Fabric Connect Fails with Chelsio from Windows Host

[VIKASH KUMAR]

Hi Sagi Grimverg,

Thanks for the reply. Yes I am able to print logs. And you are right
it's failing inside rdma_rw_ctx_init for _init_mr_wrs and returned
value is fffffff5.


Thanks and Regards,
Vikash Kumar

On Sun, Jan 14, 2018 at 4:20 PM, Sagi Grimberg <sagi at grimberg.me> wrote:
>> Hi all,
>>
>> I have written a Windows application to test NVMe over RDMA with
>> Chelsio RNICs in host and target.
>> When I issue the fabric connect command from host, target fails in
>> nvmet_rdma_map_sgl_keyed( ) with Status code 0x6 (Internal error). And
>> RDMA connect command working fine.
>>
>> I have tried the same application with Mellanox RNICs, and connect is
>> working fine. Also I have tired with the linux host and linux target,
>> fabric connect command working fine.
>>
>> Has anybody tested the linux NVMe over RDMA stack with Chelsio RNIC?
>
>
> I think Steve Wise have.
>
> As I see it, this probably related to the rdma_rw_ctx that involves MRs.
> Are you able to add some logging prints to your system?