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 X-Spam-Level: X-Spam-Status: No, score=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A32BDC5B578 for ; Mon, 1 Jul 2019 22:07:00 +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 78969206E0 for ; Mon, 1 Jul 2019 22:07:00 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 78969206E0 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:45922 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hi4Rv-0008Px-PW for qemu-devel@archiver.kernel.org; Mon, 01 Jul 2019 18:06:59 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:56421) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hi3XZ-00083A-3C for qemu-devel@nongnu.org; Mon, 01 Jul 2019 17:08:46 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hi3XY-0006U8-4Q for qemu-devel@nongnu.org; Mon, 01 Jul 2019 17:08:44 -0400 Received: from mx1.redhat.com ([209.132.183.28]:56240) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hi3XT-0006R7-Pz; Mon, 01 Jul 2019 17:08:39 -0400 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 2DE3E59455; Mon, 1 Jul 2019 20:13:37 +0000 (UTC) Received: from probe.bos.redhat.com (dhcp-17-215.bos.redhat.com [10.18.17.215]) by smtp.corp.redhat.com (Postfix) with ESMTP id 588A57A4B1; Mon, 1 Jul 2019 20:13:31 +0000 (UTC) From: John Snow To: qemu-block@nongnu.org, qemu-devel@nongnu.org Date: Mon, 1 Jul 2019 16:13:27 -0400 Message-Id: <20190701201330.29718-1-jsnow@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.39]); Mon, 01 Jul 2019 20:13:47 +0000 (UTC) Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH v2 0/3] qapi: block-dirty-bitmap-remove transaction 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: Kevin Wolf , Fam Zheng , vsementsov@virtuozzo.com, Juan Quintela , Markus Armbruster , Max Reitz , Stefan Hajnoczi , John Snow , "Dr. David Alan Gilbert" Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Hi, this is a proposal based off of Vladimir's patchset: [Qemu-devel] [PATCH 0/4] qapi: block-dirty-bitmap-remove transaction acti= on It replaces patches two and three with a modified patch (now patch 2) that foregoes the need for a hide()/unhide() bitmap API. I think it's suitable as a smaller alternative, but I'm not sure if it covers all of the use cases of the original series. Patches 1 and 3 (formerly 4) included as-is. John Snow (1): qapi: implement block-dirty-bitmap-remove transaction action Vladimir Sementsov-Ogievskiy (2): blockdev: reduce aio_context locked sections in bitmap add/remove iotests: test bitmap moving inside 254 qapi/transaction.json | 2 + include/block/dirty-bitmap.h | 3 +- block.c | 2 +- block/dirty-bitmap.c | 16 ++--- blockdev.c | 105 ++++++++++++++++++++++++++------- migration/block-dirty-bitmap.c | 2 +- tests/qemu-iotests/254 | 30 +++++++++- tests/qemu-iotests/254.out | 82 +++++++++++++++++++++++++ 8 files changed, 208 insertions(+), 34 deletions(-) --=20 2.21.0