[33/38] btrfs-progs: update btrfs_leaf_free_space to match the kernel

Commit Message

Josef Bacik Aug. 23, 2023, 2:32 p.m. UTC

In the kernel we have const struct extent_buffer instead of struct
extent_buffer, update this to make it more straightforward to sync
ctree.c.

Signed-off-by: Josef Bacik <[e-mail]>
---
 kernel-shared/ctree.c | 4 ++--
 kernel-shared/ctree.h | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

Patch

diff --git a/kernel-shared/ctree.c b/kernel-shared/ctree.c
index 5355d385..e95839bd 100644
--- a/kernel-shared/ctree.c
+++ b/kernel-shared/ctree.c
@@ -1740,7 +1740,7 @@  static int split_node(struct btrfs_trans_handle *trans, struct btrfs_root
  * and nr indicate which items in the leaf to check.  This totals up the
  * space used both by the item structs and the item data
  */
-static int leaf_space_used(struct extent_buffer *l, int start, int nr)
+static int leaf_space_used(const struct extent_buffer *l, int start, int nr)
 {
 	int data_len;
 	int nritems = btrfs_header_nritems(l);
@@ -1760,7 +1760,7 @@  static int leaf_space_used(struct extent_buffer *l, int start, int nr)
  * the start of the leaf data.  IOW, how much room
  * the leaf has left for both items and data
  */
-int btrfs_leaf_free_space(struct extent_buffer *leaf)
+int btrfs_leaf_free_space(const struct extent_buffer *leaf)
 {
 	int nritems = btrfs_header_nritems(leaf);
 	u32 leaf_data_size;
diff --git a/kernel-shared/ctree.h b/kernel-shared/ctree.h
index 5551d256..67c5a6f8 100644
--- a/kernel-shared/ctree.h
+++ b/kernel-shared/ctree.h
@@ -1080,7 +1080,7 @@  static inline int btrfs_next_item(struct btrfs_root *root,
 }
 
 int btrfs_prev_leaf(struct btrfs_root *root, struct btrfs_path *path);
-int btrfs_leaf_free_space(struct extent_buffer *leaf);
+int btrfs_leaf_free_space(const struct extent_buffer *leaf);
 void btrfs_set_item_key_safe(struct btrfs_fs_info *fs_info,
 			     struct btrfs_path *path,
 			     const struct btrfs_key *new_key);