--- a/mercurial/localrepo.py Thu Jan 14 00:56:27 2021 +0100
+++ b/mercurial/localrepo.py Wed Jan 13 23:51:12 2021 +0100
@@ -1045,7 +1045,7 @@
options[b'rust.index'] = True
if requirementsmod.NODEMAP_REQUIREMENT in requirements:
options[b'persistent-nodemap'] = True
- if ui.configbool(b'storage', b'revlog.nodemap.mmap'):
+ if ui.configbool(b'storage', b'revlog.persistent-nodemap.mmap'):
options[b'persistent-nodemap.mmap'] = True
epnm = ui.config(b'storage', b'revlog.nodemap.mode')
options[b'persistent-nodemap.mode'] = epnm