Re: [PATCH] VIA IRQ quirk fixup only in XT_PIC mode Take 2

[Daniel Drake <dsd@gentoo.org>]

Sergio Monteiro Basto wrote:
> > It does look like this patch was under discussion of being reverted 
> > before. See http://lkml.org/lkml/2005/9/26/183
>
> To be honest, I prefer put again this :
>
>  +#ifdef CONFIG_X86_IO_APIC
>  +      if (nr_ioapics && !skip_ioapic_setup)
>  +              return;
>  +#endif
>  +#ifdef CONFIG_ACPI
>  +      if (acpi_irq_model != ACPI_IRQ_MODEL_PIC)
>  +              return;
>  +#endif

Isn't this exactly the same as what was being suggested?

> about Linus suggestion : 
> -	new_irq = dev->irq & 0xf;
> +	new_irq = dev->irq;
> +	if (!new_irq || new_irq >= 15)
> +		return;
>
> no, we have problem with VIA SATA controllers which have irq lower than
> 15 

Any chance you can provide a link to this example so that we can 
document the decision in the commit message?

Thanks,
Daniel

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