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Btrfs: Optimizations for the extent_buffer code

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
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Chris Mason
2007-10-15 16:14:27 -04:00
parent 5f39d397df
commit 479965d66e
4 changed files with 76 additions and 36 deletions
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fs/btrfs/extent_map.h
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@@ -173,7 +173,7 @@ int set_extent_buffer_uptodate(struct extent_map_tree *tree,
int extent_buffer_uptodate(struct extent_map_tree *tree,
struct extent_buffer *eb);
int map_extent_buffer(struct extent_buffer *eb, unsigned long offset,
char **token, char **map,
unsigned long min_len, char **token, char **map,
unsigned long *map_start,
unsigned long *map_len, int km);
void unmap_extent_buffer(struct extent_buffer *eb, char *token, int km);