[lkml]   [2007]   [Jan]   [31]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [RFC PATCH -rt 2/2] RCU priority boosting additions to rcutorture
Hi Paul.

On Wed, 2007-01-31 at 18:31 -0800, Paul E. McKenney wrote:
> Good to hear from you, Nigel!

Thanks :)

> Should indeed be OK to freeze during suspend/hibernate. Will my
> schedule_timeout_interruptible() be sufficient to allow the freeze
> to happen, or do I need to add an explicit try_to_freeze()?

You need a try_to_freeze() - the process has to enter the refrigerator()
function to be counted as frozen.

> Ah, and I probably need to use the same trick that mtd_blktrans_thread()
> does to avoid having all my sleeps killed of by an errant signal:
> spin_lock_irq(&current->sighand->siglock);
> sigfillset(&current->blocked);
> recalc_sigpending();
> spin_unlock_irq(&current->sighand->siglock);
> Or is such paranoia unnecessary?

Yeah. try_to_freeze() is a function now, so you can do something if
(try_to_freeze()) goto sleep_again if you so desire.



To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2007-02-01 03:45    [W:0.080 / U:1.140 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site