Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751707AbWCNBMw (ORCPT ); Mon, 13 Mar 2006 20:12:52 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751899AbWCNBMw (ORCPT ); Mon, 13 Mar 2006 20:12:52 -0500 Received: from mustang.oldcity.dca.net ([216.158.38.3]:16305 "HELO mustang.oldcity.dca.net") by vger.kernel.org with SMTP id S1751707AbWCNBMv (ORCPT ); Mon, 13 Mar 2006 20:12:51 -0500 Subject: Re: [Patch 1/9] timestamp diff From: Lee Revell To: nagar@watson.ibm.com Cc: linux-kernel , Arjan van de Ven In-Reply-To: <1142298325.5858.40.camel@elinux04.optonline.net> References: <1142296834.5858.3.camel@elinux04.optonline.net> <1142296939.5858.6.camel@elinux04.optonline.net> <1142298072.13256.70.camel@mindpipe> <1142298325.5858.40.camel@elinux04.optonline.net> Content-Type: text/plain Date: Mon, 13 Mar 2006 20:12:43 -0500 Message-Id: <1142298764.13256.73.camel@mindpipe> Mime-Version: 1.0 X-Mailer: Evolution 2.5.92 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 860 Lines: 22 On Mon, 2006-03-13 at 20:05 -0500, Shailabh Nagar wrote: > On Mon, 2006-03-13 at 20:01, Lee Revell wrote: > > On Mon, 2006-03-13 at 19:42 -0500, Shailabh Nagar wrote: > > > + ret->tv_sec = end->tv_sec - start->tv_sec; > > > + ret->tv_nsec = end->tv_nsec - start->tv_nsec; > > > > What if end->tv_nsec is less than start->tv_nsec? > > The caller of the func can decide what to do. > In our usage, we choose to not use the result of such a diff > but others may want to return an error etc. You don't think it's a problem that 2.0000001s - 1.9999999s would return garbage rather than 0.0000002? Lee - 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/