Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933692Ab3GQRep (ORCPT ); Wed, 17 Jul 2013 13:34:45 -0400 Received: from ud10.udmedia.de ([194.117.254.50]:33510 "EHLO mail.ud10.udmedia.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932919Ab3GQReo (ORCPT ); Wed, 17 Jul 2013 13:34:44 -0400 Date: Wed, 17 Jul 2013 19:34:42 +0200 From: Markus Trippelsdorf To: Xiao Guangrong Cc: Gleb Natapov , kvm@vger.kernel.org, Xiao Guangrong , Marcelo Tosatti , Paolo Bonzini , linux-kernel@vger.kernel.org Subject: Re: commit f8f559422b (KVM: MMU: fast invalidate all mmio sptes) causes hang Message-ID: <20130717173442.GA359@x4> References: <20130717163215.GA359@x4> <20130717164232.GI13732@redhat.com> <20130717165743.GA357@x4> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 868 Lines: 31 On 2013.07.18 at 01:25 +0800, Xiao Guangrong wrote: > Hi Markus, > > Thanks for your report! I am downloading the ubuntu iso and will try to reproducible it. Please note that the exact guest doesn't matter. I first noticed the hang when I tried to install Fedora 19 today. > Could you please enable these tracepoints: > kvmmmu/check_mmio_spte > kvmmmu/handle_mmio_page_fault > kvmmmu/kvm_mmu_invalidate_zap_all_pages > kvmmmu/mark_mmio_spte > kvm/kvm_mmio > kvm/vcpu_match_mmio > > and post the output? I will run this later. > Just check, your host is 64-bit or 32 bit? Both guest and host are 64-bit. -- Markus -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/