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-rw-r--r--include/linux/highmem.h29
1 files changed, 14 insertions, 15 deletions
diff --git a/include/linux/highmem.h b/include/linux/highmem.h
index 7ff5c55f9b55..1fcb7126a01f 100644
--- a/include/linux/highmem.h
+++ b/include/linux/highmem.h
@@ -19,8 +19,21 @@ static inline void flush_kernel_dcache_page(struct page *page)
19} 19}
20#endif 20#endif
21 21
22#ifdef CONFIG_HIGHMEM 22#include <asm/kmap_types.h>
23
24#if defined(CONFIG_DEBUG_HIGHMEM) && defined(CONFIG_TRACE_IRQFLAGS_SUPPORT)
25
26void debug_kmap_atomic(enum km_type type);
27
28#else
23 29
30static inline void debug_kmap_atomic(enum km_type type)
31{
32}
33
34#endif
35
36#ifdef CONFIG_HIGHMEM
24#include <asm/highmem.h> 37#include <asm/highmem.h>
25 38
26/* declarations for linux/mm/highmem.c */ 39/* declarations for linux/mm/highmem.c */
@@ -44,8 +57,6 @@ static inline void *kmap(struct page *page)
44 57
45#define kunmap(page) do { (void) (page); } while (0) 58#define kunmap(page) do { (void) (page); } while (0)
46 59
47#include <asm/kmap_types.h>
48
49static inline void *kmap_atomic(struct page *page, enum km_type idx) 60static inline void *kmap_atomic(struct page *page, enum km_type idx)
50{ 61{
51 pagefault_disable(); 62 pagefault_disable();
@@ -187,16 +198,4 @@ static inline void copy_highpage(struct page *to, struct page *from)
187 kunmap_atomic(vto, KM_USER1); 198 kunmap_atomic(vto, KM_USER1);
188} 199}
189 200
190#if defined(CONFIG_DEBUG_HIGHMEM) && defined(CONFIG_TRACE_IRQFLAGS_SUPPORT)
191
192void debug_kmap_atomic(enum km_type type);
193
194#else
195
196static inline void debug_kmap_atomic(enum km_type type)
197{
198}
199
200#endif
201
202#endif /* _LINUX_HIGHMEM_H */ 201#endif /* _LINUX_HIGHMEM_H */