From patchwork Tue Jan 31 16:12:50 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefano Stabellini X-Patchwork-Id: 138800 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [140.186.70.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 4358CB71A5 for ; Wed, 1 Feb 2012 03:11:40 +1100 (EST) Received: from localhost ([::1]:52763 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RsGIx-0004Yp-2y for incoming@patchwork.ozlabs.org; Tue, 31 Jan 2012 11:11:35 -0500 Received: from eggs.gnu.org ([140.186.70.92]:39546) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RsGIi-0004OF-6n for qemu-devel@nongnu.org; Tue, 31 Jan 2012 11:11:25 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1RsGIc-0002Hd-JR for qemu-devel@nongnu.org; Tue, 31 Jan 2012 11:11:20 -0500 Received: from smtp.citrix.com ([66.165.176.89]:13689) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RsGIc-0002HS-FM for qemu-devel@nongnu.org; Tue, 31 Jan 2012 11:11:14 -0500 X-IronPort-AV: E=Sophos;i="4.71,596,1320642000"; d="scan'208";a="21462295" Received: from ftlpmailmx01.citrite.net ([10.13.107.65]) by FTLPIPO01.CITRIX.COM with ESMTP/TLS/RC4-MD5; 31 Jan 2012 11:11:14 -0500 Received: from smtp01.ad.xensource.com (10.219.128.104) by smtprelay.citrix.com (10.13.107.65) with Microsoft SMTP Server id 8.3.213.0; Tue, 31 Jan 2012 11:11:13 -0500 Received: from localhost.localdomain (kaball.uk.xensource.com [10.80.2.59]) by smtp01.ad.xensource.com (8.13.1/8.13.1) with ESMTP id q0VGAvVp032535; Tue, 31 Jan 2012 08:11:02 -0800 From: Stefano Stabellini To: xen-devel@lists.xensource.com Date: Tue, 31 Jan 2012 16:12:50 +0000 Message-ID: <1328026374-12803-2-git-send-email-stefano.stabellini@eu.citrix.com> X-Mailer: git-send-email 1.7.0.4 In-Reply-To: References: MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 66.165.176.89 Cc: Stefano Stabellini , jan.kiszka@siemens.com, qemu-devel@nongnu.org, avi@redhat.com, pbonzini@redhat.com Subject: [Qemu-devel] [PATCH v4 2/6] xen: disable rtc_clock 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 rtc_clock is only used by the RTC emulator (mc146818rtc.c), however Xen has its own RTC emulator in the hypervisor so we can disable it. Signed-off-by: Stefano Stabellini --- xen-all.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/xen-all.c b/xen-all.c index fd39168..101c962 100644 --- a/xen-all.c +++ b/xen-all.c @@ -514,6 +514,10 @@ void xen_vcpu_init(void) qemu_register_reset(xen_reset_vcpu, first_cpu); xen_reset_vcpu(first_cpu); } + /* if rtc_clock is left to default (host_clock), disable it */ + if (rtc_clock == host_clock) { + qemu_clock_enable(rtc_clock, false); + } } /* get the ioreq packets from share mem */