On Thu, 2007-06-07 at 17:58 +0200, Jan Altenberg wrote:
> Hi,
> 
> > > in prepare_task_switch(rq, next); interrupts are enabled,
> > 
> > That's a bug.  __schedule should not have interrupts enabled.
> > What's the back trace of this?
> 
> I've also seen this in the past. Interrupts are enabled in
> prepare_lock_switch because ARM defines __ARCH_WANT_INTERRUPTS_ON_CTXSW.
> 

Heh, silly me.  I've been focused so much on x86 that I forgot what
other archs do.

> IIRC Thomas fixed this for the current -rt release.

Thomas, perhaps you want to post the fix.

What arch is innovator1510 (OMAP5910 cpu) anyway?

/me has been away from embedded systems for some time.

-- Steve

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