From patchwork Tue Oct 11 12:16:04 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zhao Gongyi X-Patchwork-Id: 1688641 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.linux.it (client-ip=213.254.12.146; helo=picard.linux.it; envelope-from=ltp-bounces+incoming=patchwork.ozlabs.org@lists.linux.it; receiver=) Received: from picard.linux.it (picard.linux.it [213.254.12.146]) (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 legolas.ozlabs.org (Postfix) with ESMTPS id 4Mmvx400dzz23jn for ; Tue, 11 Oct 2022 23:19:51 +1100 (AEDT) Received: from picard.linux.it (localhost [IPv6:::1]) by picard.linux.it (Postfix) with ESMTP id A5AB03CAE72 for ; Tue, 11 Oct 2022 14:19:49 +0200 (CEST) X-Original-To: ltp@lists.linux.it Delivered-To: ltp@picard.linux.it Received: from in-3.smtp.seeweb.it (in-3.smtp.seeweb.it [IPv6:2001:4b78:1:20::3]) (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 DE4EE3CAE72 for ; Tue, 11 Oct 2022 14:19:47 +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-3.smtp.seeweb.it (Postfix) with ESMTPS id 204B41A00279 for ; Tue, 11 Oct 2022 14:19:45 +0200 (CEST) Received: from canpemm500005.china.huawei.com (unknown [172.30.72.54]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4Mmvq64CxczHtsm for ; Tue, 11 Oct 2022 20:14:42 +0800 (CST) Received: from ubuntu1804.huawei.com (10.67.174.63) 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; Tue, 11 Oct 2022 20:19:41 +0800 To: Date: Tue, 11 Oct 2022 20:16:04 +0800 Message-ID: <20221011121607.55575-1-zhaogongyi@huawei.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 X-Originating-IP: [10.67.174.63] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To canpemm500005.china.huawei.com (7.192.104.229) X-CFilter-Loop: Reflected X-Virus-Scanned: clamav-milter 0.102.4 at in-3.smtp.seeweb.it X-Virus-Status: Clean X-Spam-Status: No, score=0.0 required=7.0 tests=SPF_HELO_NONE,SPF_PASS autolearn=disabled version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on in-3.smtp.seeweb.it Subject: [LTP] [PATCH v2 0/3] 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: , X-Patchwork-Original-From: Zhao Gongyi via ltp From: Zhao Gongyi Reply-To: Zhao Gongyi Errors-To: ltp-bounces+incoming=patchwork.ozlabs.org@lists.linux.it Sender: "ltp" 1. verify that after a successful MADV_DONTNEED operation, it will result in zero-fill-on-demand pages for anonymous private mappings. 2. Test cases for madvise(2) system call, verify that MADV_DONTNEED cannot be applied to Huge TLB pages. 3. Verify that when MADV_DONTNEED applied to shared mappings, it will lead to the resident set size(RSS) of the calling process reduced immediately. Changes in v2: - Modify the test adn split the test into two as suggestion - Add a new test for madvise Zhao Gongyi (3): syscalls/madvise03: new test for madvise(MADV_DONTNEED) syscalls/madvise04: new test for madvise(MADV_DONTNEED) syscalls/madvise11: new test for madvise(MADV_DONTNEED) runtest/syscalls | 3 + testcases/kernel/syscalls/madvise/.gitignore | 3 + testcases/kernel/syscalls/madvise/madvise03.c | 69 ++++++++++++++++ testcases/kernel/syscalls/madvise/madvise04.c | 48 ++++++++++++ testcases/kernel/syscalls/madvise/madvise11.c | 78 +++++++++++++++++++ 5 files changed, 201 insertions(+) create mode 100644 testcases/kernel/syscalls/madvise/madvise03.c create mode 100644 testcases/kernel/syscalls/madvise/madvise04.c create mode 100644 testcases/kernel/syscalls/madvise/madvise11.c --- 2.17.1