From mboxrd@z Thu Jan 1 00:00:00 1970 From: john stultz Subject: Re: [PATCH V9 02/13] ntp: add ADJ_SETOFFSET mode bit Date: Thu, 13 Jan 2011 12:57:08 -0800 Message-ID: <1294952228.5617.20.camel@work-vm> References: <60566a54842bcf5974d55ed39f387c32ff9cf5cb.1294917348.git.richard.cochran@omicron.at> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: linux-api-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: "Kuwahara,T." <6vvetjsrt26xsrzlh1z0zn4d2grdah-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> Cc: Richard Cochran , linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Alan Cox , Arnd Bergmann , Christoph Lameter , David Miller , Krzysztof Halasa , Peter Zijlstra , Rodolfo Giometti , Thomas Gleixner List-Id: linux-api@vger.kernel.org On Fri, 2011-01-14 at 05:39 +0900, Kuwahara,T. wrote: > My proposal: Limit the adjustable range of the offset so that leap > seconds will never occur more than once. (2147.5 seconds would be the > best choice. :-) 2147.5? That's ~36 minutes. While I think a limit could be a sensible compromise here. Leap seconds are limited to every six months. So surely a limit of 86400 (one day), or 2592000 (30 days) would be more reasonable. thanks -john