Re: RCU question

From: Zwane Mwaikambo
Date: Sat Dec 11 2004 - 09:54:24 EST

On Fri, 10 Dec 2004, George Anzinger wrote:

> That is ok. Either we have interrupts off and no softirqs are pending and we
> proceed to the "hlt" (where the interrupt will be taken), or softirqs are
> pending, we turn interrupts on, do the softirq, turn interrupts off and try
> again. Unless some tasklet (RCU?) never "gives up" or we will exit the while
> with interrupts off and move on to the "hlt". Or did I miss something?

But the point is that you cannot execute hlt with interrupts disabled.

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