260 	int			flush_color;	/* L: flushing color */  member
305 	int			flush_color;	/* WQ: flush color waiting for */  member
341 	int			flush_color;	/* WQ: current flush color */  member
1999 	if (likely(pwq->flush_color != color))  in pwq_dec_nr_in_flight()
2007 	pwq->flush_color = -1;  in pwq_dec_nr_in_flight()
3832 				      int flush_color, int work_color)  in flush_workqueue_prep_pwqs()  argument
3837 	if (flush_color >= 0) {  in flush_workqueue_prep_pwqs()
3847 		if (flush_color >= 0) {  in flush_workqueue_prep_pwqs()
3848 			WARN_ON_ONCE(pwq->flush_color != -1);  in flush_workqueue_prep_pwqs()
3850 			if (pwq->nr_in_flight[flush_color]) {  in flush_workqueue_prep_pwqs()
3851 				pwq->flush_color = flush_color;  in flush_workqueue_prep_pwqs()
3865 	if (flush_color >= 0 && atomic_dec_and_test(&wq->nr_pwqs_to_flush))  in flush_workqueue_prep_pwqs()
3914 		.flush_color = -1,  in __flush_workqueue()
3931 	if (next_color != wq->flush_color) {  in __flush_workqueue()
3938 		this_flusher.flush_color = wq->work_color;  in __flush_workqueue()
3943 			WARN_ON_ONCE(wq->flush_color != this_flusher.flush_color);  in __flush_workqueue()
3947 			if (!flush_workqueue_prep_pwqs(wq, wq->flush_color,  in __flush_workqueue()
3950 				wq->flush_color = next_color;  in __flush_workqueue()
3956 			WARN_ON_ONCE(wq->flush_color == this_flusher.flush_color);  in __flush_workqueue()
3993 	WARN_ON_ONCE(wq->flush_color != this_flusher.flush_color);  in __flush_workqueue()
4000 			if (next->flush_color != wq->flush_color)  in __flush_workqueue()
4007 			     wq->flush_color != work_next_color(wq->work_color));  in __flush_workqueue()
4010 		wq->flush_color = work_next_color(wq->flush_color);  in __flush_workqueue()
4021 				tmp->flush_color = wq->work_color;  in __flush_workqueue()
4031 			WARN_ON_ONCE(wq->flush_color != wq->work_color);  in __flush_workqueue()
4039 		WARN_ON_ONCE(wq->flush_color == wq->work_color);  in __flush_workqueue()
4040 		WARN_ON_ONCE(wq->flush_color != next->flush_color);  in __flush_workqueue()
4045 		if (flush_workqueue_prep_pwqs(wq, wq->flush_color, -1))  in __flush_workqueue()
5100 	pwq->flush_color = -1;  in init_pwq()