From patchwork Mon Aug 20 11:47:56 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benoit Canet X-Patchwork-Id: 178752 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 94ADB2C0089 for ; Mon, 20 Aug 2012 21:53:44 +1000 (EST) Received: from localhost ([::1]:39245 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1T3QTW-0005xW-9s for incoming@patchwork.ozlabs.org; Mon, 20 Aug 2012 07:48:54 -0400 Received: from eggs.gnu.org ([208.118.235.92]:34154) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1T3QSt-0004ES-Fu for qemu-devel@nongnu.org; Mon, 20 Aug 2012 07:48:16 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1T3QSs-0004BW-Gb for qemu-devel@nongnu.org; Mon, 20 Aug 2012 07:48:15 -0400 Received: from mail-wg0-f41.google.com ([74.125.82.41]:52168) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1T3QSs-0004Am-BI for qemu-devel@nongnu.org; Mon, 20 Aug 2012 07:48:14 -0400 Received: by mail-wg0-f41.google.com with SMTP id ds1so3208452wgb.4 for ; Mon, 20 Aug 2012 04:48:14 -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=RoFW0ujhG1UoSXxAF+RPKYYNOmjO+9UggKa+kXl5XK4=; b=grXTIC4GoluME1m6egnKdZiYgCMqinIWbRH1/4XX2v4sHRmBe5u3B3+AXGZpTT4yAp DIdmzkQCmNpLuDMoS/2I/10c1SeohJj0hgf4kih3TJah3bUSN2yB3nEnkH2aDU0u8G5+ n+62iQRGnR/XjYZSSSZOziPux40eoc54hr0g64QvOYVIA7GkrTyN2fOAswZP7d8Cnb3Y xAqAShvsIfLZ9LNFcxMmVSibYex1h1J3969ZxSbBrPhBWmpuFaZQDWAj5TeC20VykwNS 7eBx+a8/YN6lNNpdL2tHRMi19V4n8PIXQ/9+L0ha77srBCSdAv6W5hYvmkakAFLahRKU aWng== Received: by 10.180.107.2 with SMTP id gy2mr27311022wib.2.1345463293967; Mon, 20 Aug 2012 04:48:13 -0700 (PDT) Received: from Laure.box.in.irqsave.net (paradis.irqsave.net. [109.190.18.76]) by mx.google.com with ESMTPS id k20sm27703494wiv.11.2012.08.20.04.48.11 (version=TLSv1/SSLv3 cipher=OTHER); Mon, 20 Aug 2012 04:48:13 -0700 (PDT) From: "=?UTF-8?q?Beno=C3=AEt=20Canet?=" To: qemu-devel@nongnu.org Date: Mon, 20 Aug 2012 13:47:56 +0200 Message-Id: <1345463283-9684-3-git-send-email-benoit@irqsave.net> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1345463283-9684-1-git-send-email-benoit@irqsave.net> References: <1345463283-9684-1-git-send-email-benoit@irqsave.net> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 74.125.82.41 Cc: kwolf@redhat.com, stefanha@linux.vnet.ibm.com, blauwirbel@gmail.com, anthony@codemonkey.ws, pbonzini@redhat.com, eblake@redhat.com, afaerber@suse.de, =?UTF-8?q?Beno=C3=AEt=20Canet?= Subject: [Qemu-devel] [RFC V4 2/9] 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 65a6b55..19a9a44 100644 --- a/block/quorum.c +++ b/block/quorum.c @@ -15,6 +15,13 @@ #include "block_int.h" +typedef struct { + BlockDriverState **bs; + int threshold; + int 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);