| Message ID | 1376687156-6737-19-git-send-email-julien.grall@linaro.org |
|---|---|
| State | Superseded, archived |
| Headers | show
Return-Path: <patchwork-forward+bncBCI3N6FH3YJRBW5IXKIAKGQECOFJETY@linaro.org> X-Original-To: linaro@patches.linaro.org Delivered-To: linaro@patches.linaro.org Received: from mail-vc0-f200.google.com (mail-vc0-f200.google.com [209.85.220.200]) by ip-10-151-82-157.ec2.internal (Postfix) with ESMTPS id 123CB248E6 for <linaro@patches.linaro.org>; Fri, 16 Aug 2013 21:06:36 +0000 (UTC) Received: by mail-vc0-f200.google.com with SMTP id hf12sf2811500vcb.7 for <linaro@patches.linaro.org>; Fri, 16 Aug 2013 14:06:35 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=mime-version:x-gm-message-state:delivered-to:from:to:cc:subject :date:message-id:in-reply-to:references:x-original-sender :x-original-authentication-results:precedence:mailing-list:list-id :list-post:list-help:list-archive:list-unsubscribe; bh=Al9RQosndG608Pp+QOSYIohDw1+CTGzbtqu3KHRKRDY=; b=pn6hLZ0NFDq9qCzymUKETvkFATS6B4FaXbuMyyCvTH6fhq/7zdQowjdVybZ1/gpYJP yAitzpyyDpNWkjBAc9jUL+LW0tnyvotDwww5T1oS1fHZHylkRnnarQhsaGv0L3H8+6UK 2wpNxmysuVBSdhROwnP1nfKy4Pxo+w2sNKYUoyoBl9Zycn8ioLN1jGLDhYL6Prmd7F/V xNxZQIHK9vrBETZaz4skTekuBMbEjx8tbYBfCvQ+EkgM7wgDe4f6pC53pMY+2K/AvG5P HuLOnpMFd9jwQz1o/P8P7wXjyrb3iKUDwFP+wXZm8viA13C4JHZIh2y7O2zuDa+dJWbF BDHw== X-Received: by 10.236.145.196 with SMTP id p44mr1241259yhj.24.1376687195745; Fri, 16 Aug 2013 14:06:35 -0700 (PDT) MIME-Version: 1.0 X-BeenThere: patchwork-forward@linaro.org Received: by 10.49.73.193 with SMTP id n1ls908813qev.50.gmail; Fri, 16 Aug 2013 14:06:35 -0700 (PDT) X-Received: by 10.58.249.136 with SMTP id yu8mr18312vec.37.1376687195594; Fri, 16 Aug 2013 14:06:35 -0700 (PDT) Received: from mail-vc0-f174.google.com (mail-vc0-f174.google.com [209.85.220.174]) by mx.google.com with ESMTPS id vf5si781027vdc.57.1969.12.31.16.00.00 (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Fri, 16 Aug 2013 14:06:35 -0700 (PDT) Received-SPF: neutral (google.com: 209.85.220.174 is neither permitted nor denied by best guess record for domain of patch+caf_=patchwork-forward=linaro.org@linaro.org) client-ip=209.85.220.174; Received: by mail-vc0-f174.google.com with SMTP id gd11so1767645vcb.19 for <patchwork-forward@linaro.org>; Fri, 16 Aug 2013 14:06:35 -0700 (PDT) X-Gm-Message-State: ALoCoQmSl4a4DEbu6c9jDUmBFkbh7eCeW3W3tMI4kOxoHD3h/oY8i8X/KMbGLgMZ6d7oFNxCZajZ X-Received: by 10.52.94.78 with SMTP id da14mr1868575vdb.28.1376687195526; Fri, 16 Aug 2013 14:06:35 -0700 (PDT) X-Forwarded-To: patchwork-forward@linaro.org X-Forwarded-For: patch@linaro.org patchwork-forward@linaro.org Delivered-To: patches@linaro.org Received: by 10.220.174.196 with SMTP id u4csp89464vcz; Fri, 16 Aug 2013 14:06:35 -0700 (PDT) X-Received: by 10.180.75.164 with SMTP id d4mr521281wiw.58.1376687194530; Fri, 16 Aug 2013 14:06:34 -0700 (PDT) Received: from mail-wi0-f173.google.com (mail-wi0-f173.google.com [209.85.212.173]) by mx.google.com with ESMTPS id a8si243662wie.25.1969.12.31.16.00.00 (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Fri, 16 Aug 2013 14:06:34 -0700 (PDT) Received-SPF: neutral (google.com: 209.85.212.173 is neither permitted nor denied by best guess record for domain of julien.grall@linaro.org) client-ip=209.85.212.173; Received: by mail-wi0-f173.google.com with SMTP id en1so1295622wid.12 for <patches@linaro.org>; Fri, 16 Aug 2013 14:06:34 -0700 (PDT) X-Received: by 10.180.104.73 with SMTP id gc9mr644110wib.13.1376687194103; Fri, 16 Aug 2013 14:06:34 -0700 (PDT) Received: from belegaer.uk.xensource.com. ([185.25.64.249]) by mx.google.com with ESMTPSA id b13sm797327wic.9.1969.12.31.16.00.00 (version=TLSv1.2 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Fri, 16 Aug 2013 14:06:33 -0700 (PDT) From: Julien Grall <julien.grall@linaro.org> To: stefano.stabellini@eu.citrix.com, ian.campbell@citrix.com Cc: patches@linaro.org, andre.przywara@linaro.org, xen-devel@lists.xen.org, Julien Grall <julien.grall@linaro.org> Subject: [RFC 18/24] xen/arm: Don't map disabled device in DOM0 Date: Fri, 16 Aug 2013 22:05:50 +0100 Message-Id: <1376687156-6737-19-git-send-email-julien.grall@linaro.org> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1376687156-6737-1-git-send-email-julien.grall@linaro.org> References: <1376687156-6737-1-git-send-email-julien.grall@linaro.org> X-Removed-Original-Auth: Dkim didn't pass. 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diff --git a/xen/arch/arm/domain_build.c b/xen/arch/arm/domain_build.c index 8377610..567b1fe 100644 --- a/xen/arch/arm/domain_build.c +++ b/xen/arch/arm/domain_build.c @@ -383,7 +383,8 @@ static int handle_node(struct domain *d, struct kernel_info *kinfo, return 0; if ( dt_device_used_by(np) != DOMID_XEN && - !dt_device_type_is_equal(np, "memory") ) + !dt_device_type_is_equal(np, "memory") && + dt_device_is_available(np) ) { res = map_device(d, np);
Linux should cope with 'status = "disabled"' in the Device Tree. This solution can be used later to pass-through device to a specific guest. Signed-off-by: Julien Grall <julien.grall@linaro.org> --- xen/arch/arm/domain_build.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)