231 	int			flush_color;	/* L: flushing color */  member
275 	int			flush_color;	/* WQ: flush color waiting for */  member
291 	int			flush_color;	/* WQ: current flush color */  member
1497 	if (likely(pwq->flush_color != color))  in pwq_dec_nr_in_flight()
1505 	pwq->flush_color = -1;  in pwq_dec_nr_in_flight()
3085 				      int flush_color, int work_color)  in flush_workqueue_prep_pwqs()  argument
3090 	if (flush_color >= 0) {  in flush_workqueue_prep_pwqs()
3100 		if (flush_color >= 0) {  in flush_workqueue_prep_pwqs()
3101 			WARN_ON_ONCE(pwq->flush_color != -1);  in flush_workqueue_prep_pwqs()
3103 			if (pwq->nr_in_flight[flush_color]) {  in flush_workqueue_prep_pwqs()
3104 				pwq->flush_color = flush_color;  in flush_workqueue_prep_pwqs()
3118 	if (flush_color >= 0 && atomic_dec_and_test(&wq->nr_pwqs_to_flush))  in flush_workqueue_prep_pwqs()
3135 		.flush_color = -1,  in __flush_workqueue()
3153 	if (next_color != wq->flush_color) {  in __flush_workqueue()
3160 		this_flusher.flush_color = wq->work_color;  in __flush_workqueue()
3165 			WARN_ON_ONCE(wq->flush_color != this_flusher.flush_color);  in __flush_workqueue()
3169 			if (!flush_workqueue_prep_pwqs(wq, wq->flush_color,  in __flush_workqueue()
3172 				wq->flush_color = next_color;  in __flush_workqueue()
3178 			WARN_ON_ONCE(wq->flush_color == this_flusher.flush_color);  in __flush_workqueue()
3215 	WARN_ON_ONCE(wq->flush_color != this_flusher.flush_color);  in __flush_workqueue()
3222 			if (next->flush_color != wq->flush_color)  in __flush_workqueue()
3229 			     wq->flush_color != work_next_color(wq->work_color));  in __flush_workqueue()
3232 		wq->flush_color = work_next_color(wq->flush_color);  in __flush_workqueue()
3243 				tmp->flush_color = wq->work_color;  in __flush_workqueue()
3253 			WARN_ON_ONCE(wq->flush_color != wq->work_color);  in __flush_workqueue()
3261 		WARN_ON_ONCE(wq->flush_color == wq->work_color);  in __flush_workqueue()
3262 		WARN_ON_ONCE(wq->flush_color != next->flush_color);  in __flush_workqueue()
3267 		if (flush_workqueue_prep_pwqs(wq, wq->flush_color, -1))  in __flush_workqueue()
4196 	pwq->flush_color = -1;  in init_pwq()