Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752069AbaANK6l (ORCPT ); Tue, 14 Jan 2014 05:58:41 -0500 Received: from mx1.redhat.com ([209.132.183.28]:6947 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751329AbaANK6h (ORCPT ); Tue, 14 Jan 2014 05:58:37 -0500 Message-ID: <52D5184B.6080406@redhat.com> Date: Tue, 14 Jan 2014 05:58:19 -0500 From: Prarit Bhargava User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.17) Gecko/20110419 Red Hat/3.1.10-1.el6_0 Thunderbird/3.1.10 MIME-Version: 1.0 To: Yasuaki Ishimatsu CC: Toshi Kani , KOSAKI Motohiro , LKML , Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , the arch/x86 maintainers , Len Brown , "Rafael J. Wysocki" , Linn Crosetto , Pekka Enberg , Yinghai Lu , Andrew Morton , Tang Chen , Wen Congyang , Vivek Goyal , Dave Young , linux-acpi@vger.kernel.org, "linux-mm@kvack.org" Subject: Re: [PATCH] x86, acpi memory hotplug, add parameter to disable memory hotplug References: <1389650161-13292-1-git-send-email-prarit@redhat.com> <52D47999.5080905@redhat.com> <52D48EC4.5070400@jp.fujitsu.com> <1389663689.1792.268.camel@misato.fc.hp.com> <52D4A469.9090100@jp.fujitsu.com> In-Reply-To: <52D4A469.9090100@jp.fujitsu.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 01/13/2014 09:43 PM, Yasuaki Ishimatsu wrote: > (2014/01/14 10:41), Toshi Kani wrote: >> On Tue, 2014-01-14 at 10:11 +0900, Yasuaki Ishimatsu wrote: >> : >>>>> I think we need a knob manually enable mem-hotplug when specify memmap. But >>>>> it is another story. >>>>> >>>>> Acked-by: KOSAKI Motohiro >>>> >>>> As mentioned, self-NAK. I have seen a system that I needed to specify >>>> memmap=exactmap & had hotplug memory. I will only keep the acpi_no_memhotplug >>>> option in the next version of the patch. >>> >>> >>> Your following first patch is simply and makes sense. >>> >>> http://marc.info/?l=linux-acpi&m=138922019607796&w=2 >>> >> >> In this option, it also requires changing kexec-tools to specify the new >> option for kdump. It won't be simpler. > > Hmm. > I use memm= boot option and hotplug memory for memory hot-remove. > At least, the patch cannot be accepted. Thanks for the information Yasuaki. I will resubmit my first patch that only adds the kernel parameter. P. > > Thanks, > Yasuaki Ishimatsu > >> >> Thanks, >> -Toshi >> >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-acpi" in >> the body of a message to majordomo@vger.kernel.org >> More majordomo info at http://vger.kernel.org/majordomo-info.html >> > > -- 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/