From mboxrd@z Thu Jan 1 00:00:00 1970 From: Glauber Costa Subject: Re: [patch 00/18] pvclock vsyscall support + KVM hypervisor support (v5) Date: Tue, 20 Nov 2012 13:03:00 +0400 Message-ID: <50AB4744.5040603@parallels.com> References: <20121119215758.686768790@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit Cc: , , , To: Marcelo Tosatti Return-path: Received: from mx2.parallels.com ([64.131.90.16]:32771 "EHLO mx2.parallels.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751513Ab2KTJDG (ORCPT ); Tue, 20 Nov 2012 04:03:06 -0500 In-Reply-To: <20121119215758.686768790@redhat.com> Sender: kvm-owner@vger.kernel.org List-ID: On 11/20/2012 01:57 AM, Marcelo Tosatti wrote: > This patchset, based on earlier work by Jeremy Fitzhardinge, implements > paravirtual clock vsyscall support. > > It should be possible to implement Xen support relatively easily. > > It reduces clock_gettime from 500 cycles to 200 cycles > on my testbox. > There are no more significant objections from my side. I will still try to go through it again today just in case.