Re: [patch] Real-Time Preemption, -RT-2.6.12-rc1-V0.7.41-00

Lee Revell
2005-03-20T01:33:19Z

On Sat, 2005-03-19 at 20:16 +0100, Ingo Molnar wrote:
> the biggest change in this patch is the merge of Paul E. McKenney's
> preemptable RCU code. The new RCU code is active on PREEMPT_RT. While it
> is still quite experimental at this stage, it allowed the removal of
> locking cruft (mainly in the networking code), so it could solve some of
> the longstanding netfilter/networking deadlocks/crashes reported by a
> number of people. Be careful nevertheless.

With PREEMPT_RT my machine deadlocked within 20 minutes of boot.
"apt-get dist-upgrade" seemed to trigger the crash. I did not see any
Oops unfortunately.

Lee