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From: "Liam R. Howlett" <Liam.Howlett@oracle.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: maple-tree@lists.infradead.org, linux-mm@kvack.org,
	linux-kernel@vger.kernel.org,
	Suren Baghdasaryan <surenb@google.com>,
	Matthew Wilcox <willy@infradead.org>,
	Sidhartha Kumar <sidhartha.kumar@oracle.com>,
	Vlastimil Babka <vbabka@suse.cz>,
	Alice Ryhl <aliceryhl@google.com>,
	Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>,
	Geert Uytterhoeven <geert@linux-m68k.org>,
	Arnd Bergmann <arnd@arndb.de>,
	Christian Kujau <lists@nerdbynature.de>,
	SeongJae Park <sj@kernel.org>,
	"Liam R. Howlett" <Liam.Howlett@oracle.com>
Subject: [PATCH v3 19/30] maple_tree: Remove unnecessary return statements
Date: Fri, 30 Jan 2026 15:59:24 -0500	[thread overview]
Message-ID: <20260130205935.2559335-20-Liam.Howlett@oracle.com> (raw)
In-Reply-To: <20260130205935.2559335-1-Liam.Howlett@oracle.com>

Functions do not need to state return at the end, unless skipping
unwind.  These can safely be dropped.

Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
---
 lib/maple_tree.c | 11 -----------
 1 file changed, 11 deletions(-)

diff --git a/lib/maple_tree.c b/lib/maple_tree.c
index a10f71620e732..4a64b4f37aeb3 100644
--- a/lib/maple_tree.c
+++ b/lib/maple_tree.c
@@ -3294,7 +3294,6 @@ static void mas_spanning_rebalance_loop(struct ma_state *mas,
 	mas->offset = mast->l->offset;
 	mas_wmb_replace(mas, old_enode, new_height);
 	mtree_range_walk(mas);
-	return;
 }
 
 /*
@@ -3718,7 +3717,6 @@ static void mas_split(struct ma_state *mas, struct maple_big_node *b_node)
 	mas->node = l_mas.node;
 	mas_wmb_replace(mas, old, height);
 	mtree_range_walk(mas);
-	return;
 }
 
 /*
@@ -3779,7 +3777,6 @@ static inline void mas_root_expand(struct ma_state *mas, void *entry)
 	ma_set_meta(node, maple_leaf_64, 0, slot);
 	/* swap the new root into the tree */
 	rcu_assign_pointer(mas->tree->ma_root, mte_mk_root(mas->node));
-	return;
 }
 
 /*
@@ -4051,8 +4048,6 @@ static inline void mas_new_root(struct ma_state *mas, void *entry)
 done:
 	if (xa_is_node(root))
 		mte_destroy_walk(root, mas->tree);
-
-	return;
 }
 /*
  * mas_wr_spanning_store() - Create a subtree with the store operation completed
@@ -4215,7 +4210,6 @@ static inline void mas_wr_node_store(struct ma_wr_state *wr_mas,
 	trace_ma_write(TP_FCT, mas, 0, wr_mas->entry);
 	mas_update_gap(mas);
 	mas->end = new_end;
-	return;
 }
 
 /*
@@ -4263,8 +4257,6 @@ static inline void mas_wr_slot_store(struct ma_wr_state *wr_mas)
 	 */
 	if (!wr_mas->entry || gap)
 		mas_update_gap(mas);
-
-	return;
 }
 
 static inline void mas_wr_extend_null(struct ma_wr_state *wr_mas)
@@ -4378,7 +4370,6 @@ static inline void mas_wr_append(struct ma_wr_state *wr_mas,
 
 	mas->end = new_end;
 	trace_ma_write(TP_FCT, mas, new_end, wr_mas->entry);
-	return;
 }
 
 /*
@@ -4437,8 +4428,6 @@ static inline void mas_wr_store_entry(struct ma_wr_state *wr_mas)
 	case wr_invalid:
 		MT_BUG_ON(mas->tree, 1);
 	}
-
-	return;
 }
 
 static inline void mas_wr_prealloc_setup(struct ma_wr_state *wr_mas)
-- 
2.47.3



  parent reply	other threads:[~2026-01-30 21:00 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-01-30 20:59 [PATCH v3 00/30] maple_tree: Replace big node with maple copy Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 01/30] maple_tree: Fix mas_dup_alloc() sparse warning Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 02/30] maple_tree: Move mas_spanning_rebalance loop to function Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 03/30] maple_tree: Extract use of big node from mas_wr_spanning_store() Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 04/30] maple_tree: Remove unnecessary assignment of orig_l index Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 05/30] maple_tree: inline mas_spanning_rebalance() into mas_wr_spanning_rebalance() Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 06/30] maple_tree: Make ma_wr_states reliable for reuse in spanning store Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 07/30] maple_tree: Remove l_wr_mas from mas_wr_spanning_rebalance Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 08/30] maple_tree: Don't pass through height in mas_wr_spanning_store Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 09/30] maple_tree: Move maple_subtree_state from mas_wr_spanning_store to mas_wr_spanning_rebalance Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 10/30] maple_tree: Correct right ma_wr_state end pivot in mas_wr_spanning_store() Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 11/30] maple_tree: Introduce maple_copy node and use it in mas_spanning_rebalance() Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 12/30] maple_tree: Testing update for spanning store Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 13/30] maple_tree: Inline mas_spanning_rebalance_loop() into mas_wr_spanning_rebalance() Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 14/30] maple_tree: Change initial big node setup in mas_wr_spanning_rebalance() Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 15/30] maple_tree: Introduce ma_leaf_max_gap() Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 16/30] maple_tree: Add gap support, slot and pivot sizes for maple copy Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 17/30] maple_tree: Start using maple copy node for destination Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 18/30] maple_tree: inline mas_wr_spanning_rebalance() Liam R. Howlett
2026-01-30 20:59 ` Liam R. Howlett [this message]
2026-01-30 20:59 ` [PATCH v3 20/30] maple_tree: Separate wr_split_store and wr_rebalance store type code path Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 21/30] maple_tree: Add cp_is_new_root() helper Liam R. Howlett
2026-02-01  0:10   ` SeongJae Park
2026-02-02 14:58     ` Liam R. Howlett
2026-02-02 15:56       ` SeongJae Park
2026-02-02 17:01         ` Liam R. Howlett
2026-02-02 17:53           ` SeongJae Park
2026-02-03 17:26   ` Liam R. Howlett
2026-02-04  6:36     ` SeongJae Park
2026-01-30 20:59 ` [PATCH v3 22/30] maple_tree: Use maple copy node for mas_wr_rebalance() operation Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 23/30] maple_tree: Add test for rebalance calculation off-by-one Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 24/30] maple_tree: Add copy_tree_location() helper Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 25/30] maple_tree: Add cp_converged() helper Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 26/30] maple_tree: Use maple copy node for mas_wr_split() Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 27/30] maple_tree: Remove maple big node and subtree structs Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 28/30] maple_tree: Pass maple copy node to mas_wmb_replace() Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 29/30] maple_tree: Don't pass end to mas_wr_append() Liam R. Howlett
2026-01-30 20:59 ` [PATCH v3 30/30] maple_tree: Clean up mas_wr_node_store() Liam R. Howlett
2026-01-31 20:27 ` [PATCH v3 00/30] maple_tree: Replace big node with maple copy Andrew Morton
2026-02-02 15:40   ` Liam R. Howlett
2026-02-02 18:31     ` Andrew Morton

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