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From: Pankaj Raghav <p.raghav@samsung.com>
To: Bart Van Assche <bvanassche@acm.org>,
	<damien.lemoal@opensource.wdc.com>, <hch@lst.de>,
	<axboe@kernel.dk>, <snitzer@kernel.org>,
	<Johannes.Thumshirn@wdc.com>
Cc: <matias.bjorling@wdc.com>, <gost.dev@samsung.com>,
	<linux-kernel@vger.kernel.org>, <hare@suse.de>,
	<linux-block@vger.kernel.org>, <pankydev8@gmail.com>,
	<jaegeuk@kernel.org>, <dm-devel@redhat.com>,
	<linux-nvme@lists.infradead.org>
Subject: Re: [PATCH v8 00/11] support non power of 2 zoned device
Date: Thu, 28 Jul 2022 13:57:58 +0200	[thread overview]
Message-ID: <e0606903-c007-43f1-538f-b70ee607be0a@samsung.com> (raw)
In-Reply-To: <51255650-ddc2-4f3d-52e5-14007b9ff538@acm.org>

Hi Bart,

On 2022-07-28 01:19, Bart Van Assche wrote:
> On 7/27/22 09:22, Pankaj Raghav wrote:
>> This series adds support to npo2 zoned devices in the block and nvme
>> layer and a new **dm target** is added: dm-po2z-target. This new
>> target will be initially used for filesystems such as btrfs and
>> f2fs that does not have native npo2 zone support.
> 
> Should any SCSI changes be included in this patch series? From sd_zbc.c:
> 
>     if (!is_power_of_2(zone_blocks)) {
>         sd_printk(KERN_ERR, sdkp,
>               "Zone size %llu is not a power of two.\n",
>               zone_blocks);
>         return -EINVAL;
>     }
> 
I would keep these changes out of the current patch series because it
will also increase the test scope. I think once the block layer
constraint is removed as a part of this series, we can work on the SCSI
changes in the next cycle.
> Thanks,
> 
> Bart.

WARNING: multiple messages have this Message-ID (diff)
From: Pankaj Raghav <p.raghav@samsung.com>
To: Bart Van Assche <bvanassche@acm.org>,
	<damien.lemoal@opensource.wdc.com>, <hch@lst.de>,
	<axboe@kernel.dk>, <snitzer@kernel.org>,
	<Johannes.Thumshirn@wdc.com>
Cc: pankydev8@gmail.com, gost.dev@samsung.com,
	linux-kernel@vger.kernel.org, linux-nvme@lists.infradead.org,
	linux-block@vger.kernel.org, dm-devel@redhat.com,
	jaegeuk@kernel.org, matias.bjorling@wdc.com
Subject: Re: [dm-devel] [PATCH v8 00/11] support non power of 2 zoned device
Date: Thu, 28 Jul 2022 13:57:58 +0200	[thread overview]
Message-ID: <e0606903-c007-43f1-538f-b70ee607be0a@samsung.com> (raw)
In-Reply-To: <51255650-ddc2-4f3d-52e5-14007b9ff538@acm.org>

Hi Bart,

On 2022-07-28 01:19, Bart Van Assche wrote:
> On 7/27/22 09:22, Pankaj Raghav wrote:
>> This series adds support to npo2 zoned devices in the block and nvme
>> layer and a new **dm target** is added: dm-po2z-target. This new
>> target will be initially used for filesystems such as btrfs and
>> f2fs that does not have native npo2 zone support.
> 
> Should any SCSI changes be included in this patch series? From sd_zbc.c:
> 
>     if (!is_power_of_2(zone_blocks)) {
>         sd_printk(KERN_ERR, sdkp,
>               "Zone size %llu is not a power of two.\n",
>               zone_blocks);
>         return -EINVAL;
>     }
> 
I would keep these changes out of the current patch series because it
will also increase the test scope. I think once the block layer
constraint is removed as a part of this series, we can work on the SCSI
changes in the next cycle.
> Thanks,
> 
> Bart.

--
dm-devel mailing list
dm-devel@redhat.com
https://listman.redhat.com/mailman/listinfo/dm-devel

  parent reply	other threads:[~2022-07-28 11:58 UTC|newest]

Thread overview: 80+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20220727162246eucas1p1a758799f13d36ba99d30bf92cc5e2754@eucas1p1.samsung.com>
2022-07-27 16:22 ` [PATCH v8 00/11] support non power of 2 zoned device Pankaj Raghav
2022-07-27 16:22   ` [dm-devel] " Pankaj Raghav
     [not found]   ` <CGME20220727162247eucas1p203fc14aa17ecbcb3e6215d5304bb0c85@eucas1p2.samsung.com>
2022-07-27 16:22     ` [PATCH v8 01/11] block: make bdev_nr_zones and disk_zone_no generic for npo2 zsze Pankaj Raghav
2022-07-27 16:22       ` [dm-devel] " Pankaj Raghav
2022-07-28  2:54       ` Damien Le Moal
2022-07-28  2:54         ` [dm-devel] " Damien Le Moal
     [not found]   ` <CGME20220727162248eucas1p2ff8c3c2b021bedcae3960024b4e269e9@eucas1p2.samsung.com>
2022-07-27 16:22     ` [PATCH v8 02/11] block: allow blk-zoned devices to have non-power-of-2 zone size Pankaj Raghav
2022-07-27 16:22       ` [dm-devel] " Pankaj Raghav
2022-07-27 23:16       ` Bart Van Assche
2022-07-27 23:16         ` [dm-devel] " Bart Van Assche
2022-07-28 12:11         ` Pankaj Raghav
2022-07-28 12:11           ` [dm-devel] " Pankaj Raghav
2022-07-28 13:29           ` Bart Van Assche
2022-07-28 13:29             ` [dm-devel] " Bart Van Assche
2022-07-29  9:09             ` Pankaj Raghav
2022-07-29  9:09               ` [dm-devel] " Pankaj Raghav
2022-07-28  3:07       ` Damien Le Moal
2022-07-28  3:07         ` [dm-devel] " Damien Le Moal
2022-07-28 12:24         ` Pankaj Raghav
2022-07-28 12:24           ` [dm-devel] " Pankaj Raghav
     [not found]   ` <CGME20220727162249eucas1p28fa44c840e590f6f1b53e0cc12ee3771@eucas1p2.samsung.com>
2022-07-27 16:22     ` [PATCH v8 03/11] nvme: zns: Allow ZNS drives that have non-power_of_2 " Pankaj Raghav
2022-07-27 16:22       ` [dm-devel] " Pankaj Raghav
     [not found]   ` <CGME20220727162250eucas1p133e8a814fee934f7161866122ef93273@eucas1p1.samsung.com>
2022-07-27 16:22     ` [PATCH v8 04/11] nvmet: Allow ZNS target to support non-power_of_2 zone sizes Pankaj Raghav
2022-07-27 16:22       ` [dm-devel] " Pankaj Raghav
2022-07-28  3:09       ` Damien Le Moal
2022-07-28  3:09         ` [dm-devel] " Damien Le Moal
2022-07-29  7:45         ` Pankaj Raghav
2022-07-29  7:45           ` Pankaj Raghav
     [not found]   ` <CGME20220727162251eucas1p12939ac3864fd8705ae139eb2d1087d8f@eucas1p1.samsung.com>
2022-07-27 16:22     ` [PATCH v8 05/11] null_blk: allow non power of 2 zoned devices Pankaj Raghav
2022-07-27 16:22       ` [dm-devel] " Pankaj Raghav
2022-07-27 21:59       ` Chaitanya Kulkarni
2022-07-27 21:59         ` [dm-devel] " Chaitanya Kulkarni
2022-07-29  7:51         ` Pankaj Raghav
2022-07-29  7:51           ` [dm-devel] " Pankaj Raghav
2022-07-28  3:14       ` Damien Le Moal
2022-07-28  3:14         ` [dm-devel] " Damien Le Moal
     [not found]   ` <CGME20220727162252eucas1p25be8b79231334fa0c759c2475859e93b@eucas1p2.samsung.com>
2022-07-27 16:22     ` [PATCH v8 06/11] zonefs: " Pankaj Raghav
2022-07-27 16:22       ` [dm-devel] " Pankaj Raghav
2022-07-28  3:16       ` Damien Le Moal
2022-07-28  3:16         ` [dm-devel] " Damien Le Moal
     [not found]   ` <CGME20220727162253eucas1p1a5912e0494f6918504cc8ff15ad5d31f@eucas1p1.samsung.com>
2022-07-27 16:22     ` [PATCH v8 07/11] dm-zoned: ensure only power of 2 zone sizes are allowed Pankaj Raghav
2022-07-27 16:22       ` [dm-devel] " Pankaj Raghav
2022-07-28  3:18       ` Damien Le Moal
2022-07-28  3:18         ` [dm-devel] " Damien Le Moal
2022-07-28 12:15       ` David Sterba
2022-07-28 12:15         ` [dm-devel] " David Sterba
2022-07-29  8:00         ` Pankaj Raghav
2022-07-29  8:00           ` [dm-devel] " Pankaj Raghav
     [not found]   ` <CGME20220727162254eucas1p1fd990f746d9f9870b8d58ee0bd01fedd@eucas1p1.samsung.com>
2022-07-27 16:22     ` [PATCH v8 08/11] dm-zone: use generic helpers to calculate offset from zone start Pankaj Raghav
2022-07-27 16:22       ` [dm-devel] " Pankaj Raghav
2022-07-28  3:20       ` Damien Le Moal
2022-07-28  3:20         ` [dm-devel] " Damien Le Moal
     [not found]   ` <CGME20220727162255eucas1p2945c6dca42b799bb3b4abf3edb83dde8@eucas1p2.samsung.com>
2022-07-27 16:22     ` [PATCH v8 09/11] dm-table: allow non po2 zoned devices Pankaj Raghav
2022-07-27 16:22       ` [dm-devel] " Pankaj Raghav
2022-07-28  3:22       ` Damien Le Moal
2022-07-28  3:22         ` [dm-devel] " Damien Le Moal
     [not found]   ` <CGME20220727162256eucas1p284a15532173cce3eca46eee0cee3acdd@eucas1p2.samsung.com>
2022-07-27 16:22     ` [PATCH v8 10/11] dm: call dm_zone_endio after the target endio callback for " Pankaj Raghav
2022-07-27 16:22       ` [dm-devel] " Pankaj Raghav
2022-07-28  3:25       ` Damien Le Moal
2022-07-28  3:25         ` [dm-devel] " Damien Le Moal
2022-07-29  8:48         ` Pankaj Raghav
2022-07-29  8:48           ` [dm-devel] " Pankaj Raghav
     [not found]   ` <CGME20220727162257eucas1p2848a75c4aa7e559abb5d9ae0fbd374c1@eucas1p2.samsung.com>
2022-07-27 16:22     ` [PATCH v8 11/11] dm: add power-of-2 zoned target for non-power-of-2 " Pankaj Raghav
2022-07-27 16:22       ` [dm-devel] " Pankaj Raghav
2022-07-28  4:33       ` Damien Le Moal
2022-07-28  4:33         ` [dm-devel] " Damien Le Moal
2022-08-01  8:35         ` Pankaj Raghav
2022-08-01  8:35           ` [dm-devel] " Pankaj Raghav
2022-07-27 23:19   ` [PATCH v8 00/11] support non power of 2 zoned device Bart Van Assche
2022-07-27 23:19     ` [dm-devel] " Bart Van Assche
2022-07-28  1:52     ` Damien Le Moal
2022-07-28  1:52       ` [dm-devel] " Damien Le Moal
2022-07-28  2:58       ` Bart Van Assche
2022-07-28  2:58         ` [dm-devel] " Bart Van Assche
2022-07-28  3:28         ` Damien Le Moal
2022-07-28  3:28           ` [dm-devel] " Damien Le Moal
2022-07-28 11:57     ` Pankaj Raghav [this message]
2022-07-28 11:57       ` Pankaj Raghav
2022-07-28 13:30       ` Bart Van Assche
2022-07-28 13:30         ` [dm-devel] " Bart Van Assche

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