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-rw-r--r--include/asm-x86/highmem.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/asm-x86/highmem.h b/include/asm-x86/highmem.h
index e153f3b44774..4514b16cc723 100644
--- a/include/asm-x86/highmem.h
+++ b/include/asm-x86/highmem.h
@@ -74,6 +74,9 @@ struct page *kmap_atomic_to_page(void *ptr);
#define flush_cache_kmaps() do { } while (0)
+extern void add_highpages_with_active_regions(int nid, unsigned long start_pfn,
+ unsigned long end_pfn);
+
#endif /* __KERNEL__ */
#endif /* _ASM_HIGHMEM_H */