linux-kernel - Re: [RFC][PATCH] device mapper: Add builtin function dm_get

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Message-ID: <Yahz1SYRG1CQIh0z@infradead.org>
Date:   Wed, 1 Dec 2021 23:20:53 -0800
From:   Christoph Hellwig <hch@...radead.org>
To:     Roberto Sassu <roberto.sassu@...wei.com>
Cc:     deven.desai@...ux.microsoft.com, corbet@....net, axboe@...nel.dk,
        agk@...hat.com, snitzer@...hat.com, ebiggers@...nel.org,
        tytso@....edu, paul@...l-moore.com, eparis@...hat.com,
        jmorris@...ei.org, serge@...lyn.com, jannh@...gle.com,
        dm-devel@...hat.com, linux-doc@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-block@...r.kernel.org,
        linux-fscrypt@...r.kernel.org, linux-audit@...hat.com,
        linux-security-module@...r.kernel.org,
        linux-integrity@...r.kernel.org, tusharsu@...ux.microsoft.com
Subject: Re: [RFC][PATCH] device mapper: Add builtin function dm_get_status()

On Wed, Dec 01, 2021 at 05:37:08PM +0100, Roberto Sassu wrote:
> Users of the device mapper driver might want to obtain a device status,
> with status types defined in the status_type_t enumerator.

The patch looks really odd.  And without the corresponding user of your
new functionality it is entirely unreviewable anyway.