kernel_5.10 no rt

hc

2023-12-11 6778948f9de86c3cfaf36725a7c87dcff9ba247f

 kernel/drivers/md/raid5.c
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@@ -2217,9 +2217,8 @@
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 	struct raid5_percpu *percpu;
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 	unsigned long cpu;
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-	cpu = get_cpu_light();
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+	cpu = get_cpu();
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 	percpu = per_cpu_ptr(conf->percpu, cpu);
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-	spin_lock(&percpu->lock);
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 	if (test_bit(STRIPE_OP_BIOFILL, &ops_request)) {
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 		ops_run_biofill(sh);
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 		overlap_clear++;
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@@ -2278,8 +2277,7 @@
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 			if (test_and_clear_bit(R5_Overlap, &dev->flags))
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 				wake_up(&sh->raid_conf->wait_for_overlap);
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 		}
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-	spin_unlock(&percpu->lock);
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-	put_cpu_light();
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+	put_cpu();
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 }
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 static void free_stripe(struct kmem_cache *sc, struct stripe_head *sh)
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@@ -7109,7 +7107,6 @@
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 			__func__, cpu);
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 		return -ENOMEM;
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 	}
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-	spin_lock_init(&per_cpu_ptr(conf->percpu, cpu)->lock);
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 	return 0;
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 }
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