ceph_mds_request_head
struct ceph_mds_request_head *head;
head = (struct ceph_mds_request_head *)p;
len = offsetofend(struct ceph_mds_request_head, args);
len = offsetofend(struct ceph_mds_request_head, ext_num_fwd);
len = sizeof(struct ceph_mds_request_head);
struct ceph_mds_request_head *nhead = msg->front.iov_base;
p = msg->front.iov_base + offsetofend(struct ceph_mds_request_head, args);
struct ceph_mds_request_head *nhead = msg->front.iov_base;
p = msg->front.iov_base + offsetofend(struct ceph_mds_request_head, ext_num_fwd);
struct ceph_mds_request_head *nhead = msg->front.iov_base;
nhead->struct_len = cpu_to_le32(sizeof(struct ceph_mds_request_head));
struct ceph_mds_request_head *nhead;
old_max_retry = sizeof_field(struct ceph_mds_request_head,
nhead = (struct ceph_mds_request_head*)msg->front.iov_base;
nhead = (struct ceph_mds_request_head*)msg->front.iov_base;