Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753617Ab1F3Vz6 (ORCPT ); Thu, 30 Jun 2011 17:55:58 -0400 Received: from casper.infradead.org ([85.118.1.10]:52252 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752149Ab1F3Vzz convert rfc822-to-8bit (ORCPT ); Thu, 30 Jun 2011 17:55:55 -0400 Subject: Re: [PATCH v3 7/9] KVM-GST: KVM Steal time accounting From: Peter Zijlstra To: Glauber Costa Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Rik van Riel , Jeremy Fitzhardinge , Avi Kivity , Anthony Liguori , Eric B Munson In-Reply-To: <1309361388-30163-8-git-send-email-glommer@redhat.com> References: <1309361388-30163-1-git-send-email-glommer@redhat.com> <1309361388-30163-8-git-send-email-glommer@redhat.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT Date: Thu, 30 Jun 2011 23:54:34 +0200 Message-ID: <1309470874.12449.610.camel@twins> Mime-Version: 1.0 X-Mailer: Evolution 2.30.3 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 603 Lines: 17 On Wed, 2011-06-29 at 11:29 -0400, Glauber Costa wrote: > +static inline u64 steal_ticks(u64 steal) > +{ > + if (unlikely(steal > NSEC_PER_SEC)) > + return steal / TICK_NSEC; That won't compile on a number of 32bit architecture, use div_u64 or something similar. > + > + return __iter_div_u64_rem(steal, TICK_NSEC, &steal); > +} -- 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/