linux-ext4 - Re: [PATCH 04/29] dax: simplify the dax

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Message-ID: <CAPcyv4jd2eUo4bDfX=idG7js6W=L8uKKveG97r1a8DWa-pJ=mQ@mail.gmail.com>
Date:   Tue, 23 Nov 2021 11:33:45 -0800
From:   Dan Williams <dan.j.williams@...el.com>
To:     Christoph Hellwig <hch@....de>
Cc:     Mike Snitzer <snitzer@...hat.com>, Ira Weiny <ira.weiny@...el.com>,
        device-mapper development <dm-devel@...hat.com>,
        linux-xfs <linux-xfs@...r.kernel.org>,
        Linux NVDIMM <nvdimm@...ts.linux.dev>,
        linux-s390 <linux-s390@...r.kernel.org>,
        linux-fsdevel <linux-fsdevel@...r.kernel.org>,
        linux-erofs@...ts.ozlabs.org,
        linux-ext4 <linux-ext4@...r.kernel.org>,
        virtualization@...ts.linux-foundation.org
Subject: Re: [PATCH 04/29] dax: simplify the dax_device <-> gendisk association

On Mon, Nov 22, 2021 at 9:58 PM Christoph Hellwig <hch@....de> wrote:
>
> On Mon, Nov 22, 2021 at 07:33:06PM -0800, Dan Williams wrote:
> > Is it time to add a "DAX" symbol namespace?
>
> What would be the benefit?

Just the small benefit of identifying DAX core users with a common
grep line, and to indicate that DAX exports are more intertwined than
standalone exports, but yeah those are minor.