From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eduardo Habkost Subject: Re: [qemu patch V4 2/2] kvmclock: reduce kvmclock difference on migration Date: Mon, 12 Dec 2016 16:01:05 -0200 Message-ID: <20161212180105.GF3808@thinpad.lan.raisama.net> References: <20161210172148.361793326@redhat.com> <20161210172324.482367805@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: kvm@vger.kernel.org, qemu-devel@nongnu.org, Dr David Alan Gilbert , Paolo Bonzini , Juan Quintela , Radim Krcmar To: Marcelo Tosatti Return-path: Received: from mx1.redhat.com ([209.132.183.28]:41400 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751465AbcLLSBH (ORCPT ); Mon, 12 Dec 2016 13:01:07 -0500 Content-Disposition: inline In-Reply-To: <20161210172324.482367805@redhat.com> Sender: kvm-owner@vger.kernel.org List-ID: On Sat, Dec 10, 2016 at 03:21:50PM -0200, Marcelo Tosatti wrote: [...] > static void kvmclock_realize(DeviceState *dev, Error **errp) > { > KVMClockState *s = KVM_CLOCK(dev); > > + if (kvm_has_adjust_clock_stable()) { > + s->clock_is_reliable = true; > + } > + This seems unnecessary, as kvmclock_vm_state_change() makes sure it is set at the same time as s->clock. Should we just remove it? > qemu_add_vm_change_state_handler(kvmclock_vm_state_change, s); > } > [...] -- Eduardo