From patchwork Tue Feb 23 07:24:08 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luis Chamberlain X-Patchwork-Id: 8388171 Return-Path: X-Original-To: patchwork-xen-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 3996CC0553 for ; Tue, 23 Feb 2016 07:27:25 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 2F0D720454 for ; Tue, 23 Feb 2016 07:27:24 +0000 (UTC) Received: from lists.xen.org (lists.xenproject.org [50.57.142.19]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 58DE0203B8 for ; Tue, 23 Feb 2016 07:27:23 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=lists.xen.org) by lists.xen.org with esmtp (Exim 4.72) (envelope-from ) id 1aY7Km-0000sD-AJ; Tue, 23 Feb 2016 07:24:36 +0000 Received: from mail6.bemta3.messagelabs.com ([195.245.230.39]) by lists.xen.org with esmtp (Exim 4.72) (envelope-from ) id 1aY7Kk-0000rS-EF for xen-devel@lists.xensource.com; Tue, 23 Feb 2016 07:24:34 +0000 Received: from [85.158.137.68] by server-9.bemta-3.messagelabs.com id F1/47-03814-1390CC65; Tue, 23 Feb 2016 07:24:33 +0000 X-Env-Sender: mcgrof@kernel.org X-Msg-Ref: server-3.tower-31.messagelabs.com!1456212271!24311229!1 X-Originating-IP: [198.145.29.136] X-SpamReason: No, hits=0.0 required=7.0 tests= X-StarScan-Received: X-StarScan-Version: 7.35.1; banners=-,-,- X-VirusChecked: Checked Received: (qmail 33679 invoked from network); 23 Feb 2016 07:24:33 -0000 Received: from mail.kernel.org (HELO mail.kernel.org) (198.145.29.136) by server-3.tower-31.messagelabs.com with DHE-RSA-AES256-GCM-SHA384 encrypted SMTP; 23 Feb 2016 07:24:33 -0000 Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id CABDE2068D; Tue, 23 Feb 2016 07:24:30 +0000 (UTC) Received: from garbanzo.do-not-panic.com (c-73-15-241-2.hsd1.ca.comcast.net [73.15.241.2]) (using TLSv1.2 with cipher AES128-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 6208720688; Tue, 23 Feb 2016 07:24:28 +0000 (UTC) From: "Luis R. Rodriguez" To: bp@alien8.de, hpa@zytor.com, tglx@linutronix.de, mingo@redhat.com, rusty@rustcorp.com.au Date: Mon, 22 Feb 2016 23:24:08 -0800 Message-Id: <1456212255-23959-5-git-send-email-mcgrof@kernel.org> X-Mailer: git-send-email 2.7.0 In-Reply-To: <1456212255-23959-1-git-send-email-mcgrof@kernel.org> References: <1456212255-23959-1-git-send-email-mcgrof@kernel.org> X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Cc: xen-devel@lists.xensource.com, x86@kernel.org, linux-kernel@vger.kernel.org, luto@amacapital.net, "Luis R. Rodriguez" , lguest@lists.ozlabs.org, david.vrabel@citrix.com, boris.ostrovsky@oracle.com Subject: [Xen-devel] [PATCH v3 04/11] x86/init: make ebda depend on PC subarch X-BeenThere: xen-devel@lists.xen.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org X-Virus-Scanned: ClamAV using ClamSMTP This lets us remove its use of paravirt_enabled(). The other subarchs are not needed here given that on 32-bit there is a switch already that negates access to this code on X86_SUBARCH_INTEL_MID, and X86_SUBARCH_CE4100. Both lguest and Xen had paravirt_enabled so that excludes them. Signed-off-by: Luis R. Rodriguez --- arch/x86/kernel/head.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kernel/head.c b/arch/x86/kernel/head.c index 992f442ca155..4e3be58a1a77 100644 --- a/arch/x86/kernel/head.c +++ b/arch/x86/kernel/head.c @@ -38,7 +38,7 @@ void __init reserve_ebda_region(void) * that the paravirt case can handle memory setup * correctly, without our help. */ - if (paravirt_enabled()) + if (boot_params.hdr.hardware_subarch != X86_SUBARCH_PC) return; /* end of low (conventional) memory */