Re: [PATCH v2 for-next] RDMA/hns: Add caps flag for UD inline of userspace

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On 2021/1/22 1:52, Jason Gunthorpe wrote:
> On Tue, Jan 05, 2021 at 04:47:03PM +0800, Weihang Li wrote:
>> diff --git a/include/uapi/rdma/hns-abi.h b/include/uapi/rdma/hns-abi.h
>> index 90b739d..79dba94 100644
>> +++ b/include/uapi/rdma/hns-abi.h
>> @@ -77,6 +77,7 @@ enum hns_roce_qp_cap_flags {
>>  	HNS_ROCE_QP_CAP_RQ_RECORD_DB = 1 << 0,
>>  	HNS_ROCE_QP_CAP_SQ_RECORD_DB = 1 << 1,
>>  	HNS_ROCE_QP_CAP_OWNER_DB = 1 << 2,
>> +	HNS_ROCE_QP_CAP_UD_SQ_INL = 1 << 3,
> 
> I don't understand why you need this flag.
> 
> The # of bytes of inline data should be returned from create_qp in the
> max_inline_data cap.
> 
> If things doesn't support inline data then shouldn't that just return
> 0?
> 
> Jason
> 

Yes, you are right. Please ignore this patch and I will update the userspace
part later.

Thanks
Weihang



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