1 files changed, 2 insertions, 1 deletions

diff --git a/arch/um/Kconfig b/arch/um/Kconfig
index b9c0f307a8fa..c504312219b4 100644
--- a/arch/um/Kconfig
+++ b/arch/um/Kconfig
@@ -277,7 +277,8 @@ config HIGHMEM
 
 config KERNEL_STACK_ORDER
         int "Kernel stack size order"
-        default 2
+        default 1 if 64BIT
+        default 0 if !64BIT
         help
         This option determines the size of UML kernel stacks.  They will
         be 1 << order pages.  The default is OK unless you're running Valgrind