From patchwork Wed Sep 16 06:21:56 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zheng Chuan X-Patchwork-Id: 11778989 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id B10CE618 for ; Wed, 16 Sep 2020 06:17:59 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (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 54454208E4 for ; Wed, 16 Sep 2020 06:17:59 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 54454208E4 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:52044 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kIQlS-0006nM-8e for patchwork-qemu-devel@patchwork.kernel.org; Wed, 16 Sep 2020 02:17:58 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:58890) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kIQfM-0006pi-Qf for qemu-devel@nongnu.org; Wed, 16 Sep 2020 02:11:40 -0400 Received: from szxga06-in.huawei.com ([45.249.212.32]:37016 helo=huawei.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kIQfD-0005XU-AF for qemu-devel@nongnu.org; Wed, 16 Sep 2020 02:11:40 -0400 Received: from DGGEMS409-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id 1CE9487D3BF1F4283FFD; Wed, 16 Sep 2020 14:11:25 +0800 (CST) Received: from huawei.com (10.175.101.6) by DGGEMS409-HUB.china.huawei.com (10.3.19.209) with Microsoft SMTP Server id 14.3.487.0; Wed, 16 Sep 2020 14:11:15 +0800 From: Chuan Zheng To: , , , Subject: [PATCH v10 01/12] migration/dirtyrate: setup up query-dirtyrate framwork Date: Wed, 16 Sep 2020 14:21:56 +0800 Message-ID: <1600237327-33618-2-git-send-email-zhengchuan@huawei.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1600237327-33618-1-git-send-email-zhengchuan@huawei.com> References: <1600237327-33618-1-git-send-email-zhengchuan@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.101.6] X-CFilter-Loop: Reflected Received-SPF: pass client-ip=45.249.212.32; envelope-from=zhengchuan@huawei.com; helo=huawei.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/09/16 02:11:25 X-ACL-Warn: Detected OS = Linux 3.11 and newer [fuzzy] X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: zhengchuan@huawei.com, zhang.zhanghailiang@huawei.com, liq3ea@gmail.com, qemu-devel@nongnu.org, xiexiangyou@huawei.com, alex.chen@huawei.com Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" Add get_dirtyrate_thread() functions to setup query-dirtyrate framework. Signed-off-by: Chuan Zheng Signed-off-by: YanYing Zhuang Reviewed-by: Dr. David Alan Gilbert Reviewed-by: David Edmondson Reviewed-by: Li Qiang --- migration/dirtyrate.c | 38 ++++++++++++++++++++++++++++++++++++++ migration/dirtyrate.h | 29 +++++++++++++++++++++++++++++ migration/meson.build | 2 +- 3 files changed, 68 insertions(+), 1 deletion(-) create mode 100644 migration/dirtyrate.c create mode 100644 migration/dirtyrate.h diff --git a/migration/dirtyrate.c b/migration/dirtyrate.c new file mode 100644 index 0000000..bf7fd24 --- /dev/null +++ b/migration/dirtyrate.c @@ -0,0 +1,38 @@ +/* + * Dirtyrate implement code + * + * Copyright (c) 2020 HUAWEI TECHNOLOGIES CO.,LTD. + * + * Authors: + * Chuan Zheng + * + * This work is licensed under the terms of the GNU GPL, version 2 or later. + * See the COPYING file in the top-level directory. + */ + +#include "qemu/osdep.h" +#include "qapi/error.h" +#include "cpu.h" +#include "qemu/config-file.h" +#include "exec/memory.h" +#include "exec/ramblock.h" +#include "exec/target_page.h" +#include "qemu/rcu_queue.h" +#include "qapi/qapi-commands-migration.h" +#include "migration.h" +#include "dirtyrate.h" + +static void calculate_dirtyrate(struct DirtyRateConfig config) +{ + /* todo */ + return; +} + +void *get_dirtyrate_thread(void *arg) +{ + struct DirtyRateConfig config = *(struct DirtyRateConfig *)arg; + + calculate_dirtyrate(config); + + return NULL; +} diff --git a/migration/dirtyrate.h b/migration/dirtyrate.h new file mode 100644 index 0000000..5be9714 --- /dev/null +++ b/migration/dirtyrate.h @@ -0,0 +1,29 @@ +/* + * Dirtyrate common functions + * + * Copyright (c) 2020 HUAWEI TECHNOLOGIES CO., LTD. + * + * Authors: + * Chuan Zheng + * + * This work is licensed under the terms of the GNU GPL, version 2 or later. + * See the COPYING file in the top-level directory. + */ + +#ifndef QEMU_MIGRATION_DIRTYRATE_H +#define QEMU_MIGRATION_DIRTYRATE_H + +/* + * Sample 512 pages per GB as default. + * TODO: Make it configurable. + */ +#define DIRTYRATE_DEFAULT_SAMPLE_PAGES 512 + +struct DirtyRateConfig { + uint64_t sample_pages_per_gigabytes; /* sample pages per GB */ + int64_t sample_period_seconds; /* time duration between two sampling */ +}; + +void *get_dirtyrate_thread(void *arg); +#endif + diff --git a/migration/meson.build b/migration/meson.build index ac8ff14..b5b71c8 100644 --- a/migration/meson.build +++ b/migration/meson.build @@ -37,4 +37,4 @@ softmmu_ss.add(when: ['CONFIG_RDMA', rdma], if_true: files('rdma.c')) softmmu_ss.add(when: 'CONFIG_LIVE_BLOCK_MIGRATION', if_true: files('block.c')) softmmu_ss.add(when: 'CONFIG_ZSTD', if_true: [files('multifd-zstd.c'), zstd]) -specific_ss.add(when: 'CONFIG_SOFTMMU', if_true: files('ram.c')) +specific_ss.add(when: 'CONFIG_SOFTMMU', if_true: files('dirtyrate.c', 'ram.c'))