[PATCH] NOMMU: is_vmalloc_addr() won't compile if !MMU

[PATCH] NOMMU: is_vmalloc_addr() won't compile if !MMU

[David Howells]

From: David Howells <dhowells@redhat.com>

Make is_vmalloc_addr() contingent on CONFIG_MMU=y, as it won't compile in !MMU
mode (commit 9e2779fa281cfda13ac060753d674bbcaa23367e).

Signed-off-by: David Howells <dhowells@redhat.com>
---

 include/linux/mm.h |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)


diff --git a/include/linux/mm.h b/include/linux/mm.h
index 26c7124..f6f649a 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -235,6 +235,7 @@ static inline int get_page_unless_zero(struct page *page)
 struct page *vmalloc_to_page(const void *addr);
 unsigned long vmalloc_to_pfn(const void *addr);
 
+#ifdef CONFIG_MMU
 /* Determine if an address is within the vmalloc range */
 static inline int is_vmalloc_addr(const void *x)
 {
@@ -242,6 +243,7 @@ static inline int is_vmalloc_addr(const void *x)
 
 	return addr >= VMALLOC_START && addr < VMALLOC_END;
 }
+#endif
 
 static inline struct page *compound_head(struct page *page)
 {