From patchwork Wed Jan 16 15:48:09 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?q?Beno=C3=AEt_Canet?= X-Patchwork-Id: 212830 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 9A4882C0040 for ; Thu, 17 Jan 2013 04:01:54 +1100 (EST) Received: from localhost ([::1]:57224 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TvVH7-00083l-DZ for incoming@patchwork.ozlabs.org; Wed, 16 Jan 2013 10:51:37 -0500 Received: from eggs.gnu.org ([208.118.235.92]:59913) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TvVGT-0006oM-1F for qemu-devel@nongnu.org; Wed, 16 Jan 2013 10:50:59 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TvVGP-0005co-3E for qemu-devel@nongnu.org; Wed, 16 Jan 2013 10:50:56 -0500 Received: from nodalink.pck.nerim.net ([62.212.105.220]:42930 helo=paradis.irqsave.net) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TvVGO-0005ci-SN for qemu-devel@nongnu.org; Wed, 16 Jan 2013 10:50:53 -0500 Received: by paradis.irqsave.net (Postfix, from userid 1002) id BC2DF874325; Wed, 16 Jan 2013 17:22:28 +0100 (CET) Received: from localhost.localdomain (unknown [192.168.77.1]) by paradis.irqsave.net (Postfix) with ESMTP id 4A1D7874337; Wed, 16 Jan 2013 17:19:48 +0100 (CET) From: =?UTF-8?q?Beno=C3=AEt=20Canet?= To: qemu-devel@nongnu.org Date: Wed, 16 Jan 2013 16:48:09 +0100 Message-Id: <1358351321-4891-31-git-send-email-benoit@irqsave.net> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1358351321-4891-1-git-send-email-benoit@irqsave.net> References: <1358351321-4891-1-git-send-email-benoit@irqsave.net> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 62.212.105.220 Cc: kwolf@redhat.com, pbonzini@redhat.com, =?UTF-8?q?Beno=C3=AEt=20Canet?= , stefanha@redhat.com Subject: [Qemu-devel] [RFC V5 30/62] qcow2: Add lazy refcounts to deduplication to prevent qcow2_cache_set_dependency loops X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Signed-off-by: Benoit Canet --- block/qcow2.c | 1 + 1 file changed, 1 insertion(+) diff --git a/block/qcow2.c b/block/qcow2.c index e742e02..7ef9170 100644 --- a/block/qcow2.c +++ b/block/qcow2.c @@ -1616,6 +1616,7 @@ static int qcow2_create(const char *filename, QEMUOptionParameter *options) return hash_algo; } dedup = true; + flags |= BLOCK_FLAG_LAZY_REFCOUNTS; } options++; }