From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932319AbVHaKuh (ORCPT ); Wed, 31 Aug 2005 06:50:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932322AbVHaKuh (ORCPT ); Wed, 31 Aug 2005 06:50:37 -0400 Received: from e5.ny.us.ibm.com ([32.97.182.145]:61654 "EHLO e5.ny.us.ibm.com") by vger.kernel.org with ESMTP id S932319AbVHaKuh (ORCPT ); Wed, 31 Aug 2005 06:50:37 -0400 Date: Wed, 31 Aug 2005 16:20:00 +0530 From: Srivatsa Vaddagiri To: Tony Lindgren Cc: Arjan van de Ven , Alistair John Strachan , Con Kolivas , "Theodore Ts'o" , Christopher Friesen , Lee Revell , linux-kernel , Thomas Renninger Subject: Re: Dynamic tick for 2.6.14 - what's the plan? Message-ID: <20050831105000.GB10307@in.ibm.com> Reply-To: vatsa@in.ibm.com References: <1125354385.4598.79.camel@mindpipe> <200508301348.59357.kernel@kolivas.org> <20050830123132.GH6055@atomide.com> <200508301701.49228.s0348365@sms.ed.ac.uk> <20050831074419.GA1029@atomide.com> <1125477566.3213.6.camel@laptopd505.fenrus.org> <20050831103402.GA6496@atomide.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20050831103402.GA6496@atomide.com> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Aug 31, 2005 at 01:34:03PM +0300, Tony Lindgren wrote: > Well it seems like the next_timer_interrupt is something like 400 > jiffies away and RCU code waits for completion for example in the > network code. I had a patch to fix the problem of "RCU grace period extended because of sleeping idle CPUs". I had posted the patch here: http://marc.theaimsgroup.com/?l=linux-kernel&m=111556608901657&w=2 Will send out this patch against latest tree for Andrew to pick it. -- Thanks and Regards, Srivatsa Vaddagiri, Linux Technology Center, IBM Software Labs, Bangalore, INDIA - 560017