Btrfs: kill unnecessary arguments in del_ptr

The argument 'tree_mod_log' is not necessary since all of callers enable it.

Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>

diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index 4d518bd..615b749 100644 (file)
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -38,8 +38,7 @@ static int balance_node_right(struct btrfs_trans_handle *trans,
                              struct extent_buffer *dst_buf,
                              struct extent_buffer *src_buf);
 static void del_ptr(struct btrfs_trans_handle *trans, struct btrfs_root *root,
-                   struct btrfs_path *path, int level, int slot,
-                   int tree_mod_log);
+                   struct btrfs_path *path, int level, int slot);
 static void tree_mod_log_free_eb(struct btrfs_fs_info *fs_info,
                                 struct extent_buffer *eb);
 struct extent_buffer *read_old_tree_block(struct btrfs_root *root, u64 bytenr,
@@ -1827,7 +1826,7 @@ static noinline int balance_level(struct btrfs_trans_handle *trans,
                if (btrfs_header_nritems(right) == 0) {
                        clean_tree_block(trans, root, right);
                        btrfs_tree_unlock(right);
-                       del_ptr(trans, root, path, level + 1, pslot + 1, 1);
+                       del_ptr(trans, root, path, level + 1, pslot + 1);
                        root_sub_used(root, right->len);
                        btrfs_free_tree_block(trans, root, right, 0, 1);
                        free_extent_buffer_stale(right);
@@ -1871,7 +1870,7 @@ static noinline int balance_level(struct btrfs_trans_handle *trans,
        if (btrfs_header_nritems(mid) == 0) {
                clean_tree_block(trans, root, mid);
                btrfs_tree_unlock(mid);
-               del_ptr(trans, root, path, level + 1, pslot, 1);
+               del_ptr(trans, root, path, level + 1, pslot);
                root_sub_used(root, mid->len);
                btrfs_free_tree_block(trans, root, mid, 0, 1);
                free_extent_buffer_stale(mid);
@@ -4602,14 +4601,13 @@ int btrfs_insert_item(struct btrfs_trans_handle *trans, struct btrfs_root
  * empty a node.
  */
 static void del_ptr(struct btrfs_trans_handle *trans, struct btrfs_root *root,
-                   struct btrfs_path *path, int level, int slot,
-                   int tree_mod_log)
+                   struct btrfs_path *path, int level, int slot)
 {
        struct extent_buffer *parent = path->nodes[level];
        u32 nritems;
        int ret;
 
-       if (tree_mod_log && level) {
+       if (level) {
                ret = tree_mod_log_insert_key(root->fs_info, parent, slot,
                                              MOD_LOG_KEY_REMOVE);
                BUG_ON(ret < 0);
@@ -4617,7 +4615,7 @@ static void del_ptr(struct btrfs_trans_handle *trans, struct btrfs_root *root,
 
        nritems = btrfs_header_nritems(parent);
        if (slot != nritems - 1) {
-               if (tree_mod_log && level)
+               if (level)
                        tree_mod_log_eb_move(root->fs_info, parent, slot,
                                             slot + 1, nritems - slot - 1);
                memmove_extent_buffer(parent,
@@ -4658,7 +4656,7 @@ static noinline void btrfs_del_leaf(struct btrfs_trans_handle *trans,
                                    struct extent_buffer *leaf)
 {
        WARN_ON(btrfs_header_generation(leaf) != trans->transid);
-       del_ptr(trans, root, path, 1, path->slots[1], 1);
+       del_ptr(trans, root, path, 1, path->slots[1]);
 
        /*
         * btrfs_free_extent is expensive, we want to make sure we