On Fri, 2009-02-20 at 23:54 +0100, Peter Zijlstra wrote:
> On Fri, 2009-02-20 at 14:25 -0800, Sven-Thorsten Dietrich wrote:
> > On Thu, 2009-02-12 at 23:56 +0100, Thomas Gleixner wrote:
> > > We are pleased to announce the first update to our new preempt-rt
> > > series. It fixes the reported bugs and some more.
> > > 
> > FYI:
> > 
> > These patches in RT2:
> > 
> > rt-fix-ipi-kfree-introduce-ipi_softirq.patch
> > rt-fix-ipi-kfree-introduce-ipi_softirq-cleanup.patch
> > 
> > Cause a hard-lock when running dhcp on my 8-way AMD box.
> > 
> > Reverting them eliminates the issue.
> 
> can you try the patches in:
> 
> http://lkml.org/lkml/2009/2/17/385
> http://lkml.org/lkml/2009/2/17/384
> http://lkml.org/lkml/2009/2/17/387
> 
> 
> 

These work with 2.6.29-rc4-rt2.

Also fixes serial console stall.

I applied them before RT and had to tweak these patches:

preempt-realtime-ipi-call-lock-raw.patch
preempt-realtime-x86_64.patch

Thanks!

Sven