linux-ext4 - Re: [PATCH v1 2/2] mm: remove extra ZONE

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Message-ID: <20211014180132.GA3567687@nvidia.com>
Date:   Thu, 14 Oct 2021 15:01:32 -0300
From:   Jason Gunthorpe <jgg@...dia.com>
To:     Ralph Campbell <rcampbell@...dia.com>
Cc:     Alex Sierra <alex.sierra@....com>, akpm@...ux-foundation.org,
        Felix.Kuehling@....com, linux-mm@...ck.org,
        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, apopple@...dia.com,
        willy@...radead.org
Subject: Re: [PATCH v1 2/2] mm: remove extra ZONE_DEVICE struct page refcount

On Thu, Oct 14, 2021 at 10:35:27AM -0700, Ralph Campbell wrote:

> I ran xfstests-dev using the kernel boot option to "fake" a pmem device
> when I first posted this patch. The tests ran OK (or at least the same
> tests passed with and without my patch). 

Hmm. I know nothing of xfstests but 

tests/generic/413

Looks kind of like it might cover this situation?

Did it run for you?

Jason