Re: [PATCH v2] block: support arbitrary zone size

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To: Alexey Dobriyan <adobriyan@xxxxxxxxx>
Subject: Re: [PATCH v2] block: support arbitrary zone size
From: "Martin K. Petersen" <martin.petersen@xxxxxxxxxx>
Date: Mon, 10 Feb 2020 18:06:38 -0500
Cc: axboe@xxxxxxxxx, linux-block@xxxxxxxxxxxxxxx, damien.lemoal@xxxxxxx
In-reply-to: <20200210222045.GA1495@avx2> (Alexey Dobriyan's message of "Tue, 11 Feb 2020 01:20:45 +0300")
Organization: Oracle Corporation
References: <20200210220816.GA7769@avx2> <20200210222045.GA1495@avx2>
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1.92 (gnu/linux)

Alexey,

> SK hynix is going to ship ZNS device with zone size not being power of 2.

That is going to wreak havoc all over the place. We have always stated
to device vendors that Linux only supports block and zone sizes that are
powers of two.

-- 
Martin K. Petersen	Oracle Linux Engineering

References:
- [PATCH] block: support arbitrary zone size
  - From: Alexey Dobriyan
- [PATCH v2] block: support arbitrary zone size
  - From: Alexey Dobriyan

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