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authorChris Mason <chris.mason@oracle.com>2007-10-15 16:15:53 -0400
committerChris Mason <chris.mason@oracle.com>2008-09-25 11:03:56 -0400
commitdb94535db75e67fab12ccbb7f5ee548e33fed891 (patch)
tree1ad7dfc82b003294a94ee87d7329b24b902b369f /fs/btrfs/extent_map.h
parent1a5bc167f6707542b79a55452075525620ed43f5 (diff)
downloadop-kernel-dev-db94535db75e67fab12ccbb7f5ee548e33fed891.zip
op-kernel-dev-db94535db75e67fab12ccbb7f5ee548e33fed891.tar.gz
Btrfs: Allow tree blocks larger than the page size
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/extent_map.h')
-rw-r--r--fs/btrfs/extent_map.h10
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/btrfs/extent_map.h b/fs/btrfs/extent_map.h
index 75dc600..4ef8bdd 100644
--- a/fs/btrfs/extent_map.h
+++ b/fs/btrfs/extent_map.h
@@ -70,7 +70,12 @@ struct extent_buffer {
struct list_head list;
struct list_head leak_list;
struct page *first_page;
+ struct page *last_page;
unsigned long alloc_addr;
+ char *map_token;
+ char *kaddr;
+ unsigned long map_start;
+ unsigned long map_len;
};
typedef struct extent_map *(get_extent_t)(struct inode *inode,
@@ -147,11 +152,6 @@ static inline void extent_buffer_get(struct extent_buffer *eb)
atomic_inc(&eb->refs);
}
-static inline u64 extent_buffer_blocknr(struct extent_buffer *eb)
-{
- return eb->start / 4096;
-}
-
int memcmp_extent_buffer(struct extent_buffer *eb, const void *ptrv,
unsigned long start,
unsigned long len);
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