From patchwork Fri Jan 18 17:30:35 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: 213686 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 53D032C0079 for ; Sat, 19 Jan 2013 04:30:46 +1100 (EST) Received: from localhost ([::1]:59271 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TwFm8-00055T-Bc for incoming@patchwork.ozlabs.org; Fri, 18 Jan 2013 12:30:44 -0500 Received: from eggs.gnu.org ([208.118.235.92]:46319) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TwFlt-0004pq-Oq for qemu-devel@nongnu.org; Fri, 18 Jan 2013 12:30:32 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TwFlq-00053Q-UJ for qemu-devel@nongnu.org; Fri, 18 Jan 2013 12:30:29 -0500 Received: from nodalink.pck.nerim.net ([62.212.105.220]:44610 helo=paradis.irqsave.net) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TwFlq-00053L-M9 for qemu-devel@nongnu.org; Fri, 18 Jan 2013 12:30:26 -0500 Received: by paradis.irqsave.net (Postfix, from userid 1002) id 75C46874133; Fri, 18 Jan 2013 19:02:49 +0100 (CET) Received: from localhost.localdomain (unknown [192.168.77.1]) by paradis.irqsave.net (Postfix) with ESMTP id 4EAEA874305; Fri, 18 Jan 2013 19:02:35 +0100 (CET) From: =?UTF-8?q?Beno=C3=AEt=20Canet?= To: qemu-devel@nongnu.org Date: Fri, 18 Jan 2013 18:30:35 +0100 Message-Id: <1358530244-9028-3-git-send-email-benoit@irqsave.net> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1358530244-9028-1-git-send-email-benoit@irqsave.net> References: <1358530244-9028-1-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 V7 02/11] quorum: Create BDRVQuorumState and BlkDriver and do init. 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/quorum.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/block/quorum.c b/block/quorum.c index ce094a1..0524b63 100644 --- a/block/quorum.c +++ b/block/quorum.c @@ -15,6 +15,13 @@ #include "block/block_int.h" +typedef struct { + BlockDriverState **bs; + unsigned long long threshold; + unsigned long long total; + char **filenames; +} BDRVQuorumState; + typedef struct QuorumAIOCB QuorumAIOCB; typedef struct QuorumSingleAIOCB { @@ -26,6 +33,7 @@ typedef struct QuorumSingleAIOCB { struct QuorumAIOCB { BlockDriverAIOCB common; + BDRVQuorumState *bqs; QEMUBH *bh; /* Request metadata */ @@ -43,3 +51,17 @@ struct QuorumAIOCB { void (*vote)(QuorumAIOCB *acb); int vote_ret; }; + +static BlockDriver bdrv_quorum = { + .format_name = "quorum", + .protocol_name = "quorum", + + .instance_size = sizeof(BDRVQuorumState), +}; + +static void bdrv_quorum_init(void) +{ + bdrv_register(&bdrv_quorum); +} + +block_init(bdrv_quorum_init);