1 files changed, 5 insertions, 0 deletions

diff --git a/mm/Kconfig.debug b/mm/Kconfig.debug
index 8b1a477162dc..4b2443254de2 100644
--- a/mm/Kconfig.debug
+++ b/mm/Kconfig.debug
@@ -4,6 +4,7 @@ config DEBUG_PAGEALLOC
         depends on !HIBERNATION || ARCH_SUPPORTS_DEBUG_PAGEALLOC && !PPC && !SPARC
         depends on !KMEMCHECK
         select PAGE_POISONING if !ARCH_SUPPORTS_DEBUG_PAGEALLOC
+        select PAGE_GUARD if ARCH_SUPPORTS_DEBUG_PAGEALLOC
         ---help---
           Unmap pages from the kernel linear mapping after free_pages().
           This results in a large slowdown, but helps to find certain types
@@ -22,3 +23,7 @@ config WANT_PAGE_DEBUG_FLAGS
 config PAGE_POISONING
         bool
         select WANT_PAGE_DEBUG_FLAGS
+
+config PAGE_GUARD
+        bool
+        select WANT_PAGE_DEBUG_FLAGS