From: Andi Kleen Subject: Re: [PATCH 3/4] Make net watchdog timers 1 sec jiffy aligned Date: 31 May 2007 12:36:26 +0200 Message-ID: References: <20070530105936.6c988da5.akpm@linux-foundation.org> <20070530112056.0aeb9498@freepuppy> <465DC598.5060407@trash.net> <20070530.125551.41636333.davem@davemloft.net> <20070530133039.7feb2064@freepuppy> <20070530213541.GA13953@linux-os.sc.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Stephen Hemminger , David Miller , kaber@trash.net, akpm@linux-foundation.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org To: Venki Pallipadi Return-path: Received: from ns2.suse.de ([195.135.220.15]:43968 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756020AbXEaJj5 (ORCPT ); Thu, 31 May 2007 05:39:57 -0400 In-Reply-To: <20070530213541.GA13953@linux-os.sc.intel.com> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org Venki Pallipadi writes: > > If this does not work: > Another option is to use 'deferrable timer' here which will be called at > same as before time when CPU is busy and on idle CPU it will be delayed until > CPU comes out of idle due to any other events. That would sound like a good idea here and at least power wise it should be nearly free -Andi