From: Chaitanya Kulkarni <chaitanyak@nvidia.com>
To: Pankaj Raghav <p.raghav@samsung.com>, "hch@lst.de" <hch@lst.de>,
"agk@redhat.com" <agk@redhat.com>,
"damien.lemoal@opensource.wdc.com"
<damien.lemoal@opensource.wdc.com>,
"axboe@kernel.dk" <axboe@kernel.dk>,
"snitzer@kernel.org" <snitzer@kernel.org>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"Johannes.Thumshirn@wdc.com" <Johannes.Thumshirn@wdc.com>,
"linux-nvme@lists.infradead.org" <linux-nvme@lists.infradead.org>,
"pankydev8@gmail.com" <pankydev8@gmail.com>,
"matias.bjorling@wdc.com" <matias.bjorling@wdc.com>,
"linux-block@vger.kernel.org" <linux-block@vger.kernel.org>,
"bvanassche@acm.org" <bvanassche@acm.org>,
"gost.dev@samsung.com" <gost.dev@samsung.com>,
"dm-devel@redhat.com" <dm-devel@redhat.com>,
"hare@suse.de" <hare@suse.de>,
"jaegeuk@kernel.org" <jaegeuk@kernel.org>,
Luis Chamberlain <mcgrof@kernel.org>
Subject: Re: [PATCH v13 04/13] nvmet: Allow ZNS target to support non-power_of_2 zone sizes
Date: Wed, 14 Sep 2022 17:16:27 +0000 [thread overview]
Message-ID: <435aa30a-9d1e-e8e6-6a14-6f5f612cf083@nvidia.com> (raw)
In-Reply-To: <20220912082204.51189-5-p.raghav@samsung.com>
On 9/12/2022 1:21 AM, Pankaj Raghav wrote:
> A generic bdev_zone_no() helper is added to calculate zone number for a
> given sector in a block device. This helper internally uses disk_zone_no()
> to find the zone number.
>
> Use the helper bdev_zone_no() to calculate nr of zones. This let's us
> make modifications to the math if needed in one place and adds now
> support for zoned devices with non po2 zone size.
>
> Reviewed by: Adam Manzanares <a.manzanares@samsung.com>
> Reviewed-by: Bart Van Assche <bvanassche@acm.org>
> Reviewed-by: Hannes Reinecke <hare@suse.de>
> Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
> Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
> Signed-off-by: Pankaj Raghav <p.raghav@samsung.com>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
-ck
next prev parent reply other threads:[~2022-09-14 17:16 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20220912082205eucas1p1e5fb1acfb0b2a2fe6261520ace90c883@eucas1p1.samsung.com>
2022-09-12 8:21 ` [PATCH v13 00/13] support zoned block devices with non-power-of-2 " Pankaj Raghav
[not found] ` <CGME20220912082206eucas1p25336d07279850f7009be6b5d1fccf558@eucas1p2.samsung.com>
2022-09-12 8:21 ` [PATCH v13 01/13] block: make bdev_nr_zones and disk_zone_no generic for npo2 zone size Pankaj Raghav
2022-09-12 10:03 ` Johannes Thumshirn
2022-09-14 17:19 ` Chaitanya Kulkarni
[not found] ` <CGME20220912082207eucas1p14b1bcefc6045a0a835e83db8ed810d5e@eucas1p1.samsung.com>
2022-09-12 8:21 ` [PATCH v13 02/13] block: rearrange bdev_{is_zoned,zone_sectors,get_queue} helper in blkdev.h Pankaj Raghav
2022-09-12 10:03 ` Johannes Thumshirn
2022-09-14 17:19 ` Chaitanya Kulkarni
[not found] ` <CGME20220912082209eucas1p2747fa09635df54a6c76821585776672f@eucas1p2.samsung.com>
2022-09-12 8:21 ` [PATCH v13 03/13] block: allow blk-zoned devices to have non-power-of-2 zone size Pankaj Raghav
2022-09-12 10:04 ` Johannes Thumshirn
[not found] ` <CGME20220912082210eucas1p2a27e358b12b0e4b06a7e00938251c90c@eucas1p2.samsung.com>
2022-09-12 8:21 ` [PATCH v13 04/13] nvmet: Allow ZNS target to support non-power_of_2 zone sizes Pankaj Raghav
2022-09-14 17:16 ` Chaitanya Kulkarni [this message]
[not found] ` <CGME20220912082211eucas1p2d7cbc34d8ba679e525442128698a1116@eucas1p2.samsung.com>
2022-09-12 8:21 ` [PATCH v13 05/13] nvme: zns: Allow ZNS drives that have non-power_of_2 zone size Pankaj Raghav
2022-09-14 17:16 ` Chaitanya Kulkarni
[not found] ` <CGME20220912082212eucas1p1032064dd2ac1638d7d18be7e6fe5344e@eucas1p1.samsung.com>
2022-09-12 8:21 ` [PATCH v13 06/13] null_blk: allow zoned devices with non power-of-2 zone sizes Pankaj Raghav
2022-09-12 10:06 ` Johannes Thumshirn
2022-09-14 17:17 ` Chaitanya Kulkarni
[not found] ` <CGME20220912082213eucas1p239d6095dab9b042f05efd3a6e82bac9c@eucas1p2.samsung.com>
2022-09-12 8:21 ` [PATCH v13 07/13] zonefs: allow non power of 2 zoned devices Pankaj Raghav
2022-09-12 10:07 ` Johannes Thumshirn
2022-09-14 17:17 ` Chaitanya Kulkarni
[not found] ` <CGME20220912082214eucas1p1a5796db60e6972eace43c3ab6976248c@eucas1p1.samsung.com>
2022-09-12 8:21 ` [PATCH v13 08/13] dm-zoned: ensure only power of 2 zone sizes are allowed Pankaj Raghav
2022-09-12 10:07 ` Johannes Thumshirn
[not found] ` <CGME20220912082216eucas1p1d3068e7578a88007515c2f4f5ebcc2a8@eucas1p1.samsung.com>
2022-09-12 8:22 ` [PATCH v13 09/13] dm-zone: use generic helpers to calculate offset from zone start Pankaj Raghav
2022-09-12 10:08 ` Johannes Thumshirn
[not found] ` <CGME20220912082217eucas1p15e4ba29d1438990db4acf5c3f6ca5d4f@eucas1p1.samsung.com>
2022-09-12 8:22 ` [PATCH v13 10/13] dm-table: allow zoned devices with non power-of-2 zone sizes Pankaj Raghav
2022-09-12 10:08 ` Johannes Thumshirn
[not found] ` <CGME20220912082218eucas1p23b4bcf6d76947724b9a7468a4b82a7f6@eucas1p2.samsung.com>
2022-09-12 8:22 ` [PATCH v13 11/13] dm: call dm_zone_endio after the target endio callback for zoned devices Pankaj Raghav
[not found] ` <CGME20220912082219eucas1p28467ed150230da8a65e4c957975fe438@eucas1p2.samsung.com>
2022-09-12 8:22 ` [PATCH v13 12/13] dm: introduce DM_EMULATED_ZONES target feature flag Pankaj Raghav
[not found] ` <CGME20220912082220eucas1p24605fdcf22aedc4c40d5303da8f17ad5@eucas1p2.samsung.com>
2022-09-12 8:22 ` [PATCH v13 13/13] dm: add power-of-2 target for zoned devices with non power-of-2 zone sizes Pankaj Raghav
2022-09-14 16:52 ` Mike Snitzer
2022-09-14 19:16 ` Pankaj Raghav
2022-09-16 17:57 ` Pankaj Raghav
2022-09-16 18:04 ` Mike Snitzer
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