From nobody Tue Feb 10 04:08:24 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1563198780; cv=none; d=zoho.com; s=zohoarc; b=gvAbZqeYecQk12qEAwL/uI9XveIe50j7o4wqA5tfCdH6nEX2xUVXNNW5g2puraOGWV+n5kB6o3NuaRTtVN23lPLr3LxGyhUAn4Zk4wlNeeWjw2R2Kq2f66wLuXCvwBYzUID748C6yeXG8yEx80FMU5L807ompQVHbtrdahadzzE= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1563198780; h=Content-Transfer-Encoding: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:ARC-Authentication-Results; bh=y9+VOPS6GBlcl3vDSO8XKWBBQw9Jt2CY6b64YmbTW9U=; b=RRJKqXJbTEZ55h1ztONzTf5wSmS67M1eqTZy/nb2y5PfpC8j0QVWKqkcF5xdAs17lxOHRoLWwYRYx3sHEUsc8DqVfik5jGEld6hB4M+zO3392nNhUbD1Y2Mec7Co6DvJrNEwOlt78YFxB8wPOPyAPx8GFHdHXTAz00VkhatznGg= ARC-Authentication-Results: i=1; mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1563198780477589.5762370689165; Mon, 15 Jul 2019 06:53:00 -0700 (PDT) Received: from localhost ([::1]:38936 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hn1PX-0003gY-3d for importer@patchew.org; Mon, 15 Jul 2019 09:52:59 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:53965) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hn1Oj-0000ZS-H3 for qemu-devel@nongnu.org; Mon, 15 Jul 2019 09:52:10 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hn1Oi-0003K6-HL for qemu-devel@nongnu.org; Mon, 15 Jul 2019 09:52:09 -0400 Received: from mx1.redhat.com ([209.132.183.28]:41628) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hn1Oi-0003Jb-BL for qemu-devel@nongnu.org; Mon, 15 Jul 2019 09:52:08 -0400 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id A06F3308A958; Mon, 15 Jul 2019 13:52:07 +0000 (UTC) Received: from localhost.localdomain (unknown [10.36.118.16]) by smtp.corp.redhat.com (Postfix) with ESMTP id AD0F65B681; Mon, 15 Jul 2019 13:51:58 +0000 (UTC) From: Juan Quintela To: qemu-devel@nongnu.org Date: Mon, 15 Jul 2019 15:51:11 +0200 Message-Id: <20190715135125.17770-8-quintela@redhat.com> In-Reply-To: <20190715135125.17770-1-quintela@redhat.com> References: <20190715135125.17770-1-quintela@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.41]); Mon, 15 Jul 2019 13:52:07 +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] [PULL 07/21] migration/ram.c: reset complete_round when we gets a queued page 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: Laurent Vivier , Thomas Huth , kvm@vger.kernel.org, Juan Quintela , "Dr. David Alan Gilbert" , Wei Yang , Paolo Bonzini , Richard Henderson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" From: Wei Yang In case we gets a queued page, the order of block is interrupted. We may not rely on the complete_round flag to say we have already searched the whole blocks on the list. Signed-off-by: Wei Yang Reviewed-by: Juan Quintela Message-Id: <20190605010828.6969-1-richardw.yang@linux.intel.com> Signed-off-by: Juan Quintela --- migration/ram.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/migration/ram.c b/migration/ram.c index 96c84f770a..89eec7ee9d 100644 --- a/migration/ram.c +++ b/migration/ram.c @@ -2286,6 +2286,12 @@ static bool get_queued_page(RAMState *rs, PageSearch= Status *pss) */ pss->block =3D block; pss->page =3D offset >> TARGET_PAGE_BITS; + + /* + * This unqueued page would break the "one round" check, even is + * really rare. + */ + pss->complete_round =3D false; } =20 return !!block; --=20 2.21.0