54 	unsigned	nr;	/* number of io_events */  member
72 	unsigned		nr;  member
330 	for (i = 0; i < table->nr; i++) {  in aio_ring_mremap()
530 	ring->nr = nr_events;	/* user copy */  in aio_setup_ring()
661 			for (i = 0; i < table->nr; i++)  in ioctx_add_table()
677 		new_nr = (table ? table->nr : 1) * 4;  in ioctx_add_table()
685 		table->nr = new_nr;  in ioctx_add_table()
692 		} else if (table->nr > old->nr) {  in ioctx_add_table()
694 			       old->nr * sizeof(struct kioctx *));  in ioctx_add_table()
705 static void aio_nr_sub(unsigned nr)  in aio_nr_sub()  argument
708 	if (WARN_ON(aio_nr - nr > aio_nr))  in aio_nr_sub()
711 		aio_nr -= nr;  in aio_nr_sub()
880 	atomic_set(&wait.count, table->nr);  in exit_aio()
884 	for (i = 0; i < table->nr; ++i) {  in exit_aio()
913 static void put_reqs_available(struct kioctx *ctx, unsigned nr)  in put_reqs_available()  argument
920 	kcpu->reqs_available += nr;  in put_reqs_available()
1072 	if (!table || id >= table->nr)  in lookup_ioctx()
1204 				 struct io_event __user *event, long nr)  in aio_read_events_ring()  argument
1240 	while (ret < nr) {  in aio_read_events_ring()
1249 		avail = min(avail, nr - ret);  in aio_read_events_ring()
1284 static bool aio_read_events(struct kioctx *ctx, long min_nr, long nr,  in aio_read_events()  argument
1287 	long ret = aio_read_events_ring(ctx, event + *i, nr - *i);  in aio_read_events()
1301 static long read_events(struct kioctx *ctx, long min_nr, long nr,  in read_events()  argument
1332 		aio_read_events(ctx, min_nr, nr, event, &ret);  in read_events()
1335 				aio_read_events(ctx, min_nr, nr, event, &ret),  in read_events()
1612 long do_io_submit(aio_context_t ctx_id, long nr,  in do_io_submit()  argument
1620 	if (unlikely(nr < 0))  in do_io_submit()
1623 	if (unlikely(nr > LONG_MAX/sizeof(*iocbpp)))  in do_io_submit()
1624 		nr = LONG_MAX/sizeof(*iocbpp);  in do_io_submit()
1626 	if (unlikely(!access_ok(VERIFY_READ, iocbpp, (nr*sizeof(*iocbpp)))))  in do_io_submit()
1641 	for (i=0; i<nr; i++) {  in do_io_submit()
1677 SYSCALL_DEFINE3(io_submit, aio_context_t, ctx_id, long, nr,  in SYSCALL_DEFINE3()  argument
1680 	return do_io_submit(ctx_id, nr, iocbpp, 0);  in SYSCALL_DEFINE3()
1768 		long, nr,  in SYSCALL_DEFINE5()  argument
1776 		if (likely(min_nr <= nr && min_nr >= 0))  in SYSCALL_DEFINE5()
1777 			ret = read_events(ioctx, min_nr, nr, events, timeout);  in SYSCALL_DEFINE5()