Message ID | 20190312202337.5278-17-jsnow@redhat.com |
---|---|
State | New |
Headers | show
Return-Path: <qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org> X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=<UNKNOWN>) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=redhat.com Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 44Jmr100L6z9s70 for <incoming@patchwork.ozlabs.org>; Wed, 13 Mar 2019 07:32:48 +1100 (AEDT) Received: from localhost ([127.0.0.1]:32855 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from <qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>) id 1h3o4s-00037h-TL for incoming@patchwork.ozlabs.org; Tue, 12 Mar 2019 16:32:46 -0400 Received: from eggs.gnu.org ([209.51.188.92]:50643) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from <jsnow@redhat.com>) id 1h3nwt-0004fe-5V for qemu-devel@nongnu.org; Tue, 12 Mar 2019 16:24:32 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from <jsnow@redhat.com>) id 1h3nws-0002IF-84 for qemu-devel@nongnu.org; Tue, 12 Mar 2019 16:24:31 -0400 Received: from mx1.redhat.com ([209.132.183.28]:47658) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from <jsnow@redhat.com>) id 1h3nwr-0002HG-VD for qemu-devel@nongnu.org; Tue, 12 Mar 2019 16:24:30 -0400 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 33D5D3092643; Tue, 12 Mar 2019 20:24:29 +0000 (UTC) Received: from probe.redhat.com (ovpn-125-62.rdu2.redhat.com [10.10.125.62]) by smtp.corp.redhat.com (Postfix) with ESMTP id 1D23260BF7; Tue, 12 Mar 2019 20:24:27 +0000 (UTC) From: John Snow <jsnow@redhat.com> To: qemu-devel@nongnu.org Date: Tue, 12 Mar 2019 16:23:31 -0400 Message-Id: <20190312202337.5278-17-jsnow@redhat.com> In-Reply-To: <20190312202337.5278-1-jsnow@redhat.com> References: <20190312202337.5278-1-jsnow@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.43]); Tue, 12 Mar 2019 20:24:29 +0000 (UTC) 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] [PULL 16/22] block/dirty-bitmaps: disallow busy bitmaps as merge source X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: <qemu-devel.nongnu.org> List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe> List-Archive: <http://lists.nongnu.org/archive/html/qemu-devel/> List-Post: <mailto:qemu-devel@nongnu.org> List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help> List-Subscribe: <https://lists.nongnu.org/mailman/listinfo/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=subscribe> Cc: peter.maydell@linaro.org, jsnow@redhat.com Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" <qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org> |
Series |
[PULL,01/22] block/dirty-bitmap: add recording and busy properties
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diff --git a/block/dirty-bitmap.c b/block/dirty-bitmap.c index 6170f3a454..2139354230 100644 --- a/block/dirty-bitmap.c +++ b/block/dirty-bitmap.c @@ -825,6 +825,9 @@ void bdrv_merge_dirty_bitmap(BdrvDirtyBitmap *dest, const BdrvDirtyBitmap *src, goto out; } + if (bdrv_dirty_bitmap_check(src, BDRV_BITMAP_ALLOW_RO, errp)) { + goto out; + } if (!hbitmap_can_merge(dest->bitmap, src->bitmap)) { error_setg(errp, "Bitmaps are incompatible and can't be merged");