--- a/mercurial/localrepo.py Tue Jun 27 18:13:10 2017 +0200
+++ b/mercurial/localrepo.py Fri Jun 23 13:49:34 2017 +0200
@@ -432,6 +432,9 @@
'aggressivemergedeltas', False)
self.svfs.options['aggressivemergedeltas'] = aggressivemergedeltas
self.svfs.options['lazydeltabase'] = not scmutil.gddeltaconfig(self.ui)
+ chainspan = self.ui.configbytes('experimental', 'maxdeltachainspan', -1)
+ if 0 <= chainspan:
+ self.svfs.options['maxdeltachainspan'] = chainspan
for r in self.requirements:
if r.startswith('exp-compression-'):