From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx139.postini.com [74.125.245.139]) by kanga.kvack.org (Postfix) with SMTP id 93F7C6B0036 for ; Fri, 19 Jul 2013 04:00:58 -0400 (EDT) From: Tang Chen Subject: [PATCH 21/21] doc, page_alloc, acpi, mem-hotplug: Add doc for movablecore=acpi boot option. Date: Fri, 19 Jul 2013 15:59:34 +0800 Message-Id: <1374220774-29974-22-git-send-email-tangchen@cn.fujitsu.com> In-Reply-To: <1374220774-29974-1-git-send-email-tangchen@cn.fujitsu.com> References: <1374220774-29974-1-git-send-email-tangchen@cn.fujitsu.com> Sender: owner-linux-mm@kvack.org List-ID: To: tglx@linutronix.de, mingo@elte.hu, hpa@zytor.com, akpm@linux-foundation.org, tj@kernel.org, trenn@suse.de, yinghai@kernel.org, jiang.liu@huawei.com, wency@cn.fujitsu.com, laijs@cn.fujitsu.com, isimatu.yasuaki@jp.fujitsu.com, izumi.taku@jp.fujitsu.com, mgorman@suse.de, minchan@kernel.org, mina86@mina86.com, gong.chen@linux.intel.com, vasilis.liaskovitis@profitbricks.com, lwoodman@redhat.com, riel@redhat.com, jweiner@redhat.com, prarit@redhat.com, zhangyanfei@cn.fujitsu.com, yanghy@cn.fujitsu.com Cc: x86@kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-acpi@vger.kernel.org Since we modify movablecore boot option to support "movablecore=acpi", this patch adds doc for it. Signed-off-by: Tang Chen --- Documentation/kernel-parameters.txt | 10 ++++++++++ 1 files changed, 10 insertions(+), 0 deletions(-) diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 2fe6e76..7aa1099 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -1714,6 +1714,16 @@ bytes respectively. Such letter suffixes can also be entirely omitted. that the amount of memory usable for all allocations is not too small. + movablecore=acpi [KNL,X86] The SRAT (System Resource Affinity + Table) in ACPI provides the NUMA info of the system. + And also, there is a Hotpluggable field in the memory + affinity of the table specifying which memory is + hotpluggable. This option enables the kernel to arrange + hotpluggable memory in SRAT as ZONE_MOVABLE. + NOTE: Any node which the kernel resides in will + always be un-hotpluggable so that the kernel + will always have enough memory to boot. + MTD_Partition= [MTD] Format: ,,, -- 1.7.1 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org