linux-kernel - [PATCH v2 3/7] maple_tree: use mt_node_max() instead of direct operations mt

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Message-Id: <20221221060058.609003-4-vernon2gm@gmail.com>
Date:   Wed, 21 Dec 2022 14:00:54 +0800
From:   Vernon Yang <vernon2gm@...il.com>
To:     Liam.Howlett@...cle.com, akpm@...ux-foundation.org
Cc:     linux-mm@...ck.org, linux-kernel@...r.kernel.org,
        maple-tree@...ts.infradead.org, Vernon Yang <vernon2gm@...il.com>
Subject: [PATCH v2 3/7] maple_tree: use mt_node_max() instead of direct operations mt_max[]

Use mt_node_max() to get the maximum number of slots for a node,
rather than direct operations mt_max[], makes it better portability.

Reviewed-by: Liam R. Howlett <Liam.Howlett@...cle.com>
Signed-off-by: Vernon Yang <vernon2gm@...il.com>
---
 lib/maple_tree.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/maple_tree.c b/lib/maple_tree.c
index 34aa93c85d6e..3d45c515ed42 100644
--- a/lib/maple_tree.c
+++ b/lib/maple_tree.c
@@ -6723,7 +6723,7 @@ static void mt_dump_range64(const struct maple_tree *mt, void *entry,
 
 		if (i < (MAPLE_RANGE64_SLOTS - 1))
 			last = node->pivot[i];
-		else if (!node->slot[i] && max != mt_max[mte_node_type(entry)])
+		else if (!node->slot[i] && max != mt_node_max(entry))
 			break;
 		if (last == 0 && i > 0)
 			break;
@@ -6830,7 +6830,7 @@ void mt_dump(const struct maple_tree *mt)
 	if (!xa_is_node(entry))
 		mt_dump_entry(entry, 0, 0, 0);
 	else if (entry)
-		mt_dump_node(mt, entry, 0, mt_max[mte_node_type(entry)], 0);
+		mt_dump_node(mt, entry, 0, mt_node_max(entry), 0);
 }
 EXPORT_SYMBOL_GPL(mt_dump);
 
-- 
2.34.1