[merged mm-stable] maple_tree-refine-mab_calc_split-function.patch removed from -mm tree

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The quilt patch titled
     Subject: maple_tree: refine mab_calc_split function
has been removed from the -mm tree.  Its filename was
     maple_tree-refine-mab_calc_split-function.patch

This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

------------------------------------------------------
From: Vernon Yang <vernon2gm@xxxxxxxxx>
Subject: maple_tree: refine mab_calc_split function
Date: Wed, 21 Dec 2022 14:00:58 +0800

Invert the conditional judgment of the mid_split, to focus the return
statement in the last statement, which is easier to understand and for
better readability.

Link: https://lkml.kernel.org/r/20221221060058.609003-8-vernon2gm@xxxxxxxxx
Signed-off-by: Vernon Yang <vernon2gm@xxxxxxxxx>
Reviewed-by: Liam R. Howlett <Liam.Howlett@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---

 lib/maple_tree.c |    5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

--- a/lib/maple_tree.c~maple_tree-refine-mab_calc_split-function
+++ a/lib/maple_tree.c
@@ -1882,10 +1882,9 @@ static inline int mab_calc_split(struct
 
 	/* Avoid ending a node on a NULL entry */
 	split = mab_no_null_split(bn, split, slot_count);
-	if (!(*mid_split))
-		return split;
 
-	*mid_split = mab_no_null_split(bn, *mid_split, slot_count);
+	if (unlikely(*mid_split))
+		*mid_split = mab_no_null_split(bn, *mid_split, slot_count);
 
 	return split;
 }
_

Patches currently in -mm which might be from vernon2gm@xxxxxxxxx are

maple_tree-remove-the-parameter-entry-of-mas_preallocate.patch
mm-mmap-fix-typo-in-comment.patch
maple_tree-fix-comment-of-mte_destroy_walk.patch
mm-mmap-fix-comment-of-unmapped_area_topdown.patch




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