Re: [patch] Real-Time Preemption, -RT-2.6.11-rc2-V0.7.37-02

From: Ingo Molnar
Date: Mon Feb 07 2005 - 04:26:07 EST



* Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:

> On Sat, 2005-02-05 at 08:59 +0100, Ingo Molnar wrote:
>
> > hm - i had a fix in this area in the -V0.7 series. Then i thought this
> > is a performance fix only and dropped it eventually, but could you give
> > it a go - does it fix the deadlock?
> >
> > Ingo
>
> Yep, it worked! I tried a similar fix earlier but I put the preempt
> disable before the setting of q->status (duh!) and it didn't work. But
> it was late and I was tired of looking at it. I was about to say that
> I already tried it, but then noticed the placement of preempt_disable,
> and thought, I better try yours anyway. Well, it seems to fix it. By
> the way, I just put in the disable and enable in -37. I haven't gotten
> to your 38 yet, but this fixed 37.

good - i've merged this into the -38-03 release.

Ingo
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