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-rw-r--r--mm/Kconfig.debug1
1 files changed, 0 insertions, 1 deletions
diff --git a/mm/Kconfig.debug b/mm/Kconfig.debug
index a35ab6c55192..82b6a20898bd 100644
--- a/mm/Kconfig.debug
+++ b/mm/Kconfig.debug
@@ -12,7 +12,6 @@ config DEBUG_PAGEALLOC
bool "Debug page memory allocations"
depends on DEBUG_KERNEL
depends on !HIBERNATION || ARCH_SUPPORTS_DEBUG_PAGEALLOC && !PPC && !SPARC
- select PAGE_EXTENSION
select PAGE_POISONING if !ARCH_SUPPORTS_DEBUG_PAGEALLOC
---help---
Unmap pages from the kernel linear mapping after free_pages().