[PATCH v4 23/35] mm, slub: discard slabs in unfreeze_partials() without irqs disabled
From: Vlastimil Babka
Date: Thu Aug 05 2021 - 11:25:45 EST
No need for disabled irqs when discarding slabs, so restore them before
discarding.
Signed-off-by: Vlastimil Babka <vbabka@xxxxxxx>
---
mm/slub.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/mm/slub.c b/mm/slub.c
index 51f8d83d3ea8..4d60bf482735 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -2389,6 +2389,8 @@ static void unfreeze_partials(struct kmem_cache *s,
if (n)
spin_unlock(&n->list_lock);
+ local_irq_restore(flags);
+
while (discard_page) {
page = discard_page;
discard_page = discard_page->next;
@@ -2398,7 +2400,6 @@ static void unfreeze_partials(struct kmem_cache *s,
stat(s, FREE_SLAB);
}
- local_irq_restore(flags);
#endif /* CONFIG_SLUB_CPU_PARTIAL */
}
--
2.32.0