From nobody Sat Feb 7 18:51:53 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D4A7CC001DF for ; Fri, 14 Jul 2023 01:53:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234417AbjGNBxH (ORCPT ); Thu, 13 Jul 2023 21:53:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40604 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234383AbjGNBxD (ORCPT ); Thu, 13 Jul 2023 21:53:03 -0400 Received: from mx0b-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com [148.163.158.5]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 725142D6D for ; Thu, 13 Jul 2023 18:53:01 -0700 (PDT) Received: from pps.filterd (m0356516.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 36E1koq7010660; Fri, 14 Jul 2023 01:53:00 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : subject : date : message-id : mime-version : content-transfer-encoding; s=pp1; bh=3uRrKMFzdvM8kM3g6AHgMDAj4xX/QFx3fgZft/ow26A=; b=fDcvv39Moiud3c+k7hprkvPke+qlhaEhF1e9KJa3crSMuL+PKgYMm92KLz0lMBHp+d5h lf2oGP8D1NjZYp/caJqFe4VMVbFtVdmQU08jJNnYmCYizCv+JwkVcv4kGEzyd22yXIyk U9z2NqiobzO1YgbTiYQ3AlyhI0BgpGXjAew+BQ05JSOU82uVgZ8VTCh+dxmfItgk2MRc LHfD/JnujTlKMl+/MQMaxsfn+V63Q7btY4LDUzoCHkm5B4Hlri8dTg4D+BhnZYpL4l8w ahPvOywhDRB2yXp5hQWINJ4e845HsqwAUG+D2cjjyHo2rTAIyXIFlIO9ETrGm44wQsVu yg== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3rtvjfgj6f-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 14 Jul 2023 01:52:59 +0000 Received: from m0356516.ppops.net (m0356516.ppops.net [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 36E1jrNi007396; Fri, 14 Jul 2023 01:52:59 GMT Received: from ppma06ams.nl.ibm.com (66.31.33a9.ip4.static.sl-reverse.com [169.51.49.102]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3rtvjfgj60-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 14 Jul 2023 01:52:59 +0000 Received: from pps.filterd (ppma06ams.nl.ibm.com [127.0.0.1]) by ppma06ams.nl.ibm.com (8.17.1.19/8.17.1.19) with ESMTP id 36E1q8Lw001421; Fri, 14 Jul 2023 01:52:57 GMT Received: from smtprelay06.fra02v.mail.ibm.com ([9.218.2.230]) by ppma06ams.nl.ibm.com (PPS) with ESMTPS id 3rtqk182yq-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 14 Jul 2023 01:52:57 +0000 Received: from smtpav03.fra02v.mail.ibm.com (smtpav03.fra02v.mail.ibm.com [10.20.54.102]) by smtprelay06.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 36E1qtCa35979766 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 14 Jul 2023 01:52:55 GMT Received: from smtpav03.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id EB7402004B; Fri, 14 Jul 2023 01:52:54 +0000 (GMT) Received: from smtpav03.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 75CD82004D; Fri, 14 Jul 2023 01:52:54 +0000 (GMT) Received: from ozlabs.au.ibm.com (unknown [9.192.253.14]) by smtpav03.fra02v.mail.ibm.com (Postfix) with ESMTP; Fri, 14 Jul 2023 01:52:54 +0000 (GMT) Received: from jarvis.ozlabs.ibm.com (haven.au.ibm.com [9.192.254.114]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.au.ibm.com (Postfix) with ESMTPSA id 84772600D5; Fri, 14 Jul 2023 11:52:50 +1000 (AEST) From: Andrew Donnellan To: akpm@linux-foundation.org, glider@google.com, xkernel.wang@foxmail.com, linux-kernel@vger.kernel.org Subject: [PATCH] lib/test_meminit: Allocate pages up to order MAX_ORDER Date: Fri, 14 Jul 2023 11:52:38 +1000 Message-ID: <20230714015238.47931-1-ajd@linux.ibm.com> X-Mailer: git-send-email 2.41.0 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: h-ZBDNFIgYFqTFZSM4iTjfB9fGdfCIfG X-Proofpoint-GUID: Zdnf7OHehbpapRcPgDpfKuOPvlPykWU8 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.957,Hydra:6.0.591,FMLib:17.11.176.26 definitions=2023-07-13_12,2023-07-13_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 bulkscore=0 phishscore=0 spamscore=0 lowpriorityscore=0 clxscore=1011 priorityscore=1501 malwarescore=0 impostorscore=0 mlxlogscore=999 adultscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2306200000 definitions=main-2307140012 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" test_pages() tests the page allocator by calling alloc_pages() with different orders up to order 10. However, different architectures and platforms support different maximum contiguous allocation sizes. The default maximum allocation order (MAX_ORDER) is 10, but architectures can use CONFIG_ARCH_FORCE_MAX_ORDER to override this. On platforms where this is less than 10, test_meminit() will blow up with a WARN(). This is expected, so let's not do that. Replace the hardcoded "10" with the MAX_ORDER macro so that we test allocations up to the expected platform limit. Fixes: 5015a300a522 ("lib: introduce test_meminit module") Signed-off-by: Andrew Donnellan Reviewed-by: Alexander Potapenko --- lib/test_meminit.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/test_meminit.c b/lib/test_meminit.c index 60e1984c060f..0ae35223d773 100644 --- a/lib/test_meminit.c +++ b/lib/test_meminit.c @@ -93,7 +93,7 @@ static int __init test_pages(int *total_failures) int failures =3D 0, num_tests =3D 0; int i; =20 - for (i =3D 0; i < 10; i++) + for (i =3D 0; i <=3D MAX_ORDER; i++) num_tests +=3D do_alloc_pages_order(i, &failures); =20 REPORT_FAILURES_IN_FN(); --=20 2.41.0