[PATCH] More fixes for lazy IRQ vs. idle

[Benjamin Herrenschmidt]

> -	hard_irq_disable();
> -	if (!lazy_irq_pending())
> +	if (prep_irq_for_idle()) {
>  		cede_processor();
> +#ifdef CONFIG_TRACE_IRQFLAG

this is IRQFLAGS (missing "S"). I'll fix it while I commit, the same
typo is in another place in irq.c as well, I'll commit a fix for that
too and shoot the whole thing to Linus.
 
> +		/* Ensure that H_CEDE returns with IRQs on */
> +		WARN_ON(!(mfmsr() & MSR_EE));
> +#endif
> +	}
>  }
>  
>  static int dedicated_cede_loop(struct cpuidle_device *dev,
> 
> 
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