maple_tree: remove mas_wr_modify()

There are no more users of the function, safely remove it.

Link: https://lkml.kernel.org/r/20240814161944.55347-13-sidhartha.kumar@oracle.com
Reviewed-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Signed-off-by: Sidhartha Kumar <sidhartha.kumar@oracle.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Suren Baghdasaryan <surenb@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/lib/maple_tree.c b/lib/maple_tree.c
index 0314e9b526218f0cdf8c520533e3a42e26b0ab78..6640ca775808efa762035be4c3ab8550a7c58bba 100644 (file)
--- a/lib/maple_tree.c
+++ b/lib/maple_tree.c
@@ -4108,44 +4108,6 @@ static void mas_wr_bnode(struct ma_wr_state *wr_mas)
        mas_commit_b_node(wr_mas, &b_node);
 }
 
-static inline void mas_wr_modify(struct ma_wr_state *wr_mas)
-{
-       struct ma_state *mas = wr_mas->mas;
-       unsigned char new_end;
-
-       /* Direct replacement */
-       if (wr_mas->r_min == mas->index && wr_mas->r_max == mas->last) {
-               rcu_assign_pointer(wr_mas->slots[mas->offset], wr_mas->entry);
-               if (!!wr_mas->entry ^ !!wr_mas->content)
-                       mas_update_gap(mas);
-               return;
-       }
-
-       /*
-        * new_end exceeds the size of the maple node and cannot enter the fast
-        * path.
-        */
-       new_end = mas_wr_new_end(wr_mas);
-       if (new_end >= mt_slots[wr_mas->type])
-               goto slow_path;
-
-       /* Attempt to append */
-       if (mas_wr_append(wr_mas, new_end))
-               return;
-
-       if (new_end == mas->end && mas_wr_slot_store(wr_mas))
-               return;
-
-       if (mas_wr_node_store(wr_mas, new_end))
-               return;
-
-       if (mas_is_err(mas))
-               return;
-
-slow_path:
-       mas_wr_bnode(wr_mas);
-}
-
 /*
  * mas_wr_store_entry() - Internal call to store a value
  * @mas: The maple state