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

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

[ Bug introduced in commit 9e2779fa28:
  "is_vmalloc_addr(): Check if an address is within the vmalloc
  boundaries" ].

Signed-off-by: David Howells <dhowells@redhat.com>
Cc: Greg Ungerer <gerg@snapgear.com>
Cc: Christoph Lameter <clameter@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
David Howells 2008-02-23 15:23:37 -08:00 • committed by Linus Torvalds
parent 0400b697ef
commit 8ca3ed87db
1 changed files with 2 additions and 0 deletions
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2
include/linux/mm.h
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@ -235,6 +235,7 @@ static inline int get_page_unless_zero(struct page *page)
struct page *vmalloc_to_page(const void *addr); struct page *vmalloc_to_page(const void *addr);
unsigned long vmalloc_to_pfn(const void *addr); unsigned long vmalloc_to_pfn(const void *addr);
#ifdef CONFIG_MMU
/* Determine if an address is within the vmalloc range */ /* Determine if an address is within the vmalloc range */
static inline int is_vmalloc_addr(const void *x) 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; return addr >= VMALLOC_START && addr < VMALLOC_END;
} }
#endif
static inline struct page *compound_head(struct page *page) static inline struct page *compound_head(struct page *page)
{ {