From patchwork Wed Jul 25 02:42:09 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thiago Jung Bauermann X-Patchwork-Id: 10543417 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 62E4A1822 for ; Wed, 25 Jul 2018 02:44:31 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5434F29A1A for ; Wed, 25 Jul 2018 02:44:31 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4825529A28; Wed, 25 Jul 2018 02:44:31 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E9F6029A1A for ; Wed, 25 Jul 2018 02:44:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727353AbeGYDx5 (ORCPT ); Tue, 24 Jul 2018 23:53:57 -0400 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:47584 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388555AbeGYDx5 (ORCPT ); Tue, 24 Jul 2018 23:53:57 -0400 Received: from pps.filterd (m0098409.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.22/8.16.0.22) with SMTP id w6P2hWoh134219 for ; Tue, 24 Jul 2018 22:44:28 -0400 Received: from e35.co.us.ibm.com (e35.co.us.ibm.com [32.97.110.153]) by mx0a-001b2d01.pphosted.com with ESMTP id 2kedbaegf7-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Tue, 24 Jul 2018 22:44:28 -0400 Received: from localhost by e35.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Tue, 24 Jul 2018 20:44:25 -0600 Received: from b03ledav004.gho.boulder.ibm.com (b03ledav004.gho.boulder.ibm.com [9.17.130.235]) by b03cxnp08028.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id w6P2iOfO8782230 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 24 Jul 2018 19:44:24 -0700 Received: from b03ledav004.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 86BEF7805F; Tue, 24 Jul 2018 20:44:24 -0600 (MDT) Received: from b03ledav004.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 8CA0C7805E; Tue, 24 Jul 2018 20:44:22 -0600 (MDT) Received: from morokweng.localdomain.com (unknown [9.85.159.138]) by b03ledav004.gho.boulder.ibm.com (Postfix) with ESMTP; Tue, 24 Jul 2018 20:44:22 -0600 (MDT) From: Thiago Jung Bauermann To: linux-kselftest@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Shuah Khan , Andrea Arcangeli , Mike Rapoport , Prakash Sangappa , Thiago Jung Bauermann Subject: [PATCH 3/3] userfaultfd: selftest: Report XFAIL if shmem doesn't support zeropage Date: Tue, 24 Jul 2018 23:42:09 -0300 X-Mailer: git-send-email 2.14.4 In-Reply-To: <20180725024209.32586-1-bauerman@linux.ibm.com> References: <20180725024209.32586-1-bauerman@linux.ibm.com> X-TM-AS-GCONF: 00 x-cbid: 18072502-0012-0000-0000-00001690D8E5 X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00009424; HX=3.00000241; KW=3.00000007; PH=3.00000004; SC=3.00000266; SDB=6.01065718; UDB=6.00547467; IPR=6.00843576; MB=3.00022308; MTD=3.00000008; XFM=3.00000015; UTC=2018-07-25 02:44:27 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 18072502-0013-0000-0000-000053CAC391 Message-Id: <20180725024209.32586-4-bauerman@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2018-07-24_07:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=1 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1806210000 definitions=main-1807250027 Sender: linux-kselftest-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP If userfaultfd runs on a system that doesn't support UFFDIO_ZEROPAGE for shared memory, it currently ends with error code 1 which indicates test failure: # ./userfaultfd shmem 10 10 nr_pages: 160, nr_pages_per_cpu: 80 bounces: 9, mode: rnd poll, unexpected missing ioctl for anon memory # echo $? 1 This is a real failure, but expected so signal that to the test harness: # ./userfaultfd shmem 10 10 nr_pages: 160, nr_pages_per_cpu: 80 bounces: 9, mode: rnd poll, UFFDIO_ZEROPAGE unsupported in shmem VMAs # echo $? 2 Signed-off-by: Thiago Jung Bauermann --- tools/testing/selftests/vm/userfaultfd.c | 8 ++++++++ 1 file changed, 8 insertions(+) -- To unsubscribe from this list: send the line "unsubscribe linux-kselftest" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/tools/testing/selftests/vm/userfaultfd.c b/tools/testing/selftests/vm/userfaultfd.c index bc9ec38fbc34..686fe96f617f 100644 --- a/tools/testing/selftests/vm/userfaultfd.c +++ b/tools/testing/selftests/vm/userfaultfd.c @@ -1115,6 +1115,14 @@ static int userfaultfd_stress(void) expected_ioctls = uffd_test_ops->expected_ioctls; if ((uffdio_register.ioctls & expected_ioctls) != expected_ioctls) { + if (test_type == TEST_SHMEM && + (uffdio_register.ioctls & expected_ioctls) == + UFFD_API_RANGE_IOCTLS_BASIC) { + fprintf(stderr, + "UFFDIO_ZEROPAGE unsupported in shmem VMAs\n"); + return KSFT_XFAIL; + } + fprintf(stderr, "unexpected missing ioctl for anon memory\n"); return 1;