Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757868Ab3HAWN0 (ORCPT ); Thu, 1 Aug 2013 18:13:26 -0400 Received: from mga09.intel.com ([134.134.136.24]:3657 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755177Ab3HAWNZ (ORCPT ); Thu, 1 Aug 2013 18:13:25 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.89,797,1367996400"; d="scan'208";a="380344143" Message-ID: <51FADD6F.3040804@linux.intel.com> Date: Thu, 01 Aug 2013 15:13:03 -0700 From: Dave Hansen User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130623 Thunderbird/17.0.7 MIME-Version: 1.0 To: Greg Kroah-Hartman CC: Seth Jennings , Nathan Fontenot , Andrew Morton , "Rafael J. Wysocki" , Nivedita Singhvi , Michael J Wolf , linux-kernel@vger.kernel.org, Linux-MM Subject: Re: [PATCH] drivers: base: new memory config sysfs driver for large memory systems References: <1374786680-26197-1-git-send-email-sjenning@linux.vnet.ibm.com> <20130725234007.GB18349@kroah.com> <20130726144251.GB4379@variantweb.net> <20130801205724.GA13585@kroah.com> In-Reply-To: <20130801205724.GA13585@kroah.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1173 Lines: 22 On 08/01/2013 01:57 PM, Greg Kroah-Hartman wrote: >> > "memory" is the name used by the current sysfs memory layout code in >> > drivers/base/memory.c. So it can't be the same unless we are going to >> > create a toggle a boot time to select between the models, which is >> > something I am looking to add if this code/design is acceptable to >> > people. > I know it can't be the same, but this is like "memory_v2" or something, > right? I suggest you make it an either/or option, given that you feel > the existing layout just will not work properly for you. If there are existing tools or applications that look for memory hotplug events, how does this interact with those? I know you guys have control over the ppc software that actually performs the probe/online operations, but what about other apps? I also don't seem to see the original post to LKML. Did you send privately to Greg, then he cc'd LKML on his reply? -- 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/