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-rw-r--r--fs/btrfs/extent_io.c12
-rw-r--r--fs/btrfs/extent_io.h14
2 files changed, 12 insertions, 14 deletions
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 67fe401c3209..b82d244a2ef5 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -3986,18 +3986,6 @@ out:
3986 return ret; 3986 return ret;
3987} 3987}
3988 3988
3989inline struct page *extent_buffer_page(struct extent_buffer *eb,
3990 unsigned long i)
3991{
3992 return eb->pages[i];
3993}
3994
3995inline unsigned long num_extent_pages(u64 start, u64 len)
3996{
3997 return ((start + len + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT) -
3998 (start >> PAGE_CACHE_SHIFT);
3999}
4000
4001static void __free_extent_buffer(struct extent_buffer *eb) 3989static void __free_extent_buffer(struct extent_buffer *eb)
4002{ 3990{
4003#if LEAK_DEBUG 3991#if LEAK_DEBUG
diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h
index 7aeb31087f88..711d12b80028 100644
--- a/fs/btrfs/extent_io.h
+++ b/fs/btrfs/extent_io.h
@@ -282,8 +282,18 @@ void free_extent_buffer_stale(struct extent_buffer *eb);
282int read_extent_buffer_pages(struct extent_io_tree *tree, 282int read_extent_buffer_pages(struct extent_io_tree *tree,
283 struct extent_buffer *eb, u64 start, int wait, 283 struct extent_buffer *eb, u64 start, int wait,
284 get_extent_t *get_extent, int mirror_num); 284 get_extent_t *get_extent, int mirror_num);
285unsigned long num_extent_pages(u64 start, u64 len); 285
286struct page *extent_buffer_page(struct extent_buffer *eb, unsigned long i); 286static inline unsigned long num_extent_pages(u64 start, u64 len)
287{
288 return ((start + len + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT) -
289 (start >> PAGE_CACHE_SHIFT);
290}
291
292static inline struct page *extent_buffer_page(struct extent_buffer *eb,
293 unsigned long i)
294{
295 return eb->pages[i];
296}
287 297
288static inline void extent_buffer_get(struct extent_buffer *eb) 298static inline void extent_buffer_get(struct extent_buffer *eb)
289{ 299{