On Fri, 2016-04-08 at 12:30 +0200, Sebastian Andrzej Siewior wrote:
> On 04/07/2016 09:04 PM, Mike Galbraith wrote:
> > > just to be clear: The patch I attached did _not_ work for you.
> >
> > Sorry, I didn't test. Marathon stress test session convinced me that
> > the lock added by -rt absolutely had to die.
>
> Okay. And the patch did that. I removed the lock.
But also adds when it appears no addition is required. I don't care
how it dies though, only that it does.
> I see. So what I don't like are all the exceptions you have: one for
> RCU and one kernfs. There might come more in the future. So what I aim
> is the removal of the lock.
Yes, those two were bandaids to allow searching for more -rt specific
disease (none found). Removing that lock is the cure.
-Mike
