Re: [patch] Real-Time Preemption, -RT-2.6.9-rc4-mm1-U5

From: Ingo Molnar
Date: Tue Oct 19 2004 - 04:04:44 EST



* Thomas Gleixner <tglx@xxxxxxxxxxxxx> wrote:

> On Mon, 2004-10-18 at 16:50, Ingo Molnar wrote:
> > i have released the -U5 Real-Time Preemption patch:
>
> All sleep_on variants trigger the irqs_disabled() check in schedule().
> tglx

ah, forgot that the waitqueue lock is a raw lock. Is there _any_
scenario where sleep_on() is actually correct kernel code?

Ingo
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