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Btrfs: Add a lookup cache to the extent state tree

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
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Chris Mason
2008-02-01 14:51:59 -05:00
parent 4529ba495c
commit 80ea96b1f3
2 changed files with 41 additions and 17 deletions
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fs/btrfs/extent_io.h
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@@ -48,6 +48,7 @@ struct extent_io_tree {
spinlock_t lru_lock;
struct list_head buffer_lru;
int lru_size;
struct extent_state *last;
};
struct extent_state {