lkml.org 
[lkml]   [2021]   [Aug]   [19]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] rcutorture: Avoid problematic critical section nesting on RT
On 2021-08-19 11:20:35 [-0700], Paul E. McKenney wrote:
> > This piece above, I don't understand. I had it running for a while and
> > it didn't explode. Let me try TREE01 for 30min without that piece.
>
> This might be historical. There was a time when interrupts being
> disabled across rcu_read_unlock() meant that preemption had to have
> been disabled across the entire RCU read-side critical section.
>
> I am not seeing a purpose for it now, but I could easily be missing
> something, especially given my tenuous grasp of RT.

Okay. So the 30min test didn't trigger any warnings…

> Either way, looking forward to the next version!

Good. So if you liked what you have seen then I'm going to resubmit the
above as a proper patch then.
Thanks!

> Thanx, Paul

Sebastian

\
 
 \ /
  Last update: 2021-08-19 20:46    [W:0.065 / U:0.148 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site