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From: Damien Le Moal <damien.lemoal@opensource.wdc.com>
To: "Javier González" <javier@javigon.com>,
	"Christoph Hellwig" <hch@infradead.org>
Cc: "Keith Busch" <kbusch@kernel.org>,
	"James Bottomley" <James.Bottomley@hansenpartnership.com>,
	"Luis Chamberlain" <mcgrof@kernel.org>,
	"Dave Chinner" <david@fromorbit.com>,
	linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org,
	lsf-pc@lists.linux-foundation.org,
	"Matias Bjørling" <matias.bjorling@wdc.com>,
	"Damien Le Moal" <damien.lemoal@wdc.com>,
	"Bart Van Assche" <bvanassche@acm.org>,
	"Adam Manzanares" <a.manzanares@samsung.com>,
	"Keith Busch" <keith.busch@wdc.com>,
	"Johannes Thumshirn" <johannes.thumshirn@wdc.com>,
	"Naohiro Aota" <naohiro.aota@wdc.com>,
	"Pankaj Raghav" <pankydev8@gmail.com>,
	"Kanchan Joshi" <joshi.k@samsung.com>,
	"Nitesh Shetty" <nj.shetty@samsung.com>
Subject: Re: [LSF/MM/BPF BoF] BoF for Zoned Storage
Date: Sat, 12 Mar 2022 17:03:03 +0900	[thread overview]
Message-ID: <1d3f56c0-3f53-3609-d376-1a5ffc327bd1@opensource.wdc.com> (raw)
In-Reply-To: <20220311085925.c66kly5zy6otgcer@ArmHalley.local>

On 3/11/22 17:59, Javier González wrote:
> On 11.03.2022 00:46, Christoph Hellwig wrote:
>> On Fri, Mar 11, 2022 at 08:53:17AM +0100, Javier González wrote:
>>> How do you propose we meed the request from Damien to support _all_
>>> existing users if we remove the PO2 constraint from the block layer?
>>
>> By actually making the users support it.  Not by adding crap to
>> block drivers to pretend that they are exposing something totally
>> different than what they actually are.
> 
> Ok. Is it reasonable for you that we start removing the PO2 check in the
> block layer and then add btrfs support? This will mean that some
> applications that assume PO2 will not work.
> 
> 	Damien: Are you OK with this?

See my answer to Luis's email.

> 
> We can then work on other parts as needed (e.g., ZoneFS)


-- 
Damien Le Moal
Western Digital Research

  reply	other threads:[~2022-03-12  8:03 UTC|newest]

Thread overview: 59+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-03  0:56 [LSF/MM/BPF BoF] BoF for Zoned Storage Luis Chamberlain
2022-03-03  1:03 ` Luis Chamberlain
2022-03-03  1:33 ` Bart Van Assche
2022-03-03  4:31   ` Matias Bjørling
2022-03-03  5:21     ` Adam Manzanares
2022-03-03  5:32 ` Javier González
2022-03-03  6:29   ` Javier González
2022-03-03  7:54     ` Pankaj Raghav
2022-03-03  9:49     ` Damien Le Moal
2022-03-03 14:55       ` Adam Manzanares
2022-03-03 15:22         ` Damien Le Moal
2022-03-03 17:10           ` Adam Manzanares
2022-03-03 19:51             ` Matias Bjørling
2022-03-03 20:18               ` Adam Manzanares
2022-03-03 21:08                 ` Javier González
2022-03-03 21:33                 ` Matias Bjørling
2022-03-04 20:12                   ` Luis Chamberlain
2022-03-06 23:54                     ` Damien Le Moal
2022-03-03 16:12     ` Himanshu Madhani
2022-03-03  7:21 ` Hannes Reinecke
2022-03-03  8:55   ` Damien Le Moal
2022-03-03  7:38 ` Kanchan Joshi
2022-03-03  8:43 ` Johannes Thumshirn
2022-03-03 18:20 ` Viacheslav Dubeyko
2022-03-04  0:10 ` Dave Chinner
2022-03-04 22:10   ` Luis Chamberlain
2022-03-04 22:42     ` Dave Chinner
2022-03-04 22:55       ` Luis Chamberlain
2022-03-05  7:33         ` Javier González
2022-03-07  7:12           ` Dave Chinner
2022-03-07 10:27             ` Matias Bjørling
2022-03-07 11:29               ` Javier González
2022-03-11  0:49             ` Luis Chamberlain
2022-03-11  6:07               ` Christoph Hellwig
2022-03-11 20:31                 ` Luis Chamberlain
2022-03-07 13:55           ` James Bottomley
2022-03-07 14:35             ` Javier González
2022-03-07 15:15               ` Keith Busch
2022-03-07 15:28                 ` Javier González
2022-03-07 20:42                 ` Damien Le Moal
2022-03-11  7:21                   ` Javier González
2022-03-11  7:39                     ` Damien Le Moal
2022-03-11  7:42                       ` Christoph Hellwig
2022-03-11  7:53                         ` Javier González
2022-03-11  8:46                           ` Christoph Hellwig
2022-03-11  8:59                             ` Javier González
2022-03-12  8:03                               ` Damien Le Moal [this message]
2022-03-07  0:07         ` Damien Le Moal
2022-03-06 23:56     ` Damien Le Moal
2022-03-07 15:44       ` Luis Chamberlain
2022-03-07 16:23         ` Johannes Thumshirn
2022-03-07 16:36           ` Luis Chamberlain
2022-03-15 18:08 ` [EXT] " Luca Porzio (lporzio)
2022-03-15 18:39   ` Bart Van Assche
2022-03-15 18:47     ` Bean Huo (beanhuo)
2022-03-15 18:49       ` Jens Axboe
2022-03-15 19:04         ` Bean Huo (beanhuo)
2022-03-15 19:16           ` Jens Axboe
2022-03-15 19:59           ` Bart Van Assche

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