From patchwork Mon Jan 28 13:22:54 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: 216189 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 8B1D72C0084 for ; Tue, 29 Jan 2013 00:37:13 +1100 (EST) Received: from localhost ([::1]:53677 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Tzotb-0007Jx-Nz for incoming@patchwork.ozlabs.org; Mon, 28 Jan 2013 08:37:11 -0500 Received: from eggs.gnu.org ([208.118.235.92]:41099) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Tzog5-0004yZ-FI for qemu-devel@nongnu.org; Mon, 28 Jan 2013 08:23:21 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Tzofy-0006qg-6y for qemu-devel@nongnu.org; Mon, 28 Jan 2013 08:23:13 -0500 Received: from nodalink.pck.nerim.net ([62.212.105.220]:48295 helo=paradis.irqsave.net) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Tzofx-0006pp-Uu for qemu-devel@nongnu.org; Mon, 28 Jan 2013 08:23:06 -0500 Received: by paradis.irqsave.net (Postfix, from userid 1002) id 5AA87874321; Mon, 28 Jan 2013 14:23:05 +0100 (CET) Received: from localhost.localdomain (unknown [192.168.77.1]) by paradis.irqsave.net (Postfix) with ESMTP id 67838874326; Mon, 28 Jan 2013 14:22:18 +0100 (CET) From: =?UTF-8?q?Beno=C3=AEt=20Canet?= To: qemu-devel@nongnu.org Date: Mon, 28 Jan 2013 14:22:54 +0100 Message-Id: <1359379379-6017-9-git-send-email-benoit@irqsave.net> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1359379379-6017-1-git-send-email-benoit@irqsave.net> References: <1359379379-6017-1-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] [RFC V7 08/13] quorum: Add quorum_invalidate_cache(). 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 | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/block/quorum.c b/block/quorum.c index 1f0954d..6254f95 100644 --- a/block/quorum.c +++ b/block/quorum.c @@ -517,6 +517,16 @@ static int64_t quorum_getlength(BlockDriverState *bs) return result; } +static void quorum_invalidate_cache(BlockDriverState *bs) +{ + BDRVQuorumState *s = bs->opaque; + int i; + + for (i = 0; i < s->total; i++) { + bdrv_invalidate_cache(s->bs[i]); + } +} + static BlockDriver bdrv_quorum = { .format_name = "quorum", .protocol_name = "quorum", @@ -527,6 +537,7 @@ static BlockDriver bdrv_quorum = { .bdrv_aio_readv = quorum_aio_readv, .bdrv_aio_writev = quorum_aio_writev, + .bdrv_invalidate_cache = quorum_invalidate_cache, }; static void bdrv_quorum_init(void)