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Date:   Thu, 28 Jan 2021 10:21:07 +0100
From:   Christoph Hellwig <hch@lst.de>
To:     Damien Le Moal <damien.lemoal@wdc.com>
Cc:     linux-block@vger.kernel.org, Jens Axboe <axboe@kernel.dk>,
        linux-scsi@vger.kernel.org,
        "Martin K . Petersen" <martin.petersen@oracle.com>,
        linux-nvme@lists.infradead.org, Christoph Hellwig <hch@lst.de>,
        Keith Busch <keith.busch@wdc.com>,
        Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Subject: Re: [PATCH v4 7/8] block: introduce blk_queue_clear_zone_settings()
Message-ID: <20210128092107.GE1959@lst.de>
References: <20210128044733.503606-1-damien.lemoal@wdc.com> <20210128044733.503606-8-damien.lemoal@wdc.com>
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On Thu, Jan 28, 2021 at 01:47:32PM +0900, Damien Le Moal wrote:
> Introduce the internal function blk_queue_clear_zone_settings() to
> cleanup all limits and resources related to zoned block devices. This
> new function is called from blk_queue_set_zoned() when a disk zoned
> model is set to BLK_ZONED_NONE. This particular case can happens when a
> partition is created on a host-aware scsi disk.

Shouldn't we just do all this work when blk_queue_set_zoned is called
with a BLK_ZONED_NONE argument?  That seems like the more obvious API
to me.