RE: [PATCH v3 0/1] RDMA/rxe: Bump up default maximum values used via uverbs

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Sorry. I totally missed this. I will look at it in the morning.

Bob

-----Original Message-----
From: Shoaib Rao <rao.shoaib@xxxxxxxxxx> 
Sent: Sunday, September 12, 2021 7:50 PM
To: Jason Gunthorpe <jgg@xxxxxxxx>
Cc: Pearson, Robert B <robert.pearson2@xxxxxxx>; Zhu Yanjun <zyjzyj2000@xxxxxxxxx>; RDMA mailing list <linux-rdma@xxxxxxxxxxxxxxx>
Subject: Re: [PATCH v3 0/1] RDMA/rxe: Bump up default maximum values used via uverbs


On 8/6/21 6:49 AM, Jason Gunthorpe wrote:
> On Wed, Aug 04, 2021 at 11:11:15PM -0700, Shoaib Rao wrote:
>> Bob,
>>
>> Your third patch has an issue.
>>
>> In rxe_cq_post()
>>
>>
>> addr = producer_addr(cq->queue, QUEUE_TYPE_TO_CLIENT);
>>
>> It should be
>>
>> addr = producer_addr(cq->queue, QUEUE_TYPE_FROM_CLIENT);
>>
>> After making this change, I have tested my patch and rping works.
>>
>> Bob can you please point me to the discussion which lead to the 
>> current changes, particularly the need for user barrier.
>>
>> Zhu can you apply Bob's 3 patches + the change above + my patch and 
>> report back. In my testing it works.
> I'll expect Bob to resend
>
> 	[for-next,v2,3/3] RDMA/rxe: Add memory barriers to kernel queues
>
> Jason

I have not seen a reply to this email thread. Has the issue been resolved and I missed it?

Shoaib





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