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=-12.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,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 EE3A5C433DF for ; Thu, 27 Aug 2020 08:41:17 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (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 9E00920707 for ; Thu, 27 Aug 2020 08:41:17 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=ibm.com header.i=@ibm.com header.b="X9QRgmg7" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9E00920707 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.ibm.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from bilbo.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 4BcbmW5RcVzDqkc for ; Thu, 27 Aug 2020 18:41:15 +1000 (AEST) Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=linux.ibm.com (client-ip=148.163.158.5; helo=mx0a-001b2d01.pphosted.com; envelope-from=aneesh.kumar@linux.ibm.com; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=linux.ibm.com Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=ibm.com header.i=@ibm.com header.a=rsa-sha256 header.s=pp1 header.b=X9QRgmg7; dkim-atps=neutral Received: from mx0a-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com [148.163.158.5]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4Bcb0K6K1czDqfj for ; Thu, 27 Aug 2020 18:06:25 +1000 (AEST) Received: from pps.filterd (m0098420.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 07R81vrg135802; Thu, 27 Aug 2020 04:05:56 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=pp1; bh=2gZZdbXClohbbaJCVaGBpk7u7Wib3nlBXvGsEOSxe7k=; b=X9QRgmg7E+2K3RkiPTGVduiNJKNVah4psQEC2qO678IJBQO9ojNoqRvehAZuRNF0t3dM QIuv2cUMG3qGulAwe1qPAxZtXCTbtLhF4CO768e+IeTMWcSA2SJhKs7rNd//+otttA4s utd8OztRf0YbdI9gWd4OvG/bXHQeh69c+AV/FYTIugQ4/hOaA8ibXHu32Db4Xo/Gj6Ss jlO7Z0LGocNWMfqkk7o6hRmlQJNz2f7e6VC2YY/8yOur9HwRObYnL81ueJUY7Y9DdxW/ 7qomOxiZSyxWsEOisGBOR1jf/chCMNc2J4WSoiOlwWNstz0Skup1Lod2QWwQM8wPVIlS Zg== Received: from ppma03dal.us.ibm.com (b.bd.3ea9.ip4.static.sl-reverse.com [169.62.189.11]) by mx0b-001b2d01.pphosted.com with ESMTP id 33669amv8t-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 27 Aug 2020 04:05:55 -0400 Received: from pps.filterd (ppma03dal.us.ibm.com [127.0.0.1]) by ppma03dal.us.ibm.com (8.16.0.42/8.16.0.42) with SMTP id 07R81ipo015848; Thu, 27 Aug 2020 08:05:55 GMT Received: from b03cxnp08028.gho.boulder.ibm.com (b03cxnp08028.gho.boulder.ibm.com [9.17.130.20]) by ppma03dal.us.ibm.com with ESMTP id 332utu2bx0-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 27 Aug 2020 08:05:55 +0000 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 07R85rbp45810088 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 27 Aug 2020 08:05:53 GMT Received: from b03ledav004.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 2EC597805C; Thu, 27 Aug 2020 08:05:53 +0000 (GMT) Received: from b03ledav004.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 9E1117805E; Thu, 27 Aug 2020 08:05:48 +0000 (GMT) Received: from skywalker.ibmuc.com (unknown [9.102.17.9]) by b03ledav004.gho.boulder.ibm.com (Postfix) with ESMTP; Thu, 27 Aug 2020 08:05:48 +0000 (GMT) From: "Aneesh Kumar K.V" To: linux-mm@kvack.org, akpm@linux-foundation.org Subject: [PATCH v3 12/13] mm/debug_vm_pgtable/hugetlb: Disable hugetlb test on ppc64 Date: Thu, 27 Aug 2020 13:34:37 +0530 Message-Id: <20200827080438.315345-13-aneesh.kumar@linux.ibm.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200827080438.315345-1-aneesh.kumar@linux.ibm.com> References: <20200827080438.315345-1-aneesh.kumar@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235, 18.0.687 definitions=2020-08-27_02:2020-08-27, 2020-08-27 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 suspectscore=0 spamscore=0 phishscore=0 lowpriorityscore=0 clxscore=1015 impostorscore=0 mlxlogscore=660 malwarescore=0 adultscore=0 bulkscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2008270057 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arch@vger.kernel.org, linux-s390@vger.kernel.org, Anshuman Khandual , "Aneesh Kumar K.V" , x86@kernel.org, Mike Rapoport , Qian Cai , Gerald Schaefer , Christophe Leroy , Vineet Gupta , linux-snps-arc@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" The seems to be missing quite a lot of details w.r.t allocating the correct pgtable_t page (huge_pte_alloc()), holding the right lock (huge_pte_lock()) etc. The vma used is also not a hugetlb VMA. ppc64 do have runtime checks within CONFIG_DEBUG_VM for most of these. Hence disable the test on ppc64. Signed-off-by: Aneesh Kumar K.V --- mm/debug_vm_pgtable.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/mm/debug_vm_pgtable.c b/mm/debug_vm_pgtable.c index a188b6e4e37e..21329c7d672f 100644 --- a/mm/debug_vm_pgtable.c +++ b/mm/debug_vm_pgtable.c @@ -813,6 +813,7 @@ static void __init hugetlb_basic_tests(unsigned long pfn, pgprot_t prot) #endif /* CONFIG_ARCH_WANT_GENERAL_HUGETLB */ } +#ifndef CONFIG_PPC_BOOK3S_64 static void __init hugetlb_advanced_tests(struct mm_struct *mm, struct vm_area_struct *vma, pte_t *ptep, unsigned long pfn, @@ -855,6 +856,7 @@ static void __init hugetlb_advanced_tests(struct mm_struct *mm, pte = huge_ptep_get(ptep); WARN_ON(!(huge_pte_write(pte) && huge_pte_dirty(pte))); } +#endif #else /* !CONFIG_HUGETLB_PAGE */ static void __init hugetlb_basic_tests(unsigned long pfn, pgprot_t prot) { } static void __init hugetlb_advanced_tests(struct mm_struct *mm, @@ -1065,7 +1067,9 @@ static int __init debug_vm_pgtable(void) pud_populate_tests(mm, pudp, saved_pmdp); spin_unlock(ptl); +#ifndef CONFIG_PPC_BOOK3S_64 hugetlb_advanced_tests(mm, vma, ptep, pte_aligned, vaddr, prot); +#endif spin_lock(&mm->page_table_lock); p4d_clear_tests(mm, p4dp); -- 2.26.2