From d784124cfe9377c1a24d8efba31401f81c7c11f9 Mon Sep 17 00:00:00 2001
From: Christoph Lameter <clameter@sgi.com>
Date: Sat, 25 Mar 2006 03:06:48 -0800
Subject: [PATCH] mm: make page migration dependent on swap and NUMA

The page migration code could function without NUMA but we currently have
no users for the non-NUMA case.

Signed-off-by: Christoph Lameter <clameter@sgi.com>
Cc: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 mm/Kconfig | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'mm/Kconfig')

diff --git a/mm/Kconfig b/mm/Kconfig
index bd80460360d..332f5c29b53 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -138,8 +138,8 @@ config SPLIT_PTLOCK_CPUS
 #
 config MIGRATION
 	bool "Page migration"
-	def_bool y if NUMA || SPARSEMEM || DISCONTIGMEM
-	depends on SWAP
+	def_bool y if NUMA
+	depends on SWAP && NUMA
 	help
 	  Allows the migration of the physical location of pages of processes
 	  while the virtual addresses are not changed. This is useful for
-- 
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