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Date:   Fri, 26 Jun 2020 05:25:34 +0900
From:   Keith Busch <kbusch@kernel.org>
To:     Javier =?iso-8859-1?Q?Gonz=E1lez?= <javier@javigon.com>
Cc:     Matias =?iso-8859-1?Q?Bj=F8rling?= <mb@lightnvm.io>,
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        SelvaKumar S <selvakuma.s1@samsung.com>,
        Kanchan Joshi <joshi.k@samsung.com>,
        Nitesh Shetty <nj.shetty@samsung.com>
Subject: Re: [PATCH 4/6] block: introduce IOCTL to report dev properties
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On Thu, Jun 25, 2020 at 09:42:48PM +0200, Javier González wrote:
> We can use nvme passthru, but this bypasses the zoned block abstraction.
> Why not representing ZNS features in the standard zoned block API?

This looks too nvme zns specific to want the block layer in the middle.
Just use the driver's passthrough interface.