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From: Jens Axboe <axboe@kernel.dk>
To: Keith Busch <kbusch@kernel.org>
Cc: "Linux NVMe" <linux-nvme@lists.infradead.org>,
	"Christoph Hellwig" <hch@lst.de>, sagig <sagi@grimberg.me>,
	linux-block <linux-block@vger.kernel.org>,
	"Matias Bjørling" <matias.bjorling@wdc.com>,
	"Chaitanya Kulkarni" <chaitanya.kulkarni@wdc.com>,
	"Javier González" <javier.gonz@samsung.com>,
	"Daniel Wagner" <dwagner@suse.de>,
	"Johannes Thumshirn" <johannes.thumshirn@wdc.com>,
	"Martin K . Petersen" <martin.petersen@oracle.com>
Subject: Re: [PATCHv3 1/5] block: add capacity field to zone descriptors
Date: Fri, 26 Jun 2020 06:17:35 -0600
Message-ID: <1a272c03-050c-8a59-f767-cc2170f4c377@kernel.dk> (raw)
In-Reply-To: <20200622162530.1287650-2-kbusch@kernel.org>

On Mon, Jun 22, 2020 at 10:25 AM Keith Busch <kbusch@kernel.org> wrote:
>
> From: Matias Bjørling <matias.bjorling@wdc.com>
>
> In the zoned storage model, the sectors within a zone are typically all
> writeable. With the introduction of the Zoned Namespace (ZNS) Command
> Set in the NVM Express organization, the model was extended to have a
> specific writeable capacity.
>
> Extend the zone descriptor data structure with a zone capacity field to
> indicate to the user how many sectors in a zone are writeable.
>
> Introduce backward compatibility in the zone report ioctl by extending
> the zone report header data structure with a flags field to indicate if
> the capacity field is available.

Reviewed-by: Jens Axboe <axboe@kernel.dk>

-- 
Jens Axboe


  parent reply index

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-22 16:25 [PATCHv3 0/5] nvme support for zoned namespace command set Keith Busch
2020-06-22 16:25 ` [PATCHv3 1/5] block: add capacity field to zone descriptors Keith Busch
2020-06-23  6:15   ` Hannes Reinecke
2020-06-23  8:44   ` Sagi Grimberg
2020-06-26 12:17   ` Jens Axboe [this message]
2020-06-22 16:25 ` [PATCHv3 2/5] null_blk: introduce zone capacity for zoned device Keith Busch
2020-06-23  6:16   ` Hannes Reinecke
2020-06-23  8:45   ` Sagi Grimberg
2020-06-22 16:25 ` [PATCHv3 3/5] nvme: implement I/O Command Sets Command Set support Keith Busch
2020-06-23  6:20   ` Hannes Reinecke
2020-06-23  9:20     ` Niklas Cassel
2020-06-23 14:25       ` Keith Busch
2020-06-23  8:53   ` Sagi Grimberg
2020-06-23 11:25     ` Niklas Cassel
2020-06-23 14:59       ` Keith Busch
2020-06-23 22:10       ` Keith Busch
2020-06-23 23:17         ` Sagi Grimberg
2020-06-24 17:25           ` Keith Busch
2020-06-24 17:46             ` Sagi Grimberg
2020-06-24 18:03               ` Keith Busch
2020-06-24 18:28                 ` Sagi Grimberg
2020-06-24 18:33                   ` Sagi Grimberg
2020-06-24 18:40                     ` Keith Busch
2020-06-24 19:03                       ` Sagi Grimberg
2020-06-24 21:49                         ` Keith Busch
2020-06-24 22:54                           ` Sagi Grimberg
2020-06-24 23:54                             ` Keith Busch
2020-06-23 23:20       ` Sagi Grimberg
2020-06-26  8:54     ` Christoph Hellwig
2020-06-22 16:25 ` [PATCHv3 4/5] nvme: support for multi-command set effects Keith Busch
2020-06-23  6:21   ` Hannes Reinecke
2020-06-23 17:43   ` Sagi Grimberg
2020-06-22 16:25 ` [PATCHv3 5/5] nvme: support for zoned namespaces Keith Busch
2020-06-22 16:48   ` Johannes Thumshirn
2020-06-23  6:23   ` Hannes Reinecke
2020-06-23 17:45   ` Sagi Grimberg
2020-06-24  9:11   ` Javier González
2020-06-29 13:53   ` Johannes Thumshirn

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