From 8de06a6f48f2062444a8872eb7f5abbfe65b5ecd Mon Sep 17 00:00:00 2001 From: Vlastimil Babka Date: Thu, 20 May 2021 14:01:57 +0200 Subject: [PATCH] mm, slub: discard slabs in unfreeze_partials() without irqs disabled No need for disabled irqs when discarding slabs, so restore them before discarding. Signed-off-by: Vlastimil Babka --- mm/slub.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/mm/slub.c b/mm/slub.c index 1c4bd45..0a1e048 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -2406,6 +2406,8 @@ 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; @@ -2415,7 +2417,6 @@ static void unfreeze_partials(struct kmem_cache *s, stat(s, FREE_SLAB); } - local_irq_restore(flags); #endif /* CONFIG_SLUB_CPU_PARTIAL */ } -- 2.7.4