Re: [patch 5/9] security: Use get_task_cred() in keyctl_session_to_parent()

David Howells
2009-12-11T13:53:45Z

Thomas Gleixner <tglx@linutronix.de> wrote:

> Strictly this is not necessary today, but according to Paul McKenney
> it's not guaranteed that irq disabled regions will prevent RCU
> progress. That's a property of the current implementation. In
> preempt-rt this assumption is not true anymore.
>
> Use get_task_cred() to make this future proof.
>
> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

Acked-by: David Howells <dhowells@redhat.com>