linux-kernel - [PATCH v1 12/12] doc, page_alloc, acpi, mem-hotplug: Add doc for movablecore=acpi boot option.

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Date:	Fri, 19 Apr 2013 17:31:49 +0800
From:	Tang Chen <tangchen@...fujitsu.com>
To:	rob@...dley.net, tglx@...utronix.de, mingo@...hat.com,
	hpa@...or.com, akpm@...ux-foundation.org,
	paulmck@...ux.vnet.ibm.com, dhowells@...hat.com, davej@...hat.com,
	agordeev@...hat.com, suresh.b.siddha@...el.com, mst@...hat.com,
	yinghai@...nel.org, penberg@...nel.org, jacob.shin@....com,
	wency@...fujitsu.com, trenn@...e.de, liwanp@...ux.vnet.ibm.com,
	isimatu.yasuaki@...fujitsu.com, rientjes@...gle.com, tj@...nel.org,
	laijs@...fujitsu.com, hannes@...xchg.org, davem@...emloft.net,
	mgorman@...e.de, minchan@...nel.org, m.szyprowski@...sung.com,
	mina86@...a86.com
Cc:	x86@...nel.org, linux-doc@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: [PATCH v1 12/12] doc, page_alloc, acpi, mem-hotplug: Add doc for movablecore=acpi boot option.

Since we modify movablecore boot option to support
"movablecore=acpi", this patch adds doc for it.

Signed-off-by: Tang Chen <tangchen@...fujitsu.com>
---
 Documentation/kernel-parameters.txt |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 4609e81..a1c515b 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1649,6 +1649,14 @@ 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] This parameter will enable the
+			kernel to arrange ZONE_MOVABLE with the help of
+			Hot-Pluggable Field in SRAT. All the hotpluggable
+			memory will be arranged in 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: <name>,<region-number>,<size>,<offset>
 
-- 
1.7.1

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