linux-kernel - Re: [RFC PATCH 0/7] RDMA/rxe: On-Demand Paging on SoftRoCE

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Date:   Thu, 8 Sep 2022 10:25:53 +0000
From:   "matsuda-daisuke@...itsu.com" <matsuda-daisuke@...itsu.com>
To:     'Zhu Yanjun' <zyjzyj2000@...il.com>
CC:     RDMA mailing list <linux-rdma@...r.kernel.org>,
        Leon Romanovsky <leonro@...dia.com>,
        Jason Gunthorpe <jgg@...dia.com>,
        "nvdimm@...ts.linux.dev" <nvdimm@...ts.linux.dev>,
        LKML <linux-kernel@...r.kernel.org>,
        Bob Pearson <rpearsonhpe@...il.com>,
        "yangx.jy@...itsu.com" <yangx.jy@...itsu.com>,
        "lizhijian@...itsu.com" <lizhijian@...itsu.com>,
        "y-goto@...itsu.com" <y-goto@...itsu.com>
Subject: Re: [RFC PATCH 0/7] RDMA/rxe: On-Demand Paging on SoftRoCE

On Thu, Sep 8, 2022 5:41 PM Zhu Yanjun wrote:
> > [How to test ODP?]
> > There are only a few resources available for testing. pyverbs testcases in
> > rdma-core and perftest[7] are recommendable ones. Note that you may have to
> > build perftest from upstream since older versions do not handle ODP
> > capabilities correctly.
> 
> ibv_rc_pingpong can also test the odp feature.

This may be the easiest way to try the feature.

> 
> Please add rxe odp test cases in rdma-core.

This RFC implementation is functionally a subset of mlx5.
So, basically we can use the existing one(tests/test_odp.py).
I'll add new cases when I make them for additional testing.

Thanks,
Daisuke Matsuda

> 
> Thanks a lot.
> Zhu Yanjun