[PATCH 03/18] maple_tree: move up mas_wr_store_setup() and mas_wr_prealloc_setup()

From: Sidhartha Kumar
Date: Tue Jun 04 2024 - 13:42:42 EST


Subsequent patches require these definitions to be higher, no functional
changes intended.

Signed-off-by: Sidhartha Kumar <sidhartha.kumar@xxxxxxxxxx>
---
lib/maple_tree.c | 96 ++++++++++++++++++++++++------------------------
1 file changed, 48 insertions(+), 48 deletions(-)

diff --git a/lib/maple_tree.c b/lib/maple_tree.c
index ccbec0f66562..2558d15bb748 100644
--- a/lib/maple_tree.c
+++ b/lib/maple_tree.c
@@ -4230,6 +4230,54 @@ static inline void *mas_wr_store_entry(struct ma_wr_state *wr_mas)
return wr_mas->content;
}

+static void mas_wr_store_setup(struct ma_wr_state *wr_mas)
+{
+ if (!mas_is_active(wr_mas->mas)) {
+ if (mas_is_start(wr_mas->mas))
+ return;
+
+ if (unlikely(mas_is_paused(wr_mas->mas)))
+ goto reset;
+
+ if (unlikely(mas_is_none(wr_mas->mas)))
+ goto reset;
+
+ if (unlikely(mas_is_overflow(wr_mas->mas)))
+ goto reset;
+
+ if (unlikely(mas_is_underflow(wr_mas->mas)))
+ goto reset;
+ }
+
+ /*
+ * A less strict version of mas_is_span_wr() where we allow spanning
+ * writes within this node. This is to stop partial walks in
+ * mas_prealloc() from being reset.
+ */
+ if (wr_mas->mas->last > wr_mas->mas->max)
+ goto reset;
+
+ if (wr_mas->entry)
+ return;
+
+ if (mte_is_leaf(wr_mas->mas->node) &&
+ wr_mas->mas->last == wr_mas->mas->max)
+ goto reset;
+
+ return;
+
+reset:
+ mas_reset(wr_mas->mas);
+}
+
+static inline void mas_wr_prealloc_setup(struct ma_wr_state *wr_mas)
+{
+ struct ma_state *mas = wr_mas->mas;
+
+ mas_wr_store_setup(wr_mas);
+ wr_mas->content = mas_start(mas);
+}
+
/**
* mas_insert() - Internal call to insert a value
* @mas: The maple state
@@ -5361,54 +5409,6 @@ static inline void mte_destroy_walk(struct maple_enode *enode,
mt_destroy_walk(enode, mt, true);
}
}
-
-static void mas_wr_store_setup(struct ma_wr_state *wr_mas)
-{
- if (!mas_is_active(wr_mas->mas)) {
- if (mas_is_start(wr_mas->mas))
- return;
-
- if (unlikely(mas_is_paused(wr_mas->mas)))
- goto reset;
-
- if (unlikely(mas_is_none(wr_mas->mas)))
- goto reset;
-
- if (unlikely(mas_is_overflow(wr_mas->mas)))
- goto reset;
-
- if (unlikely(mas_is_underflow(wr_mas->mas)))
- goto reset;
- }
-
- /*
- * A less strict version of mas_is_span_wr() where we allow spanning
- * writes within this node. This is to stop partial walks in
- * mas_prealloc() from being reset.
- */
- if (wr_mas->mas->last > wr_mas->mas->max)
- goto reset;
-
- if (wr_mas->entry)
- return;
-
- if (mte_is_leaf(wr_mas->mas->node) &&
- wr_mas->mas->last == wr_mas->mas->max)
- goto reset;
-
- return;
-
-reset:
- mas_reset(wr_mas->mas);
-}
-
-static inline void mas_wr_prealloc_setup(struct ma_wr_state *wr_mas)
-{
- struct ma_state *mas = wr_mas->mas;
-
- mas_wr_store_setup(wr_mas);
- wr_mas->content = mas_start(mas);
-}
/* Interface */

/**
--
2.45.1