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authorChris Mason <chris.mason@oracle.com>2008-02-01 14:51:59 -0500
committerChris Mason <chris.mason@oracle.com>2008-09-25 11:04:00 -0400
commit80ea96b1f3bd2431e0d71c9df6ab45c3de0c5840 (patch)
tree5071d30eba0f51c529a99bd16caa96dfe3c50cee /fs/btrfs/extent_io.h
parent4529ba495c6fd0d79247784d0df55ae6512fa883 (diff)
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Btrfs: Add a lookup cache to the extent state tree
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/extent_io.h')
-rw-r--r--fs/btrfs/extent_io.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h
index 6fd5e2c9061..160da3f9d78 100644
--- a/fs/btrfs/extent_io.h
+++ b/fs/btrfs/extent_io.h
@@ -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 {