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authorWei Yang <richard.weiyang@gmail.com>2024-11-25 03:41:56 +0100
committerAndrew Morton <akpm@linux-foundation.org>2025-01-14 07:40:30 +0100
commit002ebb925e2fcf150b0e346a960060ea4789ff01 (patch)
tree344f221dfddd0a15b5a6e5531e14fff8f33d0ac2
parentfs/proc: fix softlockup in __read_vmcore (part 2) (diff)
downloadlinux-002ebb925e2fcf150b0e346a960060ea4789ff01.tar.xz
linux-002ebb925e2fcf150b0e346a960060ea4789ff01.zip
maple_tree: use mas_next_slot() directly
The loop condition makes sure (mas.last < max), so we can directly use mas_next_slot() here. Since no other use of mas_next_entry(), it is removed. Link: https://lkml.kernel.org/r/20241125024156.26093-1-richard.weiyang@gmail.com Signed-off-by: Wei Yang <richard.weiyang@gmail.com> Reviewed-by: Liam R. Howlett <Liam.Howlett@Oracle.com> Cc: Sidhartha Kumar <sidhartha.kumar@oracle.com> Cc: Lorenzo Stoakes <lorenzo.stoakes@oracle.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
-rw-r--r--lib/maple_tree.c25
1 files changed, 1 insertions, 24 deletions
diff --git a/lib/maple_tree.c b/lib/maple_tree.c
index 047397136f15..36e603645a30 100644
--- a/lib/maple_tree.c
+++ b/lib/maple_tree.c
@@ -4746,29 +4746,6 @@ again:
}
/*
- * mas_next_entry() - Internal function to get the next entry.
- * @mas: The maple state
- * @limit: The maximum range start.
- *
- * Set the @mas->node to the next entry and the range_start to
- * the beginning value for the entry. Does not check beyond @limit.
- * Sets @mas->index and @mas->last to the range, Does not update @mas->index and
- * @mas->last on overflow.
- * Restarts on dead nodes.
- *
- * Return: the next entry or %NULL.
- */
-static inline void *mas_next_entry(struct ma_state *mas, unsigned long limit)
-{
- if (mas->last >= limit) {
- mas->status = ma_overflow;
- return NULL;
- }
-
- return mas_next_slot(mas, limit, false);
-}
-
-/*
* mas_rev_awalk() - Internal function. Reverse allocation walk. Find the
* highest gap address of a given size in a given node and descend.
* @mas: The maple state
@@ -6938,7 +6915,7 @@ retry:
goto unlock;
while (mas_is_active(&mas) && (mas.last < max)) {
- entry = mas_next_entry(&mas, max);
+ entry = mas_next_slot(&mas, max, false);
if (likely(entry && !xa_is_zero(entry)))
break;
}