mm/debug-pagealloc: prepare boottime configurable on/off

[cascardo/linux.git] / mm / Kconfig.debug

diff --git a/mm/Kconfig.debug b/mm/Kconfig.debug
index 1ba81c7..56badfc 100644 (file)
--- a/mm/Kconfig.debug
+++ b/mm/Kconfig.debug
@@ -12,6 +12,7 @@ config DEBUG_PAGEALLOC
        depends on DEBUG_KERNEL
        depends on !HIBERNATION || ARCH_SUPPORTS_DEBUG_PAGEALLOC && !PPC && !SPARC
        depends on !KMEMCHECK
+       select PAGE_EXTENSION
        select PAGE_POISONING if !ARCH_SUPPORTS_DEBUG_PAGEALLOC
        select PAGE_GUARD if ARCH_SUPPORTS_DEBUG_PAGEALLOC
        ---help---