On Mon, Aug 16, 2010 at 14:48, Parmenides <[email protected]> wrote:
> The if statement checks whether irqs are enabled. If so, the
> preemption will be carried out. I wonder why this check is necessary.
> Why preemption is prohibited with irqs disabled?

Because that likely means we are running on behalf of something
"atomic" that must go uninterrupted and stay in constant path?

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regards,

Mulyadi Santosa
Freelance Linux trainer and consultant

blog: the-hydra.blogspot.com
training: mulyaditraining.blogspot.com

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