From patchwork Mon Jan 28 17:04:39 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: 216289 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 4A6892C0096 for ; Tue, 29 Jan 2013 05:00:55 +1100 (EST) Received: from localhost ([::1]:37378 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Tzs8Z-00045Y-PH for incoming@patchwork.ozlabs.org; Mon, 28 Jan 2013 12:04:51 -0500 Received: from eggs.gnu.org ([208.118.235.92]:44850) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Tzs88-0003bI-0Q for qemu-devel@nongnu.org; Mon, 28 Jan 2013 12:04:31 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Tzs80-0007hx-Mv for qemu-devel@nongnu.org; Mon, 28 Jan 2013 12:04:23 -0500 Received: from nodalink.pck.nerim.net ([62.212.105.220]:48458 helo=paradis.irqsave.net) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Tzs80-0007ho-F2 for qemu-devel@nongnu.org; Mon, 28 Jan 2013 12:04:16 -0500 Received: by paradis.irqsave.net (Postfix, from userid 1002) id 787C087431B; Mon, 28 Jan 2013 18:04:15 +0100 (CET) Received: from localhost.localdomain (unknown [192.168.77.1]) by paradis.irqsave.net (Postfix) with ESMTP id 0E222874320; Mon, 28 Jan 2013 18:04:01 +0100 (CET) From: =?UTF-8?q?Beno=C3=AEt=20Canet?= To: qemu-devel@nongnu.org Date: Mon, 28 Jan 2013 18:04:39 +0100 Message-Id: <1359392680-15838-4-git-send-email-benoit@irqsave.net> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1359392680-15838-1-git-send-email-benoit@irqsave.net> References: <1359392680-15838-1-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, =?UTF-8?q?Beno=C3=AEt=20Canet?= , stefanha@redhat.com Subject: [Qemu-devel] [PATCH V2 3/4] blockdev: Allow snapshoting of protocols. 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 --- blockdev.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/blockdev.c b/blockdev.c index 0ce45c5..b1f388b 100644 --- a/blockdev.c +++ b/blockdev.c @@ -800,7 +800,8 @@ void qmp_transaction(BlockdevActionList *dev_list, Error **errp) /* We will manually add the backing_hd field to the bs later */ states->new_bs = bdrv_new(""); ret = bdrv_open(states->new_bs, new_image_file, - flags | BDRV_O_NO_BACKING, drv); + flags | BDRV_O_NO_BACKING, + path_has_protocol(new_image_file) ? NULL : drv); if (ret != 0) { error_set(errp, QERR_OPEN_FILE_FAILED, new_image_file); goto delete_and_fail;