From patchwork Thu Aug 2 10:16:37 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benoit Canet X-Patchwork-Id: 174727 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 474C22C0093 for ; Thu, 2 Aug 2012 21:01:37 +1000 (EST) Received: from localhost ([::1]:35501 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SwsTc-0008PE-5j for incoming@patchwork.ozlabs.org; Thu, 02 Aug 2012 06:17:56 -0400 Received: from eggs.gnu.org ([208.118.235.92]:36515) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SwsSs-0006Qk-6K for qemu-devel@nongnu.org; Thu, 02 Aug 2012 06:17:14 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1SwsSo-0003yt-77 for qemu-devel@nongnu.org; Thu, 02 Aug 2012 06:17:10 -0400 Received: from mail-we0-f173.google.com ([74.125.82.173]:57525) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SwsSo-0003xy-0c for qemu-devel@nongnu.org; Thu, 02 Aug 2012 06:17:06 -0400 Received: by mail-we0-f173.google.com with SMTP id z53so5687350wey.4 for ; Thu, 02 Aug 2012 03:17:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references; bh=kG2uG/6yla/0aQa52ROPWskZywLQkNg1vmVcwz8zX5U=; b=m56dPf7P7LTrPlX3osclvCqAl8z+Mn+n1KwKZV8IfIvy9YsI4IQEIEdjXr71HQe+85 mCy433EjwuVjqADO/Xz+6XPMi6oJct0AmhVZ9A9TOxe4d7kcP4ZD3gCXr89nJjXBKZt3 35OBxVOt+pWVAMnUJwQAHaAiz3y4CtCCUuXpYWWhdM1BeKkhhVKztVSj0oH9xdl5j++8 ofXT0sqr2J89vzHmZOnFqNKkHvra+/HxYtKu/sfYMkuc9eg3vaPTPs0LmUc4mdN6Gp/Q Cnja6B8ljz9DCZk/wN93VYnRKou3wH0j8ASv42NGUsr9ZJA5mMyTr+G5y6eWzkwhDh+B cmFA== Received: by 10.180.89.235 with SMTP id br11mr3520855wib.3.1343902625727; Thu, 02 Aug 2012 03:17:05 -0700 (PDT) Received: from Laure.box.in.irqsave.net (paradis.irqsave.net. [109.190.18.76]) by mx.google.com with ESMTPS id bc2sm16181243wib.0.2012.08.02.03.17.04 (version=TLSv1/SSLv3 cipher=OTHER); Thu, 02 Aug 2012 03:17:05 -0700 (PDT) From: "=?UTF-8?q?Beno=C3=AEt=20Canet?=" To: qemu-devel@nongnu.org Date: Thu, 2 Aug 2012 12:16:37 +0200 Message-Id: <1343902604-13981-6-git-send-email-benoit@irqsave.net> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1343902604-13981-1-git-send-email-benoit@irqsave.net> References: <1343902604-13981-1-git-send-email-benoit@irqsave.net> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 74.125.82.173 Cc: kwolf@redhat.com, pbonzini@redhat.com, stefanha@linux.vnet.ibm.com, =?UTF-8?q?Beno=C3=AEt=20Canet?= Subject: [Qemu-devel] [RFC 05/12] qorum: Add qorum_close(). 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/qorum.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/block/qorum.c b/block/qorum.c index bdf1530..006ab8c 100644 --- a/block/qorum.c +++ b/block/qorum.c @@ -108,6 +108,17 @@ clean_exit: return ret; } +static void qorum_close(BlockDriverState *bs) +{ + BDRVQorumState *s = bs->opaque; + int i; + + /* Ensure writes reach stable storage */ + for (i = 0; i <= 2; i++) { + bdrv_flush(s->bs[i]); + } +} + static BlockDriver bdrv_qorum = { .format_name = "qorum", .protocol_name = "qorum", @@ -115,6 +126,7 @@ static BlockDriver bdrv_qorum = { .instance_size = sizeof(BDRVQorumState), .bdrv_file_open = qorum_open, + .bdrv_close = qorum_close, }; static void bdrv_qorum_init(void)