On Wed, Dec 21, 2011 at 09:39:48AM -0500, Neil Horman wrote:

the networking cgroups can use the fd table of a task to make adjustments to the
sockets that they own, helping us set owners for various resources. Export
get_files_struct, put_files_struct and sock_from_file, so we can walk a tasks
fdarray easily.

No, no one has any business using these lowlevel routines form modules.

Please find a way to do this in core code, or find more highlevel
primitives to export.

And not even Ccing linux-fsdevel on a change like this is one of the few
things I'd consider extremely offensive.