nspawn: make sure --private-users-ownership=no and =off work the same way

We usually want to use "extended booleans" for cases like this, i.e.
that "off", "no" and "0" can be used interchangably for turning
something off.

diff --git a/src/nspawn/nspawn-settings.c b/src/nspawn/nspawn-settings.c
index 587da92cb27c334ab59d831cb6b8cfdf14d1f25c..7842d93c34a9ecea997a99cef22fd81f594bc2ea 100644 (file)
--- a/src/nspawn/nspawn-settings.c
+++ b/src/nspawn/nspawn-settings.c
@@ -936,7 +936,8 @@ static const char *const user_namespace_ownership_table[_USER_NAMESPACE_OWNERSHI
         [USER_NAMESPACE_OWNERSHIP_AUTO]  = "auto",
 };
 
-DEFINE_STRING_TABLE_LOOKUP(user_namespace_ownership, UserNamespaceOwnership);
+/* Note: while "yes" maps to "auto" here, we don't really document that, in order to make things clearer and less confusing to users. */
+DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(user_namespace_ownership, UserNamespaceOwnership, USER_NAMESPACE_OWNERSHIP_AUTO);
 
 int config_parse_userns_chown(
                 const char *unit,