14 	void *ptr;  in io_uring_mmap()  local
18 	ptr = mmap(0, sq->ring_sz, PROT_READ | PROT_WRITE,  in io_uring_mmap()
20 	if (ptr == MAP_FAILED)  in io_uring_mmap()
22 	sq->khead = ptr + p->sq_off.head;  in io_uring_mmap()
23 	sq->ktail = ptr + p->sq_off.tail;  in io_uring_mmap()
24 	sq->kring_mask = ptr + p->sq_off.ring_mask;  in io_uring_mmap()
25 	sq->kring_entries = ptr + p->sq_off.ring_entries;  in io_uring_mmap()
26 	sq->kflags = ptr + p->sq_off.flags;  in io_uring_mmap()
27 	sq->kdropped = ptr + p->sq_off.dropped;  in io_uring_mmap()
28 	sq->array = ptr + p->sq_off.array;  in io_uring_mmap()
42 	ptr = mmap(0, cq->ring_sz, PROT_READ | PROT_WRITE,  in io_uring_mmap()
44 	if (ptr == MAP_FAILED) {  in io_uring_mmap()
49 	cq->khead = ptr + p->cq_off.head;  in io_uring_mmap()
50 	cq->ktail = ptr + p->cq_off.tail;  in io_uring_mmap()
51 	cq->kring_mask = ptr + p->cq_off.ring_mask;  in io_uring_mmap()
52 	cq->kring_entries = ptr + p->cq_off.ring_entries;  in io_uring_mmap()
53 	cq->koverflow = ptr + p->cq_off.overflow;  in io_uring_mmap()
54 	cq->cqes = ptr + p->cq_off.cqes;  in io_uring_mmap()