373 	struct io_rings *rings;  member
449 	n.rings = io_region_get_ptr(&n.ring_region);  in io_register_resize_rings()
459 	WRITE_ONCE(n.rings->sq_ring_mask, p.sq_entries - 1);  in io_register_resize_rings()
460 	WRITE_ONCE(n.rings->cq_ring_mask, p.cq_entries - 1);  in io_register_resize_rings()
461 	WRITE_ONCE(n.rings->sq_ring_entries, p.sq_entries);  in io_register_resize_rings()
462 	WRITE_ONCE(n.rings->cq_ring_entries, p.cq_entries);  in io_register_resize_rings()
511 	o.rings = ctx->rings;  in io_register_resize_rings()
512 	ctx->rings = NULL;  in io_register_resize_rings()
520 	tail = READ_ONCE(o.rings->sq.tail);  in io_register_resize_rings()
521 	old_head = READ_ONCE(o.rings->sq.head);  in io_register_resize_rings()
530 	WRITE_ONCE(n.rings->sq.head, old_head);  in io_register_resize_rings()
531 	WRITE_ONCE(n.rings->sq.tail, tail);  in io_register_resize_rings()
533 	tail = READ_ONCE(o.rings->cq.tail);  in io_register_resize_rings()
534 	old_head = READ_ONCE(o.rings->cq.head);  in io_register_resize_rings()
538 		ctx->rings = o.rings;  in io_register_resize_rings()
548 		n.rings->cqes[dst_head] = o.rings->cqes[src_head];  in io_register_resize_rings()
550 	WRITE_ONCE(n.rings->cq.head, old_head);  in io_register_resize_rings()
551 	WRITE_ONCE(n.rings->cq.tail, tail);  in io_register_resize_rings()
555 	WRITE_ONCE(n.rings->sq_dropped, READ_ONCE(o.rings->sq_dropped));  in io_register_resize_rings()
556 	atomic_set(&n.rings->sq_flags, atomic_read(&o.rings->sq_flags));  in io_register_resize_rings()
557 	WRITE_ONCE(n.rings->cq_flags, READ_ONCE(o.rings->cq_flags));  in io_register_resize_rings()
558 	WRITE_ONCE(n.rings->cq_overflow, READ_ONCE(o.rings->cq_overflow));  in io_register_resize_rings()
562 		ctx->sq_array = (u32 *)((char *)n.rings + sq_array_offset);  in io_register_resize_rings()
567 	ctx->rings = n.rings;  in io_register_resize_rings()