RE: [PATCH 2/2] cxgb4/rdma: configure 0B MRs to match HW implementation

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> -----Original Message-----
> From: Or Gerlitz [mailto:ogerlitz@xxxxxxxxxxxx]
> Sent: Thursday, October 16, 2014 5:23 AM
> To: Pramod Kumar
> Cc: linux-rdma@xxxxxxxxxxxxxxx; roland@xxxxxxxxxxxxxxx; swise@xxxxxxxxxxxxxxxxxxxxx; hariprasad@xxxxxxxxxxx
> Subject: Re: [PATCH 2/2] cxgb4/rdma: configure 0B MRs to match HW implementation
> 
> 
> On 10/16/2014 12:36 PM, Pramod Kumar wrote:
> > 0B MRs need some tweaks to work correctly with HW.
> 
>   What's the use case?

The dapltest tool does this if you run the transaction test and do 0B IO. A customer discovered the issue.

Steve.



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