X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=mm%2FKconfig;h=332f5c29b53a3c04665e4d727fc50dbfde609fb2;hb=f0cd91a68acdc9b49d7f6738b514a426da627649;hp=b3db11f137e006d937e5d16199ae4506a0771095;hpb=d99cf9d679a520d67f81d805b7cb91c68e1847f0;p=linux-2.6

diff --git a/mm/Kconfig b/mm/Kconfig
index b3db11f137..332f5c29b5 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -132,3 +132,16 @@ config SPLIT_PTLOCK_CPUS
 	default "4096" if ARM && !CPU_CACHE_VIPT
 	default "4096" if PARISC && !PA20
 	default "4"
+
+#
+# support for page migration
+#
+config MIGRATION
+	bool "Page migration"
+	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
+	  example on NUMA systems to put pages nearer to the processors accessing
+	  the page.