+Mvjbzsf21KyALNNNsW66ygb9y4tWbjA4=; b=hupPVmm2vqin4/HsvpKw9HPKqHjGVOgwjHv253IVGEHw0Bo2r8tSa7eQzbS52ncDDcX8kDRCcqPZJUHNtxwpqHDnDfwp1Phh75uEPgN+nrwKBQ6W0thEC0hAugjK3okVzYjeb9u+8BCm8fBBW4WZ3dVqfbo6pxHa24/VjG5KdY4= Authentication-Results: lists.01.org; dkim=none (message not signed) header.d=none;lists.01.org; dmarc=none action=none header.from=oracle.com; Received: from MWHPR1001MB2365.namprd10.prod.outlook.com (2603:10b6:301:2d::28) by MWHPR10MB1422.namprd10.prod.outlook.com (2603:10b6:300:22::15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4415.17; Fri, 13 Aug 2021 09:38:14 +0000 Received: from MWHPR1001MB2365.namprd10.prod.outlook.com ([fe80::5820:e42b:73d7:4268]) by MWHPR1001MB2365.namprd10.prod.outlook.com ([fe80::5820:e42b:73d7:4268%7]) with mapi id 15.20.4415.019; Fri, 13 Aug 2021 09:38:14 +0000 Date: Fri, 13 Aug 2021 12:37:53 +0300 From: Dan Carpenter To: kbuild@lists.01.org, Haren Myneni Cc: lkp@intel.com, kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Michael Ellerman , Nicholas Piggin Subject: arch/powerpc/platforms/book3s/vas-api.c:100 coproc_ioc_tx_win_open() error: we previously assumed 'cp_inst->coproc->vops' could be null (see line 100) Message-ID: <202108130245.yreVnhXi-lkp@intel.com> Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.9.4 (2018-02-28) X-ClientProxiedBy: JNAP275CA0015.ZAFP275.PROD.OUTLOOK.COM (2603:1086:0:4c::20) To MWHPR1001MB2365.namprd10.prod.outlook.com (2603:10b6:301:2d::28) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from kadam (62.8.83.99) by JNAP275CA0015.ZAFP275.PROD.OUTLOOK.COM (2603:1086:0:4c::20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4415.15 via Frontend Transport; Fri, 13 Aug 2021 09:38:08 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: cfaa50d0-f3ea-4fc3-10f1-08d95e3e129f X-MS-TrafficTypeDiagnostic: MWHPR10MB1422: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:76; 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:MWHPR1001MB2365.namprd10.prod.outlook.com;PTR:;CAT:NONE;SFS:(366004)(39860400002)(136003)(376002)(396003)(346002)(8936002)(6666004)(86362001)(5660300002)(36756003)(6916009)(966005)(956004)(38350700002)(316002)(2906002)(478600001)(83380400001)(38100700002)(66476007)(66556008)(4326008)(186003)(9686003)(6486002)(44832011)(8676002)(54906003)(6496006)(1076003)(26005)(52116002)(66946007);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?G2mkCM7XW6QzOODBl9ELYJSf/x1nKJ8r5BToprPsDX4yO5gMnPGzbklCOWW+?= =?us-ascii?Q?FYW65+l4BBgPoMsotU2EvlbH26o/sP4IBzOzJ5J1w4qwMgAGirvSxTGPAhXc?= =?us-ascii?Q?2yvoHzW4tPC4q1uj2z/pG4dnJnrD9TwGg6kAYunL0ac0vEKK8JkXsUK2T+8w?= =?us-ascii?Q?IN/y3zDN+MhxcEgRa1t45/TGotwVBi/qbqk/9yoOYugKaLBuHqLt/hCktZmC?= =?us-ascii?Q?Nr5/l9XpVMEk/BncrKp7euYsN0cEdT6FHY/ltc/fkPe1uzSqH5O80fOJ42q7?= =?us-ascii?Q?vOvvDR3xLJ/wEwfyz5MG/9Frv6wIc93ILcQA+JhynQsW/n76isDM3W9FyHqj?= =?us-ascii?Q?UPLkYkXJJLLYrrLOQfteJ1FXbOxyfb8hm0Lwk6+boVewidKIznVx08/7jQb8?= =?us-ascii?Q?VgAdac/bOqUiCXtniBpITuooVpAnpooIZGwN1GqiE6rRqaKzdLvBy9HC3nJV?= =?us-ascii?Q?jNSIkAMga6XQaKN7RQ3u7bQPnwZZEsXjb6HyiAr49Z7py/ToK2W8Kp6Y/YA5?= =?us-ascii?Q?QIMxCCr4/mXvIOt+q4dAFzOjel8eK3WjVJavPcEp9Nk4D/GBRuF3NMcvXiwr?= =?us-ascii?Q?IF0Dc2XNzO1Av0ZfygWR5ILhnUKqb0NxqRqDIr39/pha8TJbq6mCKY87d81k?= =?us-ascii?Q?cikfusSixOqmYxBGOTz5JV2Ua1fcfOrrDrFAd3jZf/oFUCLtHvRu/uw+ItZR?= =?us-ascii?Q?6u78w2YG/pfCIFWwwtXJo6bUAznccLVaNIRT1g54OJtHeKQQmPWERfXGvvIs?= =?us-ascii?Q?7e8DutcAZERBGZN/xO8SmuRzPxhRP02x0BlyXH2q1bWY2YmZLju8khh1ICFh?= =?us-ascii?Q?jdetQxsDrg+oHhgEhF/apE61pCGbGNGtyTReS0UOqUBowny06yC9b47vaPwL?= =?us-ascii?Q?dILEAV5LA9X4CIAr0WwPIrsC/G8AhQCjHQSh2cra1YF30h6YRNnSRMQ4lmOj?= =?us-ascii?Q?d2rYCQY3WCOkIcfF6EAgYikNZ+BY9jevEo1rFsxczyPc5SojhiOvU6SGKAX/?= =?us-ascii?Q?qunqQ47LNNoOyuL0aiY3kpN2GGPBuzpzLCHYUsjvtMJZSWejcj4CHH/ve0dG?= =?us-ascii?Q?3G8Lg0gmb5CyPG2f8AoCzJcbPoVFMmHIsMr5Ok/ejuht937n2EykGEB75Sly?= =?us-ascii?Q?4ZZbh8Pn8X+vKocyCrL8NcjLSStUSpJ8lY8rEJOyA0X5rCzukOeTweYXcgTu?= =?us-ascii?Q?YTyvLcbd5cudqfgnLhVImHMOz1yaFIOv6813n7OWH+8cCs8sNp2SMBe3smNx?= =?us-ascii?Q?ObB7faIGQcXmuf8ByNqmxV7g5Eh24cB78DBokbMcSqtdbK9usKMk8FIfxmDQ?= =?us-ascii?Q?ILG+8bwyTu3uMT2vrI8RX7DW?= X-OriginatorOrg: oracle.com X-MS-Exchange-CrossTenant-Network-Message-Id: cfaa50d0-f3ea-4fc3-10f1-08d95e3e129f X-MS-Exchange-CrossTenant-AuthSource: MWHPR1001MB2365.namprd10.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 Aug 2021 09:38:14.6321 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 4e2c6054-71cb-48f1-bd6c-3a9705aca71b X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: CwRz+aubgk3bpMdAx/ZBc0f8XagjVWaARr71cXeCqBW+ryG5791DC+mCCif0Lkvno5JUkvvDA8B/2AkE8N1xyg2zporSGKLXNY1/Z4gvh4o= X-MS-Exchange-Transport-CrossTenantHeadersStamped: MWHPR10MB1422 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=10074 signatures=668682 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 mlxlogscore=999 malwarescore=0 adultscore=0 spamscore=0 bulkscore=0 mlxscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2107140000 definitions=main-2108130057 X-Proofpoint-GUID: cPOk7huyx_2qJJu3L8WvSGH9rH-w0pUV X-Proofpoint-ORIG-GUID: cPOk7huyx_2qJJu3L8WvSGH9rH-w0pUV Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 1746f4db513563bb22e0ba0c419d0c90912dfae1 commit: 1a0d0d5ed5e3cd9e3fc1ad4459f1db2f3618fce0 powerpc/vas: Add platform specific user window operations config: powerpc64-randconfig-m031-20210812 (attached as .config) compiler: powerpc-linux-gcc (GCC) 10.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: arch/powerpc/platforms/book3s/vas-api.c:100 coproc_ioc_tx_win_open() error: we previously assumed 'cp_inst->coproc->vops' could be null (see line 100) arch/powerpc/platforms/book3s/vas-api.c:170 coproc_mmap() error: we previously assumed 'cp_inst->coproc->vops' could be null (see line 170) vim +100 arch/powerpc/platforms/book3s/vas-api.c dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 73 static int coproc_ioc_tx_win_open(struct file *fp, unsigned long arg) dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 74 { dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 75 void __user *uptr = (void __user *)arg; dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 76 struct vas_tx_win_open_attr uattr; dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 77 struct coproc_instance *cp_inst; dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 78 struct vas_window *txwin; 1a0d0d5ed5e3cd arch/powerpc/platforms/book3s/vas-api.c Haren Myneni 2021-06-17 79 int rc; dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 80 dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 81 cp_inst = fp->private_data; dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 82 dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 83 /* dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 84 * One window for file descriptor dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 85 */ dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 86 if (cp_inst->txwin) dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 87 return -EEXIST; dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 88 dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 89 rc = copy_from_user(&uattr, uptr, sizeof(uattr)); dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 90 if (rc) { dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 91 pr_err("%s(): copy_from_user() returns %d\n", __func__, rc); dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 92 return -EFAULT; dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 93 } dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 94 dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 95 if (uattr.version != 1) { 1a0d0d5ed5e3cd arch/powerpc/platforms/book3s/vas-api.c Haren Myneni 2021-06-17 96 pr_err("Invalid window open API version\n"); dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 97 return -EINVAL; dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 98 } dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 99 1a0d0d5ed5e3cd arch/powerpc/platforms/book3s/vas-api.c Haren Myneni 2021-06-17 @100 if (!cp_inst->coproc->vops && !cp_inst->coproc->vops->open_win) { ^^ This was intended to be ||. 1a0d0d5ed5e3cd arch/powerpc/platforms/book3s/vas-api.c Haren Myneni 2021-06-17 101 pr_err("VAS API is not registered\n"); 1a0d0d5ed5e3cd arch/powerpc/platforms/book3s/vas-api.c Haren Myneni 2021-06-17 102 return -EACCES; 1a0d0d5ed5e3cd arch/powerpc/platforms/book3s/vas-api.c Haren Myneni 2021-06-17 103 } dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 104 1a0d0d5ed5e3cd arch/powerpc/platforms/book3s/vas-api.c Haren Myneni 2021-06-17 105 txwin = cp_inst->coproc->vops->open_win(uattr.vas_id, uattr.flags, 1a0d0d5ed5e3cd arch/powerpc/platforms/book3s/vas-api.c Haren Myneni 2021-06-17 106 cp_inst->coproc->cop_type); dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 107 if (IS_ERR(txwin)) { 1a0d0d5ed5e3cd arch/powerpc/platforms/book3s/vas-api.c Haren Myneni 2021-06-17 108 pr_err("%s() VAS window open failed, %ld\n", __func__, dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 109 PTR_ERR(txwin)); dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 110 return PTR_ERR(txwin); dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 111 } dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 112 dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 113 cp_inst->txwin = txwin; dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 114 dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 115 return 0; dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 116 } [ snip ] dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 147 static int coproc_mmap(struct file *fp, struct vm_area_struct *vma) dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 148 { dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 149 struct coproc_instance *cp_inst = fp->private_data; dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 150 struct vas_window *txwin; dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 151 unsigned long pfn; dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 152 u64 paste_addr; dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 153 pgprot_t prot; dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 154 int rc; dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 155 dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 156 txwin = cp_inst->txwin; dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 157 dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 158 if ((vma->vm_end - vma->vm_start) > PAGE_SIZE) { dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 159 pr_debug("%s(): size 0x%zx, PAGE_SIZE 0x%zx\n", __func__, dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 160 (vma->vm_end - vma->vm_start), PAGE_SIZE); dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 161 return -EINVAL; dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 162 } dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 163 dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 164 /* Ensure instance has an open send window */ dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 165 if (!txwin) { dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 166 pr_err("%s(): No send window open?\n", __func__); dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 167 return -EINVAL; dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 168 } dda44eb29c2357 arch/powerpc/platforms/powernv/vas-api.c Haren Myneni 2020-04-17 169 1a0d0d5ed5e3cd arch/powerpc/platforms/book3s/vas-api.c Haren Myneni 2021-06-17 @170 if (!cp_inst->coproc->vops && !cp_inst->coproc->vops->paste_addr) { ^^ Same. 1a0d0d5ed5e3cd arch/powerpc/platforms/book3s/vas-api.c Haren Myneni 2021-06-17 171 pr_err("%s(): VAS API is not registered\n", __func__); 1a0d0d5ed5e3cd arch/powerpc/platforms/book3s/vas-api.c Haren Myneni 2021-06-17 172 return -EACCES; 1a0d0d5ed5e3cd arch/powerpc/platforms/book3s/vas-api.c Haren Myneni 2021-06-17 173 } 1a0d0d5ed5e3cd arch/powerpc/platforms/book3s/vas-api.c Haren Myneni 2021-06-17 174 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org