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-rw-r--r--arch/s390/Kconfig3
-rw-r--r--arch/s390/kernel/setup.c4
2 files changed, 6 insertions, 1 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 373679b3744..e383caf251a 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -92,6 +92,9 @@ config S390
select HAVE_ARCH_JUMP_LABEL if !MARCH_G5
select HAVE_RCU_TABLE_FREE if SMP
select ARCH_SAVE_PAGE_KEYS if HIBERNATION
+ select HAVE_MEMBLOCK
+ select HAVE_MEMBLOCK_NODE_MAP
+ select ARCH_DISCARD_MEMBLOCK
select ARCH_INLINE_SPIN_TRYLOCK
select ARCH_INLINE_SPIN_TRYLOCK_BH
select ARCH_INLINE_SPIN_LOCK
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index e58a462949b..a2850df006e 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -21,6 +21,7 @@
#include <linux/module.h>
#include <linux/sched.h>
#include <linux/kernel.h>
+#include <linux/memblock.h>
#include <linux/mm.h>
#include <linux/stddef.h>
#include <linux/unistd.h>
@@ -820,7 +821,8 @@ setup_memory(void)
end_chunk = min(end_chunk, end_pfn);
if (start_chunk >= end_chunk)
continue;
- add_active_range(0, start_chunk, end_chunk);
+ memblock_add_node(PFN_PHYS(start_chunk),
+ PFN_PHYS(end_chunk - start_chunk), 0);
pfn = max(start_chunk, start_pfn);
for (; pfn < end_chunk; pfn++)
page_set_storage_key(PFN_PHYS(pfn),