[RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes

Eric W. Biederman ebiederm at xmission.com
Thu Mar 22 13:17:40 PDT 2007

Dave Hansen <hansendc at us.ibm.com> writes:

> So, doesn't that problem go away (or at least move to be umount's duty)
> if we completely disconnect those inodes' lifetime from that of any
> process or pid namespace?

If the last process has exited the pid namespace I would like the
code to continue to behave as it currently does.

I would like readdir on /proc/ to not even try to show any pids when
there are no pids or pid related files in the pid namespace.

I would like /proc/self to completely disappear when the are not
any pids in the pid namespace.

I misspoke in when I said that /proc/<pid> was affected.  The function
is proc_pid_readdir and it is a subset of /proc/ so it gets a little 


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