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Diffstat (limited to 'arch/s390/include/asm/page.h')
-rw-r--r--arch/s390/include/asm/page.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/s390/include/asm/page.h b/arch/s390/include/asm/page.h
index 823578c6b9e2..85e944f04c70 100644
--- a/arch/s390/include/asm/page.h
+++ b/arch/s390/include/asm/page.h
@@ -33,6 +33,8 @@
#define ARCH_HAS_PREPARE_HUGEPAGE
#define ARCH_HAS_HUGEPAGE_CLEAR_FLUSH
+#define HAVE_ARCH_HUGETLB_UNMAPPED_AREA
+
#include <asm/setup.h>
#ifndef __ASSEMBLY__
@@ -177,8 +179,6 @@ static inline int devmem_is_allowed(unsigned long pfn)
#define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | \
VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
-#define ARCH_ZONE_DMA_BITS 31
-
#include <asm-generic/memory_model.h>
#include <asm-generic/getorder.h>
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