20  * This enforces a rate limit: not more than @rs->burst callbacks
34 	int burst = READ_ONCE(rs->burst);  in ___ratelimit()  local
39 	 * Zero interval says never limit, otherwise, non-positive burst  in ___ratelimit()
42 	if (interval <= 0 || burst <= 0) {  in ___ratelimit()
43 …ONCE(interval < 0 || burst < 0, "Negative interval (%d) or burst (%d): Uninitialized ratelimit_sta…  in ___ratelimit()
44 		ret = interval == 0 || burst > 0;  in ___ratelimit()
45 		if (!(READ_ONCE(rs->flags) & RATELIMIT_INITIALIZED) || (!interval && !burst) ||  in ___ratelimit()
56 	 * the current burst is used or not. It might cause  in ___ratelimit()
70 		atomic_set(&rs->rs_n_left, rs->burst);  in ___ratelimit()
80 		atomic_set(&rs->rs_n_left, rs->burst);  in ___ratelimit()
92 	/* Note that the burst might be taken by a parallel call. */  in ___ratelimit()