From eec5b6e097cbcaf8d42209b6ef059cee8aa00790 Mon Sep 17 00:00:00 2001 From: YueHaibing Date: Wed, 6 May 2020 21:22:39 +0800 Subject: [PATCH] btrfs: remove unused function heads_to_leaves There's no callers in-tree anymore since commit 64403612b73a ("btrfs: rework btrfs_check_space_for_delayed_refs") Signed-off-by: YueHaibing Reviewed-by: David Sterba Signed-off-by: David Sterba --- 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. -- 2.11.0