[RFC] fs, proc: Introduce the /proc/<pid>/map_files/ directory v2

[Cyrill Gorcunov]

On Wed, Aug 24, 2011 at 03:18:06PM +0400, Vasiliy Kulikov wrote:
...
> 
> You have no ptrace_may_access() check in ->lookup(), only in ->readdir().
> 

Thanks Vasiliy! I'm reworking it anyway ;)

	Cyrill