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SubjectRe: [PATCH v5 10/33] iommu, irq: Allocate irq_desc for dmar_msi with local node
Hi Yinghai,
I have a plan to test this patch set once I have reviewed
all patches in coming weeks. Do you have a plan to update to latest
kernel or is it ok to test this version?
Thanks!
Gerry

On 2014/2/22 15:44, Yinghai Lu wrote:
> On Fri, Feb 21, 2014 at 7:14 PM, Jiang Liu <jiang.liu@linux.intel.com> wrote:
>
>> Seems there is no such protection on IA64 side. I feel create_irq_nr()
>> returns 0 for error is a little risky, 0 may be
>> a valid IRQ number on other platforms(no sure about this).
>> Thanks!
>
> in [PATCH] ia64, irq: Add dummy create_irq_nr()
>
> +unsigned int create_irq_nr(unsigned int from, int node)
> +{
> + int irq = create_irq();
> +
> + if (irq < 0)
> + irq = 0;
> +
> + return irq;
> +}
> +
>
> so that from is ignored.
>
> create_irq_nr() is only with x86 and ia64.
>
> Thanks
>
> Yinghai
>


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