2 files changed, 1 insertions, 2 deletions

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 97f08941dd7..28116d4f7b6 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -26,6 +26,7 @@ config X86
         select HAVE_KPROBES
         select HAVE_MEMBLOCK
         select HAVE_MEMBLOCK_NODE_MAP
+        select ARCH_DISCARD_MEMBLOCK
         select ARCH_WANT_OPTIONAL_GPIOLIB
         select ARCH_WANT_FRAME_POINTERS
         select HAVE_DMA_ATTRS
diff --git a/arch/x86/include/asm/memblock.h b/arch/x86/include/asm/memblock.h
index 17a882e90ad..bc5667081ae 100644
--- a/arch/x86/include/asm/memblock.h
+++ b/arch/x86/include/asm/memblock.h
@@ -1,8 +1,6 @@
 #ifndef _X86_MEMBLOCK_H
 #define _X86_MEMBLOCK_H
 
-#define ARCH_DISCARD_MEMBLOCK
-
 void memblock_x86_reserve_range(u64 start, u64 end, char *name);
 void memblock_x86_free_range(u64 start, u64 end);