756 static void io_iopoll_complete(struct io_ring_ctx *ctx, unsigned int *nr_events,  in io_iopoll_complete()  argument
769 		(*nr_events)++;  in io_iopoll_complete()
792 static int io_do_iopoll(struct io_ring_ctx *ctx, unsigned int *nr_events,  in io_do_iopoll()  argument
804 	spin = !ctx->poll_multi_file && *nr_events < min;  in io_do_iopoll()
832 		io_iopoll_complete(ctx, nr_events, &done);  in io_do_iopoll()
842 static int io_iopoll_getevents(struct io_ring_ctx *ctx, unsigned int *nr_events,  in io_iopoll_getevents()  argument
848 		ret = io_do_iopoll(ctx, nr_events, min);  in io_iopoll_getevents()
851 		if (!min || *nr_events >= min)  in io_iopoll_getevents()
869 		unsigned int nr_events = 0;  in io_iopoll_reap_events()  local
871 		io_iopoll_getevents(ctx, &nr_events, 1);  in io_iopoll_reap_events()
882 static int __io_iopoll_check(struct io_ring_ctx *ctx, unsigned *nr_events,  in __io_iopoll_check()  argument
913 		if (*nr_events < min)  in __io_iopoll_check()
914 			tmin = min - *nr_events;  in __io_iopoll_check()
916 		ret = io_iopoll_getevents(ctx, nr_events, tmin);  in __io_iopoll_check()
920 	} while (min && !*nr_events && !need_resched());  in __io_iopoll_check()
925 static int io_iopoll_check(struct io_ring_ctx *ctx, unsigned *nr_events,  in io_iopoll_check()  argument
936 	ret = __io_iopoll_check(ctx, nr_events, min);  in io_iopoll_check()
2682 			unsigned nr_events = 0;  in io_sq_thread()  local
2695 					__io_iopoll_check(ctx, &nr_events, 0);  in io_sq_thread()
2704 				nr_events = inflight;  in io_sq_thread()
2707 			inflight -= nr_events;  in io_sq_thread()
3694 		unsigned nr_events = 0;  in SYSCALL_DEFINE6()  local
3699 			ret = io_iopoll_check(ctx, &nr_events, min_complete);  in SYSCALL_DEFINE6()