139         size_t thislen = server.repl_backlog_size - server.repl_backlog_idx;  in feedReplicationBacklog()  local
140         if (thislen > len) thislen = len;  in feedReplicationBacklog()
141         memcpy(server.repl_backlog+server.repl_backlog_idx,p,thislen);  in feedReplicationBacklog()
142         server.repl_backlog_idx += thislen;  in feedReplicationBacklog()
145         len -= thislen;  in feedReplicationBacklog()
146         p += thislen;  in feedReplicationBacklog()
147         server.repl_backlog_histlen += thislen;  in feedReplicationBacklog()
347         long long thislen =  in addReplyReplicationBacklog()  local
351         serverLog(LL_DEBUG, "[PSYNC] addReply() length: %lld", thislen);  in addReplyReplicationBacklog()
352         addReplySds(c,sdsnewlen(server.repl_backlog + j, thislen));  in addReplyReplicationBacklog()
353         len -= thislen;  in addReplyReplicationBacklog()