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 81B68C43217 for ; Thu, 13 Oct 2022 13:55:24 +0000 (UTC) Received: from picard.linux.it (localhost [IPv6:::1]) by picard.linux.it (Postfix) with ESMTP id A3E063CAEED for ; Thu, 13 Oct 2022 15:55:22 +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 E310D3CA9C7 for ; Thu, 13 Oct 2022 15:55:12 +0200 (CEST) Received: from szxga08-in.huawei.com (szxga08-in.huawei.com [45.249.212.255]) (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 B661C600E4D for ; Thu, 13 Oct 2022 15:55:11 +0200 (CEST) Received: from canpemm100005.china.huawei.com (unknown [172.30.72.57]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4Mp9rm3j6fz1P79s for ; Thu, 13 Oct 2022 21:50:32 +0800 (CST) Received: from canpemm500005.china.huawei.com (7.192.104.229) by canpemm100005.china.huawei.com (7.192.105.21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Thu, 13 Oct 2022 21:55:08 +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; Thu, 13 Oct 2022 21:55:08 +0800 To: "ltp@lists.linux.it" Thread-Topic: [LTP][PATCH v3] syscalls/madvise04: new test for madvise(MADV_DONTNEED) Thread-Index: AdjfCvjBeLcj1J5onkCJXR9RmJ0PkQ== Date: Thu, 13 Oct 2022 13:55:08 +0000 Message-ID: <72d704502f924162bc8998921c2044de@huawei.com> 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 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, > > 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)); } > + > +static void setup(void) > +{ > + mapsz = tst_get_hugepage_size(); > + addr = SAFE_MMAP(NULL, mapsz, > + PROT_READ | PROT_WRITE, > + MAP_PRIVATE | MAP_ANONYMOUS | MAP_HUGETLB, > + -1, 0); > +} > + > +static void cleanup(void) > +{ > + if (addr) > + SAFE_MUNMAP(addr, mapsz); > +} > + > +static struct tst_test test = { > + .test_all = run, > + .setup = setup, > + .cleanup = cleanup, > + .min_kver = "5.18", > + .needs_root = 1, > + .hugepages = {1, TST_NEEDS}, > +}; > + > -- > 2.17.1 I am so sorry for resubmit this patch by mistake, please skip this patch and see the v4 of the patch. Regards, Gongyi -- Mailing list info: https://lists.linux.it/listinfo/ltp