From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julien Grall Subject: Re: [ARM:PATCH v1 1/1] Add Odroid-XU (Exynos5410) support Date: Mon, 28 Jul 2014 13:53:30 +0100 Message-ID: <53D647CA.8010502@linaro.org> References: <1406242066-7001-1-git-send-email-suriyan.r@gmail.com> <53D24B4B.7020908@linaro.org> <1406291967.24842.1.camel@kazak.uk.xensource.com> <1406318711.4100.38.camel@hastur.hellion.org.uk> <53D390C3.4000506@linaro.org> <53D3EC54.6060105@linaro.org> <53D41C84.5060706@linaro.org> <53D41D01.7060103@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Suriyan Ramasami Cc: keir@xen.org, Ian Campbell , ian.jackson@eu.citrix.com, Tim Deegan , "xen-devel@lists.xen.org" , Jan Beulich List-Id: xen-devel@lists.xenproject.org Hi Suriyan, On 07/27/2014 07:12 PM, Suriyan Ramasami wrote: >> >>> I was wondering if dom0 is touching the physical CPUs by mistake (mainly >>> because we map some regions used to control them). >>> It might be worse to check that no cpufreq or power management is called >>> on DOM0 at any time. >> > I shall dig into this some more. > Thanks! I would give a try with: - Xen: 2 CPUs - DOM0: 1 VCPU - Guest: 1 VCPU You can restrict the number of DOM0 VCPUs with dom0_max_vcpus=n where n is the number of VCPUs for DOM0. If it's not failing then the error is in Linux. Regards, -- Julien Grall