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-rw-r--r--include/asm-s390/page.h11
-rw-r--r--include/asm-s390/system.h6
2 files changed, 17 insertions, 0 deletions
diff --git a/include/asm-s390/page.h b/include/asm-s390/page.h
index f0f4579eac1..12fd9c4f0f1 100644
--- a/include/asm-s390/page.h
+++ b/include/asm-s390/page.h
@@ -125,6 +125,17 @@ page_get_storage_key(unsigned long addr)
return skey;
}
+#ifdef CONFIG_PAGE_STATES
+
+struct page;
+void arch_free_page(struct page *page, int order);
+void arch_alloc_page(struct page *page, int order);
+
+#define HAVE_ARCH_FREE_PAGE
+#define HAVE_ARCH_ALLOC_PAGE
+
+#endif
+
#endif /* !__ASSEMBLY__ */
/* to align the pointer to the (next) page boundary */
diff --git a/include/asm-s390/system.h b/include/asm-s390/system.h
index c819ae25a84..e0d4500d5f9 100644
--- a/include/asm-s390/system.h
+++ b/include/asm-s390/system.h
@@ -116,6 +116,12 @@ extern void pfault_fini(void);
#define pfault_fini() do { } while (0)
#endif /* CONFIG_PFAULT */
+#ifdef CONFIG_PAGE_STATES
+extern void cmma_init(void);
+#else
+static inline void cmma_init(void) { }
+#endif
+
#define finish_arch_switch(prev) do { \
set_fs(current->thread.mm_segment); \
account_vtime(prev); \