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 Received: from picard.linux.it (picard.linux.it [213.254.12.146]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C625DC4332F for ; Wed, 12 Oct 2022 08:59:27 +0000 (UTC) Received: from picard.linux.it (localhost [IPv6:::1]) by picard.linux.it (Postfix) with ESMTP id 1024C3CAEBF for ; Wed, 12 Oct 2022 10:59:26 +0200 (CEST) Received: from in-5.smtp.seeweb.it (in-5.smtp.seeweb.it [IPv6:2001:4b78:1:20::5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-384)) (No client certificate requested) by picard.linux.it (Postfix) with ESMTPS id 445AF3C9481 for ; Wed, 12 Oct 2022 10:59:16 +0200 (CEST) Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by in-5.smtp.seeweb.it (Postfix) with ESMTPS id 58F4C600769 for ; Wed, 12 Oct 2022 10:59:15 +0200 (CEST) Received: from canpemm500005.china.huawei.com (unknown [172.30.72.56]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4MnRKJ6PkXzHv1R for ; Wed, 12 Oct 2022 16:54:12 +0800 (CST) Received: from canpemm500005.china.huawei.com (7.192.104.229) by canpemm500005.china.huawei.com (7.192.104.229) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Wed, 12 Oct 2022 16:59:12 +0800 Received: from canpemm500005.china.huawei.com ([7.192.104.229]) by canpemm500005.china.huawei.com ([7.192.104.229]) with mapi id 15.01.2375.031; Wed, 12 Oct 2022 16:59:12 +0800 To: Cyril Hrubis Thread-Topic: [LTP][PATCH v3] syscalls/madvise04: new test for madvise(MADV_DONTNEED) Thread-Index: AdjeGORd9Jj3+h+Ik0GmauvmU4WpfQ== Date: Wed, 12 Oct 2022 08:59:12 +0000 Message-ID: Accept-Language: zh-CN, en-US Content-Language: zh-CN X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.67.110.209] MIME-Version: 1.0 X-CFilter-Loop: Reflected X-Virus-Scanned: clamav-milter 0.102.4 at in-5.smtp.seeweb.it X-Virus-Status: Clean Subject: Re: [LTP] [PATCH v3] syscalls/madvise04: new test for madvise(MADV_DONTNEED) X-BeenThere: ltp@lists.linux.it X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux Test Project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: zhaogongyi via ltp Reply-To: zhaogongyi Cc: "ltp@lists.linux.it" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ltp-bounces+ltp=archiver.kernel.org@lists.linux.it Sender: "ltp" Hi, > > Hi! > > Test cases for madvise(2) system call, verify that MADV_DONTNEED can > > be applied to Huge TLB pages after kernel version 5.18. > > > > Signed-off-by: Zhao Gongyi > > --- > > runtest/syscalls | 1 + > > testcases/kernel/syscalls/madvise/.gitignore | 1 + > > testcases/kernel/syscalls/madvise/madvise04.c | 49 > +++++++++++++++++++ > > 3 files changed, 51 insertions(+) > > create mode 100644 testcases/kernel/syscalls/madvise/madvise04.c > > > > diff --git a/runtest/syscalls b/runtest/syscalls index > > c81764df4..eb1910cec 100644 > > --- a/runtest/syscalls > > +++ b/runtest/syscalls > > @@ -941,6 +941,7 @@ mincore04 mincore04 > > madvise01 madvise01 > > madvise02 madvise02 > > madvise03 madvise03 > > +madvise04 madvise04 > > madvise05 madvise05 > > madvise06 madvise06 > > madvise07 madvise07 > > diff --git a/testcases/kernel/syscalls/madvise/.gitignore > > b/testcases/kernel/syscalls/madvise/.gitignore > > index f4bfdfefe..db8ce47c1 100644 > > --- a/testcases/kernel/syscalls/madvise/.gitignore > > +++ b/testcases/kernel/syscalls/madvise/.gitignore > > @@ -1,6 +1,7 @@ > > /madvise01 > > /madvise02 > > /madvise03 > > +/madvise04 > > /madvise05 > > /madvise06 > > /madvise07 > > diff --git a/testcases/kernel/syscalls/madvise/madvise04.c > > b/testcases/kernel/syscalls/madvise/madvise04.c > > new file mode 100644 > > index 000000000..ba15de092 > > --- /dev/null > > +++ b/testcases/kernel/syscalls/madvise/madvise04.c > > @@ -0,0 +1,49 @@ > > +// SPDX-License-Identifier: GPL-2.0-or-later > > +/* > > + * Copyright (c) Huawei Technologies Co., Ltd. 2022. All rights reserved. > > + * Author: Zhao Gongyi */ > > + > > +/*\ > > + * [Description] > > + * > > + * Test cases for madvise(2) system call, advise value as > "MADV_MADV_DONTNEED": > > + * MADV_DONTNEED can be applied to Huge TLB pages after kernel > version 5.18. > > + */ > > + > > +#include "tst_test.h" > > + > > +#define MAP_SIZE (8 * 1024) > > + > > +static char *addr; > > +static int mapsz; > > + > > +static void run(void) > > +{ > > + TST_EXP_PASS(madvise(addr, mapsz, MADV_DONTNEED)); > > > > Should we check that the pages have been zero filled like in the previous > case? > It looks good to add the checking. Regards, Gongyi -- Mailing list info: https://lists.linux.it/listinfo/ltp