Messages in this thread Patch in this message | | | From | Vlastimil Babka <> | Subject | [PATCH v6 26/33] mm, slub: don't disable irqs in slub_cpu_dead() | Date | Sat, 4 Sep 2021 12:49:56 +0200 |
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slub_cpu_dead() cleans up for an offlined cpu from another cpu and calls only functions that are now irq safe, so we don't need to disable irqs anymore.
Signed-off-by: Vlastimil Babka <vbabka@suse.cz> --- mm/slub.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-)
diff --git a/mm/slub.c b/mm/slub.c index c5766e504e73..c4a9b8901576 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -2554,14 +2554,10 @@ static void flush_all(struct kmem_cache *s) static int slub_cpu_dead(unsigned int cpu) { struct kmem_cache *s; - unsigned long flags; mutex_lock(&slab_mutex); - list_for_each_entry(s, &slab_caches, list) { - local_irq_save(flags); + list_for_each_entry(s, &slab_caches, list) __flush_cpu_slab(s, cpu); - local_irq_restore(flags); - } mutex_unlock(&slab_mutex); return 0; } -- 2.33.0
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