X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/d8a7290f8621b72139461ed6606cde31fa4d544f..8e6b4ddbe8c4811b443d5463d54f2bf20eeef896:/flist.c

diff --git a/flist.c b/flist.c
index d0777d23..6f3e8639 100644
--- a/flist.c
+++ b/flist.c
@@ -2051,7 +2051,7 @@ struct file_list *send_file_list(int f, int argc, char *argv[])
 	struct timeval start_tv, end_tv;
 	int64 start_write;
 	int use_ff_fd = 0;
-	int disable_buffering;
+	int disable_buffering, reenable_multiplex = -1;
 	int flags = recurse ? FLAG_CONTENT_DIR : 0;
 	int reading_remotely = filesfrom_host != NULL;
 	int rl_flags = (reading_remotely ? 0 : RL_DUMP_COMMENTS)
@@ -2092,6 +2092,12 @@ struct file_list *send_file_list(int f, int argc, char *argv[])
 				full_fname(argv[0]));
 			exit_cleanup(RERR_FILESELECT);
 		}
+		if (protocol_version < 31) {
+			/* Older protocols send the files-from data w/o packaging
+			 * it in multiplexed I/O packets, so temporarily switch
+			 * to buffered I/O to match this behavior. */
+			reenable_multiplex = io_end_multiplex_in(MPLX_TO_BUFFERED);
+		}
 		use_ff_fd = 1;
 	}
 
@@ -2297,6 +2303,9 @@ struct file_list *send_file_list(int f, int argc, char *argv[])
 			send_file_name(f, flist, fbuf, &st, flags, NO_FILTERS);
 	}
 
+	if (reenable_multiplex >= 0)
+		io_start_multiplex_in(reenable_multiplex);
+
 	gettimeofday(&end_tv, NULL);
 	stats.flist_buildtime = (int64)(end_tv.tv_sec - start_tv.tv_sec) * 1000
 			      + (end_tv.tv_usec - start_tv.tv_usec) / 1000;
@@ -2352,7 +2361,7 @@ struct file_list *send_file_list(int f, int argc, char *argv[])
 		send_msg_int(MSG_IO_ERROR, io_error);
 
 	if (disable_buffering)
-		io_end_buffering_out(True);
+		io_end_buffering_out(IOBUF_FREE_BUFS);
 
 	stats.flist_size = stats.total_written - start_write;
 	stats.num_files = flist->used;