[ofa-general] mlx4 second port lro issue

Tziporet Koren tziporet at dev.mellanox.co.il
Sun Sep 13 06:45:01 PDT 2009


Shirley Ma wrote:
> Hello Barry
>
> On Fri, 2009-09-11 at 08:37 +0530, Barry Mavin wrote:
>   
>> Is LRO on by default? If not how can we enable it?
>>
>>     
>
> It is a mlx4_en module parameter, by default it is set to
> MLX4_EN_MAX_LRO_DESCRIPTORS which is 32, reloading the module with
> num_lro=0 will disable it. It will impact performance when disabling it.
>
> Any possible reason for port1 works but not port2?
>
> Shirley
>
>
>   
Yevgeny - our maintainer of mlx4_en driver is on vacation
He will look into it when he is back

Tziporet




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