[Skiboot] [PATCH v2 0/3] Support PCI Virtual Device
gwshan at linux.vnet.ibm.com
Thu Sep 8 17:13:45 AEST 2016
On Thu, Sep 08, 2016 at 05:04:19PM +1000, Alistair Popple wrote:
>On Thu, 8 Sep 2016 03:46:45 PM Gavin Shan wrote:
>> Another patch was sent to fix something incorrect in PCI config filter. With
>> it's applied, the bandwidth testing succeeded. Alistair, please help confirm
>> the result is close to the expected one? It seems we have some performance
>> lost and I can sort it out later.
>That's strange. There's no obvious reason why these patches should impact
>nvlink bandwidth at all.
Yeah, I didn't expect too much PCI config space accesses during the test. Anyway,
I'm going to send another patch to regain the original performance as we talked.
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