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-rw-r--r--arch/s390/include/asm/page-states.h1
-rw-r--r--arch/s390/include/asm/page.h3
-rw-r--r--arch/s390/include/asm/setup.h3
3 files changed, 6 insertions, 1 deletions
diff --git a/arch/s390/include/asm/page-states.h b/arch/s390/include/asm/page-states.h
index 42267a2fe29e..ca21b28a7b17 100644
--- a/arch/s390/include/asm/page-states.h
+++ b/arch/s390/include/asm/page-states.h
@@ -13,6 +13,7 @@
#define ESSA_SET_POT_VOLATILE 4
#define ESSA_SET_STABLE_RESIDENT 5
#define ESSA_SET_STABLE_IF_RESIDENT 6
+#define ESSA_SET_STABLE_NODAT 7
#define ESSA_MAX ESSA_SET_STABLE_IF_RESIDENT
diff --git a/arch/s390/include/asm/page.h b/arch/s390/include/asm/page.h
index 624deaa44230..b463df89f344 100644
--- a/arch/s390/include/asm/page.h
+++ b/arch/s390/include/asm/page.h
@@ -133,6 +133,9 @@ static inline int page_reset_referenced(unsigned long addr)
struct page;
void arch_free_page(struct page *page, int order);
void arch_alloc_page(struct page *page, int order);
+void arch_set_page_dat(struct page *page, int order);
+void arch_set_page_nodat(struct page *page, int order);
+int arch_test_page_nodat(struct page *page);
void arch_set_page_states(int make_stable);
static inline int devmem_is_allowed(unsigned long pfn)
diff --git a/arch/s390/include/asm/setup.h b/arch/s390/include/asm/setup.h
index cd78155b1829..11e59ba4b521 100644
--- a/arch/s390/include/asm/setup.h
+++ b/arch/s390/include/asm/setup.h
@@ -106,7 +106,8 @@ extern void pfault_fini(void);
void report_user_fault(struct pt_regs *regs, long signr, int is_mm_fault);
-extern void cmma_init(void);
+void cmma_init(void);
+void cmma_init_nodat(void);
extern void (*_machine_restart)(char *command);
extern void (*_machine_halt)(void);