Documentation changes.

1 files changed, 4 insertions, 3 deletions

diff --git a/tools/merge_sth.py b/tools/merge_sth.py
index c4220dc..2184af1 100755
--- a/tools/merge_sth.py
+++ b/tools/merge_sth.py
@@ -122,9 +122,10 @@ def main():
     found.
 
     Read tree sizes from the backup.<secondary> files, put them in a
-    list and sort the list. Let new tree size be list[backup-quorum]. If
-    the new tree size is smaller than the currently published tree size,
-    stop here.
+    list and sort the list in falling tree size order.
+
+    Let new tree size be list[backup-quorum]. If the new tree size is
+    smaller than the currently published tree size, stop here.
 
     Decide on a timestamp, build an STH and write it to 'sth'.