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From: "Pearson, Robert B" <rpearsonhpe@gmail.com>
To: Leon Romanovsky <leon@kernel.org>
Cc: Jason Gunthorpe <jgg@nvidia.com>,
	RDMA mailing list <linux-rdma@vger.kernel.org>
Subject: Re: [Bug Report] RDMA/core: test_qpex.py attempts invalid MW bind operation
Date: Mon, 7 Jun 2021 23:54:29 -0500	[thread overview]
Message-ID: <474ad554-574c-120e-97ba-b617e346f14d@gmail.com> (raw)
In-Reply-To: <YL704NdV9F15CDtQ@unreal>


On 6/7/2021 11:41 PM, Leon Romanovsky wrote:
> On Mon, Jun 07, 2021 at 04:50:20PM -0500, Pearson, Robert B wrote:
>> sorry/this time without the HTML.
>>
>> ======================================================================
>> ERROR: test_qp_ex_rc_bind_mw (tests.test_qpex.QpExTestCase)
>> Verify bind memory window operation using the new post_send API.
>> ----------------------------------------------------------------------
>> Traceback (most recent call last):
>>    File "/home/rpearson/src/rdma-core/tests/test_qpex.py", line 292, in
>> test_qp_ex_rc_bind_mw
>>      u.poll_cq(server.cq)
>>    File "/home/rpearson/src/rdma-core/tests/utils.py", line 538, in poll_cq
>>      raise PyverbsRDMAError('Completion status is {s}'.
>> pyverbs.pyverbs_error.PyverbsRDMAError: Completion status is Memory window
>> bind error. Errno: 6, No such device or address
>>
>> This test attempts to bind a type 2 MW to an MR that does not have bind mw
>> access set and expects the test to succeed.
> Does the test break after your MW series? Or will it break not-merged
> code yet?
>
> Generally speaking, we expect that developers run rdma-core tests and
> fixed/extend them prior to the submission.
>
> Thanks
>
>> Bob Pearson

Nope. I don't have real RNICs at home to test. But (see my note to Zhu) 
the non extended APIs do set the access flags correctly and the extended 
test case does not. The wr_bind_mw() function can't fix this for the 
test case. It has to set the access flags when it creates the MR and it 
didn't. It is possible that mlx5 doesn't check the bind access flag but 
that seems unlikely.

Bob


  reply	other threads:[~2021-06-08  4:55 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-07 21:50 [Bug Report] RDMA/core: test_qpex.py attempts invalid MW bind operation Pearson, Robert B
2021-06-08  4:41 ` Leon Romanovsky
2021-06-08  4:54   ` Pearson, Robert B [this message]
2021-06-08  6:47     ` Leon Romanovsky
2021-06-08 11:53       ` Edward Srouji
2021-06-08 15:54         ` Pearson, Robert B
2021-06-08 16:10           ` Edward Srouji
2021-06-08 16:12           ` Pearson, Robert B
2021-06-08 16:22             ` Pearson, Robert B
2021-06-08 17:14               ` Edward Srouji
2021-06-08 17:36                 ` Pearson, Robert B
2021-06-08 16:46       ` Pearson, Robert B

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