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-rw-r--r--include/linux/highmem.h7
1 files changed, 0 insertions, 7 deletions
diff --git a/include/linux/highmem.h b/include/linux/highmem.h
index 3bc7bcb3c252..4cd2f596e705 100644
--- a/include/linux/highmem.h
+++ b/include/linux/highmem.h
@@ -32,13 +32,6 @@ static inline void *kmap(struct page *page)
#endif /* CONFIG_HIGHMEM */
-#if defined(CONFIG_DEBUG_HIGHMEM) && defined(CONFIG_HIGHMEM)
-extern void check_highmem_ptes(void);
-#else
-static inline void check_highmem_ptes(void)
-{}
-#endif
-
/* when CONFIG_HIGHMEM is not set these will be plain clear/copy_page */
static inline void clear_user_highpage(struct page *page, unsigned long vaddr)
{