882 static int calc_sg_cnt(void *buf, int buf_len)  in calc_sg_cnt()  argument
886 	if (!buf_len)  in calc_sg_cnt()
889 	sg_cnt = need_padding(buf_len) ? 1 : 0;  in calc_sg_cnt()
892 		sg_cnt += PAGE_ALIGN(buf_len) >> PAGE_SHIFT;  in calc_sg_cnt()
920 static void init_sgs(struct scatterlist **sg, void *buf, int buf_len, u8 *pad)  in init_sgs()  argument
922 	void *end = buf + buf_len;  in init_sgs()
927 	if (!buf_len)  in init_sgs()
941 		sg_set_buf(*sg, buf, buf_len);  in init_sgs()
945 	if (need_padding(buf_len)) {  in init_sgs()
946 		sg_set_buf(*sg, pad, padding_len(buf_len));  in init_sgs()
1067 	int buf_len = CEPH_BANNER_V2_LEN + 2 + 8 + 8;  in prepare_banner()  local
1070 	buf = alloc_conn_buf(con, buf_len);  in prepare_banner()
1079 	WARN_ON(p != buf + buf_len);  in prepare_banner()
1081 	add_out_kvec(con, buf, buf_len);  in prepare_banner()
1082 	add_out_sign_kvec(con, buf, buf_len);  in prepare_banner()