From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934334AbbEMRQv (ORCPT ); Wed, 13 May 2015 13:16:51 -0400 Received: from mail-wi0-f181.google.com ([209.85.212.181]:35103 "EHLO mail-wi0-f181.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932186AbbEMRQt (ORCPT ); Wed, 13 May 2015 13:16:49 -0400 Message-ID: <555386FC.8050101@redhat.com> Date: Wed, 13 May 2015 19:16:44 +0200 From: Paolo Bonzini User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.5.0 MIME-Version: 1.0 To: Luiz Capitulino , Sasha Levin CC: KVM General , LKML , mtosatti@redhat.com Subject: Re: kvm: odd time values since "kvmclock: set scheduler clock stable" References: <55528A04.2060404@oracle.com> <20150513085824.7bd2d788@redhat.com> In-Reply-To: <20150513085824.7bd2d788@redhat.com> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 13/05/2015 14:58, Luiz Capitulino wrote: > On Tue, 12 May 2015 19:17:24 -0400 > Sasha Levin wrote: > >> Hi all, >> >> I'm seeing odd jump in time values during boot of a KVM guest: >> >> [...] >> [ 0.000000] tsc: Detected 2260.998 MHz processor >> [3376355.247558] Calibrating delay loop (skipped) preset value.. >> [...] >> >> I've bisected it to: > > Thanks for bisecting. You just boot a guest to reproduce this? How > many vCPUs does the guest have? > > Paolo, I think it's better to drop this patch for now. Ok, reverted. Paolo