From nobody Sun Nov 16 12:30:53 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org ARC-Seal: i=1; a=rsa-sha256; t=1600073705; cv=none; d=zohomail.com; s=zohoarc; b=hqOk4jy3xRiIZYwwlEXrnSBxXc7kYLFfywN36k7QVe1g+IagnFYXMAoLPwAYGi9kEaf70U4nJCNr8LQJbJpHLvmo+Q4VeYeN4lGmJYD0ARyA/5OFSISyJvoCrSUq1sJhdFJg0vNxoPRQV4Y6EhLmwEWUkaSPnxxZY3iQnf8udxc= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1600073705; h=Content-Type:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=Cnu4twx4mXhZoz8TXcbaSKW/K3O9AAAGXvwVgj0E1qw=; b=DUZ7McqlNIHMLA4aRqRqHL7P3dwbM7yNitCLDsvAoh7d+Lyu5G3Jocjk89CNQfbAkyXIJ9CgVsaDmEtZQshW17xW8+f7eOGX24qHKAKe1dMCBiZxC/YaDKN8BkmTmVrNKdxxnzaNOWZlgFMW6lcDZuamLp5KFU0CpM2TwSbojeI= ARC-Authentication-Results: i=1; mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1600073705199896.1629757948351; Mon, 14 Sep 2020 01:55:05 -0700 (PDT) Received: from localhost ([::1]:58348 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kHkGN-0002Oa-Nl for importer@patchew.org; Mon, 14 Sep 2020 04:55:03 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:42256) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kHkDz-0005yQ-P6 for qemu-devel@nongnu.org; Mon, 14 Sep 2020 04:52:35 -0400 Received: from szxga04-in.huawei.com ([45.249.212.190]:4691 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 1kHkDw-0005ke-CM for qemu-devel@nongnu.org; Mon, 14 Sep 2020 04:52:35 -0400 Received: from DGGEMS413-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id 320A2A5821597BBB697A; Mon, 14 Sep 2020 16:52:26 +0800 (CST) Received: from huawei.com (10.175.101.6) by DGGEMS413-HUB.china.huawei.com (10.3.19.213) with Microsoft SMTP Server id 14.3.487.0; Mon, 14 Sep 2020 16:52:17 +0800 From: Chuan Zheng To: , , , Subject: [PATCH v8 03/12] migration/dirtyrate: Add RamblockDirtyInfo to store sampled page info Date: Mon, 14 Sep 2020 17:02:56 +0800 Message-ID: <1600074185-91624-4-git-send-email-zhengchuan@huawei.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1600074185-91624-1-git-send-email-zhengchuan@huawei.com> References: <1600074185-91624-1-git-send-email-zhengchuan@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.101.6] X-CFilter-Loop: Reflected Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=45.249.212.190; envelope-from=zhengchuan@huawei.com; helo=huawei.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/09/14 04:52:27 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=-0.01, RCVD_IN_MSPIKE_WL=-0.01, 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, yuxiating@huawei.com, liq3ea@gmail.com, qemu-devel@nongnu.org, xiexiangyou@huawei.com, alex.chen@huawei.com, jinyan12@huawei.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add RamblockDirtyInfo to store sampled page info of each ramblock. Signed-off-by: Chuan Zheng Reviewed-by: Dr. David Alan Gilbert Reviewed-by: David Edmondson --- migration/dirtyrate.h | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/migration/dirtyrate.h b/migration/dirtyrate.h index 5be9714..479e222 100644 --- a/migration/dirtyrate.h +++ b/migration/dirtyrate.h @@ -19,11 +19,29 @@ */ #define DIRTYRATE_DEFAULT_SAMPLE_PAGES 512 =20 +/* + * Record ramblock idstr + */ +#define RAMBLOCK_INFO_MAX_LEN 256 + struct DirtyRateConfig { uint64_t sample_pages_per_gigabytes; /* sample pages per GB */ int64_t sample_period_seconds; /* time duration between two sampling */ }; =20 +/* + * Store dirtypage info for each ramblock. + */ +struct RamblockDirtyInfo { + char idstr[RAMBLOCK_INFO_MAX_LEN]; /* idstr for each ramblock */ + uint8_t *ramblock_addr; /* base address of ramblock we measure */ + uint64_t ramblock_pages; /* ramblock size in TARGET_PAGE_SIZE */ + uint64_t *sample_page_vfn; /* relative offset address for sampled page= */ + uint64_t sample_pages_count; /* count of sampled pages */ + uint64_t sample_dirty_count; /* count of dirty pages we measure */ + uint32_t *hash_result; /* array of hash result for sampled pages */ +}; + void *get_dirtyrate_thread(void *arg); #endif =20 --=20 1.8.3.1