mm/Kconfig: add MMU dependency for MIGRATION.

[linux.git] / mm / Kconfig

diff --git a/mm/Kconfig b/mm/Kconfig
index 6cdd27043303e7473925bbc04778a43481dc2205..026771a9b0976068f64935b60c9da8526dbe7b63 100644 (file)
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -245,7 +245,7 @@ config COMPACTION
 config MIGRATION
        bool "Page migration"
        def_bool y
-       depends on NUMA || ARCH_ENABLE_MEMORY_HOTREMOVE || COMPACTION || CMA
+       depends on (NUMA || ARCH_ENABLE_MEMORY_HOTREMOVE || COMPACTION || CMA) && MMU
        help
          Allows the migration of the physical location of pages of processes
          while the virtual addresses are not changed. This is useful in
@@ -480,7 +480,7 @@ config FRONTSWAP
 
 config CMA
        bool "Contiguous Memory Allocator"
-       depends on HAVE_MEMBLOCK
+       depends on HAVE_MEMBLOCK && MMU
        select MIGRATION
        select MEMORY_ISOLATION
        help