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| author | Chris Mason <chris.mason@oracle.com> | 2007-10-15 16:14:37 -0400 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2008-09-25 11:03:56 -0400 |
| commit | 6d36dcd48f1e4e7446d603a3df9638bd314a182d (patch) | |
| tree | 321f6f36de71adaab1754b113401e05d50cd5ebd /fs/btrfs/extent_map.h | |
| parent | 479965d66e320f1a095bb76027171daa675a9c72 (diff) | |
| download | linux-stable-6d36dcd48f1e4e7446d603a3df9638bd314a182d.tar.gz linux-stable-6d36dcd48f1e4e7446d603a3df9638bd314a182d.tar.bz2 linux-stable-6d36dcd48f1e4e7446d603a3df9638bd314a182d.zip | |
Btrfs: Avoid memcpy where possible in extent_buffers
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/extent_map.h')
| -rw-r--r-- | fs/btrfs/extent_map.h | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/fs/btrfs/extent_map.h b/fs/btrfs/extent_map.h index 895789039ddd..3b3abf34c403 100644 --- a/fs/btrfs/extent_map.h +++ b/fs/btrfs/extent_map.h @@ -62,14 +62,13 @@ struct extent_state { struct list_head list; }; -#define EXTENT_BUFFER_SIZE(nr) (sizeof(struct extent_buffer) + \ - (nr - 1) * sizeof(struct page *)) struct extent_buffer { u64 start; unsigned long len; atomic_t refs; int flags; - struct page *pages[]; + struct list_head list; + struct page *first_page; }; typedef struct extent_map *(get_extent_t)(struct inode *inode, |