[PATCH 09/18] maple_tree: use mas_store_gfp() in mtree_store_range()

From: Sidhartha Kumar
Date: Tue Jun 04 2024 - 13:43:54 EST


Refactor mtree_store_range() to use mas_store_gfp() which will abstract
the store, memory allocation, and error handling.

Signed-off-by: Sidhartha Kumar <sidhartha.kumar@xxxxxxxxxx>
---
lib/maple_tree.c | 12 ++----------
1 file changed, 2 insertions(+), 10 deletions(-)

diff --git a/lib/maple_tree.c b/lib/maple_tree.c
index 34ff1b3f729c..e3ec6649f7da 100644
--- a/lib/maple_tree.c
+++ b/lib/maple_tree.c
@@ -6457,7 +6457,6 @@ int mtree_store_range(struct maple_tree *mt, unsigned long index,
unsigned long last, void *entry, gfp_t gfp)
{
MA_STATE(mas, mt, index, last);
- MA_WR_STATE(wr_mas, &mas, entry);
int ret = 0;

trace_ma_write(__func__, &mas, 0, entry);
@@ -6468,17 +6467,10 @@ int mtree_store_range(struct maple_tree *mt, unsigned long index,
return -EINVAL;

mtree_lock(mt);
-retry:
- mas_wr_store_entry(&wr_mas);
- if (mas_nomem(&mas, gfp))
- goto retry;
-
+ ret = mas_store_gfp(&mas, entry, gfp);
mtree_unlock(mt);

- if (mas_is_err(&mas))
- ret = xa_err(mas.node);
-
- mas_destroy(&mas);
+ MT_BUG_ON(mas.tree, mas.store_type == wr_invalid);
return ret;
}
EXPORT_SYMBOL(mtree_store_range);
--
2.45.1