Just realized that force user = root is not a best idea because it produces files with root's ownership and ordinary users cannot do anything about them - force user should be the same as owner os shared directory. Anyway, this does not seem to interest many people:-(.
-- Impossible to make share folders accesible and writable without using modyfing config files. https://launchpad.net/bugs/51344 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
