change wifi driver to cypress

hc

2024-01-05 071106ecf68c401173c58808b1cf5f68cc50d390

 kernel/fs/fscache/object.c
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@@ -807,8 +807,6 @@
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 }
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 EXPORT_SYMBOL(fscache_object_destroy);
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-static DECLARE_WAIT_QUEUE_HEAD(fscache_object_cong_wait);
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-
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 /*
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  * enqueue an object for metadata-type processing
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  */
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@@ -817,12 +815,16 @@
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 	_enter("{OBJ%x}", object->debug_id);
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 	if (fscache_get_object(object, fscache_obj_get_queue) >= 0) {
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+		wait_queue_head_t *cong_wq =
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+			&get_cpu_var(fscache_object_cong_wait);
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 		if (queue_work(fscache_object_wq, &object->work)) {
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 			if (fscache_object_congested())
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-				wake_up(&fscache_object_cong_wait);
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+				wake_up(cong_wq);
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 		} else
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 			fscache_put_object(object, fscache_obj_put_queue);
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+
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+		put_cpu_var(fscache_object_cong_wait);
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 	}
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 }
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@@ -840,15 +842,16 @@
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  */
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 bool fscache_object_sleep_till_congested(signed long *timeoutp)
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 {
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+	wait_queue_head_t *cong_wq = this_cpu_ptr(&fscache_object_cong_wait);
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 	DEFINE_WAIT(wait);
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 	if (fscache_object_congested())
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 		return true;
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-	add_wait_queue_exclusive(&fscache_object_cong_wait, &wait);
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+	add_wait_queue_exclusive(cong_wq, &wait);
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 	if (!fscache_object_congested())
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 		*timeoutp = schedule_timeout(*timeoutp);
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-	finish_wait(&fscache_object_cong_wait, &wait);
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+	finish_wait(cong_wq, &wait);
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 	return fscache_object_congested();
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 }