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SubjectRe: [PATCH] pci/intr_remapping: allocate irq_iommu on node
Suresh Siddha wrote:
> On Wed, 2009-08-05 at 02:14 -0700, Yinghai Lu wrote:
>> without this patch
>>
>> [ 299.175436] igbvf 0000:41:10.0: enabling device (0000 -> 0002)
>> [ 299.180009] igbvf 0000:41:10.0: using 64bit DMA mask
>> [ 299.183077] igbvf 0000:41:10.0: using 64bit consistent DMA mask
>> [ 299.199870] igbvf 0000:41:10.0: enabling bus mastering
>> [ 299.205534] igbvf 0000:41:10.0: setting latency timer to 64
>> [ 299.219654] reserve_memtype added 0xcfc00000-0xcfc04000, track uncached-minus, req uncached-minus, ret uncached-minus
>> [ 299.239615] reserve_memtype added 0xcfc20000-0xcfc21000, track uncached-minus, req uncached-minus, ret uncached-minus
>> [ 299.260181] alloc irq_desc for 217 on node 2
>> [ 299.263501] alloc kstat_irqs on node 2
>> [ 299.276276] alloc irq_2_iommu on node 0
>> [ 299.281847] igbvf 0000:41:10.0: irq 217 for MSI/MSI-X
>> [ 299.285511] alloc irq_desc for 218 on node 2
>> [ 299.297813] alloc kstat_irqs on node 2
>> [ 299.302543] alloc irq_2_iommu on node 0
>> [ 299.315358] igbvf 0000:41:10.0: irq 218 for MSI/MSI-X
>> [ 299.321102] alloc irq_desc for 219 on node 2
>> [ 299.325932] alloc kstat_irqs on node 2
>> [ 299.338616] alloc irq_2_iommu on node 0
>> [ 299.340789] igbvf 0000:41:10.0: irq 219 for MSI/MSI-X
>> [ 299.356532] igbvf 0000:41:10.0: PF still in reset state, assigning new address
>> [ 299.365128] igbvf 0000:41:10.0: PF still resetting
>> [ 299.377625] igbvf 0000:41:10.0: Intel(R) 82576 Virtual Function
>> [ 299.385619] igbvf 0000:41:10.0: Address: c6:e3:de:62:de:eb
>> [ 299.395957] igbvf 0000:41:10.0: MAC: 1
>>
>> thought we could put irq_2_iommu to same node too.
>
> Yinghai, even with this patch, we will still be allocating from node-0.
> No?

with this patch will get
alloc irq_2_iommu on node 2

YH


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