[PATCH 1/2] signals: kill(-1) should only signal processes in the same namespace
Eric W. Biederman
ebiederm at xmission.com
Thu Jul 17 10:50:56 PDT 2008
Oleg Nesterov <oleg at tv-sign.ru> writes:
> kill_something_info() can't walk threads, think about the realtime signals.
walking threads is fine delivering signals to non thread group leaders is
> Anyway, I think we should change kill_something_info(-1) to use rcu_read_lock()
> instead of tasklist.
Being dense I think the locking implications of a correct implementation are more
then we are ready to deal with to fix this bug. Although I remember discussing
it and seeing something reasonable.
More information about the Containers