The level is 0..7, we can use smaller type. The size of btrfs_path is now
136 bytes from 144, which is +2 objects that fit into a 4k slab.
Signed-off-by: David Sterba <dsterba@xxxxxxxx>
---
fs/btrfs/ctree.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 64c1d96d9bf9..4e00412dc5ff 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -598,7 +598,7 @@ struct btrfs_path {
int locks[BTRFS_MAX_LEVEL];
u8 reada;
/* keep some upper locks as we walk down */
- int lowest_level;
+ u8 lowest_level;
/*
* set by btrfs_split_item, tells search_slot to keep all locks
--
2.6.2
--
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