[IA64] cleanup in fsys.S

[mirror_ubuntu-bionic-kernel.git] / mm / Kconfig

diff --git a/mm/Kconfig b/mm/Kconfig
index b3db11f137e006d937e5d16199ae4506a0771095..a9cb80ae6409df599cc3823a7a072a158c41112c 100644 (file)
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -132,3 +132,10 @@ config SPLIT_PTLOCK_CPUS
        default "4096" if ARM && !CPU_CACHE_VIPT
        default "4096" if PARISC && !PA20
        default "4"
+
+#
+# support for page migration
+#
+config MIGRATION
+       def_bool y if NUMA || SPARSEMEM || DISCONTIGMEM
+       depends on SWAP