There's no callers in-tree anymore since commit 64403612b73a ("btrfs:
rework btrfs_check_space_for_delayed_refs")
Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
---
fs/btrfs/extent-tree.c | 16 ----------------
1 file changed, 16 deletions(-)
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index faa585d54eb7..3593f8cce9e5 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -2114,22 +2114,6 @@ static u64 find_middle(struct rb_root *root)
}
#endif
-static inline u64 heads_to_leaves(struct btrfs_fs_info *fs_info, u64 heads)
-{
- u64 num_bytes;
-
- num_bytes = heads * (sizeof(struct btrfs_extent_item) +
- sizeof(struct btrfs_extent_inline_ref));
- if (!btrfs_fs_incompat(fs_info, SKINNY_METADATA))
- num_bytes += heads * sizeof(struct btrfs_tree_block_info);
-
- /*
- * We don't ever fill up leaves all the way so multiply by 2 just to be
- * closer to what we're really going to want to use.
- */
- return div_u64(num_bytes, BTRFS_LEAF_DATA_SIZE(fs_info));
-}
-
/*
* Takes the number of bytes to be csumm'ed and figures out how many leaves it
* would require to store the csums for that many bytes.
--
2.17.1
