Re: + redo-locking-of-tty-pgrp.patch added to -mm tree

[Alan Cox]

On Sat, Feb 23, 2008 at 08:17:46PM +0300, Oleg Nesterov wrote:
> tiocgpgrp() still does pid_vnr(real_tty->pgrp) lockless, this is not safe, no?
> (the same for do_task_stat).

Fixed both in my tree
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