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From: Eric Levy <contact@ericlevy.name>
To: "linux-btrfs@vger.kernel.org" <linux-btrfs@vger.kernel.org>
Subject: Re: "hardware-assisted zeroing"
Date: Tue, 04 Jan 2022 20:37:54 -0500	[thread overview]
Message-ID: <9dbeb4327f5e42f0fd45ee4a348bff3f34c6e3f9.camel@ericlevy.name> (raw)
In-Reply-To: <YdT1gEF0zMIN6eQ8@hungrycats.org>

On Tue, 2022-01-04 at 20:33 -0500, Zygo Blaxell wrote:

> That's up to the host filesystem implementation.  ZNS devices require
> filesystems that speak ZNS protocol.  They don't implement a
> traditional
> LBA-oriented interface (or if they do, they provide a separate
> logical
> device interface for that).

The entire file system must fit on one device, even the allocation
data. How would the host find the allocation information, if its
location has been remapped?



  reply	other threads:[~2022-01-05  1:38 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-01-03 11:08 "hardware-assisted zeroing" Eric Levy
2022-01-03 11:17 ` Qu Wenruo
2022-01-03 11:24   ` Eric Levy
2022-01-03 11:51     ` Qu Wenruo
2022-01-04 10:50       ` Eric Levy
2022-01-04 20:49         ` Zygo Blaxell
2022-01-04 22:37           ` Eric Levy
2022-01-04 22:46             ` Qu Wenruo
2022-01-05  0:38               ` Paul Jones
2022-01-05  0:44                 ` Eric Levy
2022-01-05  1:12                   ` Paul Jones
2022-01-05  1:20                     ` Eric Levy
2022-01-05  1:21                   ` Zygo Blaxell
2022-01-05  1:26                     ` Eric Levy
2022-01-05  1:33                       ` Zygo Blaxell
2022-01-05  1:37                         ` Eric Levy [this message]
2022-01-05  2:20                           ` Zygo Blaxell
2022-01-05  1:32             ` Zygo Blaxell
2022-01-04 22:37         ` Qu Wenruo
2022-01-03 11:46 ` David Disseldorp
2022-01-03 11:57   ` Qu Wenruo

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