661 	if (front_len(con->in_msg)) {  in verify_epilogue_crcs()
662 		con->in_front_crc = crc32c(-1, con->in_msg->front.iov_base,  in verify_epilogue_crcs()
663 					   front_len(con->in_msg));  in verify_epilogue_crcs()
665 		WARN_ON(!middle_len(con->in_msg) && !data_len(con->in_msg));  in verify_epilogue_crcs()
669 	if (middle_len(con->in_msg))  in verify_epilogue_crcs()
671 					    con->in_msg->middle->vec.iov_base,  in verify_epilogue_crcs()
672 					    middle_len(con->in_msg));  in verify_epilogue_crcs()
673 	else if (data_len(con->in_msg))  in verify_epilogue_crcs()
678 	if (!data_len(con->in_msg))  in verify_epilogue_crcs()
681 	dout("%s con %p msg %p crcs %u %u %u\n", __func__, con, con->in_msg,  in verify_epilogue_crcs()
1135 	bool sparse = !!con->in_msg->sparse_read_total;  in decrypt_tail()
1140 	tail_len = tail_onwire_len(con->in_msg, true);  in decrypt_tail()
1148 		dpos = padded_len(front_len(con->in_msg) + padded_len(middle_len(con->in_msg)));  in decrypt_tail()
1152 	ret = setup_message_sgs(&sgt, con->in_msg, FRONT_PAD(con->v2.in_buf),  in decrypt_tail()
1159 	     con->in_msg, con->v2.in_enc_page_cnt, sgt.orig_nents);  in decrypt_tail()
1164 	if (sparse && data_len(con->in_msg)) {  in decrypt_tail()
1869 	ceph_msg_data_cursor_init(&con->v2.in_cursor, con->in_msg,  in prepare_read_data()
1870 				  data_len(con->in_msg));  in prepare_read_data()
2031 	struct ceph_msg *msg = con->in_msg;  in prepare_sparse_read_data()
2049 	struct ceph_msg *msg = con->in_msg;  in prepare_read_tail_plain()
2112 	tail_len = tail_onwire_len(con->in_msg, true);  in prepare_read_tail_secure()
2893 	WARN_ON(!con->in_msg ^ skip);  in process_message_header()
2897 	WARN_ON(!con->in_msg);  in process_message_header()
2898 	WARN_ON(con->in_msg->con != con);  in process_message_header()
2937 	msg = con->in_msg;  /* set in process_message_header() */  in __handle_control()
3666 	WARN_ON(!data_len(con->in_msg));  in revoke_at_prepare_read_data()
3671 	remaining = data_len(con->in_msg) + CEPH_EPILOGUE_PLAIN_LEN;  in revoke_at_prepare_read_data()
3685 	WARN_ON(!data_len(con->in_msg));  in revoke_at_prepare_read_data_cont()
3726 	WARN_ON(!data_len(con->in_msg));  in revoke_at_prepare_sparse_data()