Re: [RFC PATCH 0/2] Union Mount: Directory listing in glibc

Jan Blunck
2008-04-29T16:16:28Z

On Tue, Apr 29, Erez Zadok wrote:

> Also, I'll reiterate my previous concern that I think you may need to also
> handle "opaque directories". See the discussion in section 5.1 "Creation
> and deletion of whiteouts", in the original union mounts paper:

Hmm, if kernel is traversing to the next layer in an union and it finds it to
be opaque the kernel knows that this is the "end" of the union. So after
reading that directory it is done.

Regards,
Jan

--
Jan Blunck <jblunck@suse.de>