Re: [PATCH v2 00/12] make rpc_pipefs be mountable multiple time

Kirill A. Shutemov
2011-01-07T11:12:25Z

On Wed, Jan 05, 2011 at 11:41:55AM +0000, Al Viro wrote:
> On Wed, Dec 29, 2010 at 03:14:18PM +0200, Kirill A. Shutemov wrote:
> > Prepare nfs/sunrpc stack to use multiple instances of rpc_pipefs.
>
> Won't that make sunrpc impossible to rmmod once you've got it in?
> Note that having a reference to vfsmount pins it down, which pins
> the superblock down, which pins the file_system_type down, which
> pins the damn module down. So cleanup_sunrpc() won't be ever called,
> AFAICS...

Hm.. rpc_pipe_fs_type.owner = NULL seems fix the problem.
Is it valid solution in this case?

--
Kirill A. Shutemov