linux-ext4 - Re: [PATCH v4 10/13] lib: test_hmm add module param for zone device type

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Message-ID: <20210722122348.GG1117491@nvidia.com>
Date:   Thu, 22 Jul 2021 09:23:48 -0300
From:   Jason Gunthorpe <jgg@...dia.com>
To:     Alex Sierra <alex.sierra@....com>
Cc:     akpm@...ux-foundation.org, Felix.Kuehling@....com,
        linux-mm@...ck.org, rcampbell@...dia.com,
        linux-ext4@...r.kernel.org, linux-xfs@...r.kernel.org,
        amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
        hch@....de, jglisse@...hat.com
Subject: Re: [PATCH v4 10/13] lib: test_hmm add module param for zone device
 type

On Sat, Jul 17, 2021 at 02:21:32PM -0500, Alex Sierra wrote:
> In order to configure device generic in test_hmm, two
> module parameters should be passed, which correspon to the
> SP start address of each device (2) spm_addr_dev0 &
> spm_addr_dev1. If no parameters are passed, private device
> type is configured.

I don't think tests should need configuration like this, is it really
necessary? How can people with normal HW run this test?

Jason