836 	cursor->resid = min(length, data->bio_length);  in ceph_msg_data_bio_cursor_init()
840 		cursor->resid <= bio_iter_len(bio, cursor->bvec_iter);  in ceph_msg_data_bio_cursor_init()
861 		*length = cursor->resid;  in ceph_msg_data_bio_next()
864 	BUG_ON(*length > cursor->resid);  in ceph_msg_data_bio_next()
885 	BUG_ON(cursor->resid < bytes);  in ceph_msg_data_bio_advance()
886 	cursor->resid -= bytes;  in ceph_msg_data_bio_advance()
906 		BUG_ON(!cursor->resid);  in ceph_msg_data_bio_advance()
909 		if (cursor->resid <= bio_iter_len(bio, cursor->bvec_iter))  in ceph_msg_data_bio_advance()
932 	cursor->resid = min(length, data->length);  in ceph_msg_data_pages_cursor_init()
939 	cursor->last_piece = cursor->page_offset + cursor->resid <= PAGE_SIZE;  in ceph_msg_data_pages_cursor_init()
955 		*length = cursor->resid;  in ceph_msg_data_pages_next()
971 	cursor->resid -= bytes;  in ceph_msg_data_pages_advance()
976 	if (!cursor->resid)  in ceph_msg_data_pages_advance()
983 	cursor->last_piece = cursor->resid <= PAGE_SIZE;  in ceph_msg_data_pages_advance()
1011 	cursor->resid = min(length, pagelist->length);  in ceph_msg_data_pagelist_cursor_init()
1014 	cursor->last_piece = cursor->resid <= PAGE_SIZE;  in ceph_msg_data_pagelist_cursor_init()
1030 	BUG_ON(cursor->offset + cursor->resid != pagelist->length);  in ceph_msg_data_pagelist_next()
1035 		*length = cursor->resid;  in ceph_msg_data_pagelist_next()
1053 	BUG_ON(cursor->offset + cursor->resid != pagelist->length);  in ceph_msg_data_pagelist_advance()
1058 	cursor->resid -= bytes;  in ceph_msg_data_pagelist_advance()
1064 	if (!cursor->resid)  in ceph_msg_data_pagelist_advance()
1071 	cursor->last_piece = cursor->resid <= PAGE_SIZE;  in ceph_msg_data_pagelist_advance()
1171 	BUG_ON(bytes > cursor->resid);  in ceph_msg_data_advance()
1191 	if (!cursor->resid && cursor->total_resid) {  in ceph_msg_data_advance()
1575 	while (cursor->resid) {  in write_partial_message_data()
2277 	while (cursor->resid) {  in read_partial_msg_data()