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From: Pavel Machek <pavel@ucw.cz>
To: Christoph Hellwig <hch@infradead.org>
Cc: Daejun Park <daejun7.park@samsung.com>,
	"avri.altman@wdc.com" <avri.altman@wdc.com>,
	"jejb@linux.ibm.com" <jejb@linux.ibm.com>,
	"martin.petersen@oracle.com" <martin.petersen@oracle.com>,
	"asutoshd@codeaurora.org" <asutoshd@codeaurora.org>,
	"beanhuo@micron.com" <beanhuo@micron.com>,
	"stanley.chu@mediatek.com" <stanley.chu@mediatek.com>,
	"cang@codeaurora.org" <cang@codeaurora.org>,
	"bvanassche@acm.org" <bvanassche@acm.org>,
	"tomas.winkler@intel.com" <tomas.winkler@intel.com>,
	ALIM AKHTAR <alim.akhtar@samsung.com>,
	"linux-scsi@vger.kernel.org" <linux-scsi@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Sang-yoon Oh <sangyoon.oh@samsung.com>,
	Sung-Jun Park <sungjun07.park@samsung.com>,
	yongmyung lee <ymhungry.lee@samsung.com>,
	Jinyoung CHOI <j-young.choi@samsung.com>,
	Adel Choi <adel.choi@samsung.com>,
	BoRam Shin <boram.shin@samsung.com>
Subject: Re: [PATCH v6 0/5] scsi: ufs: Add Host Performance Booster Support
Date: Mon, 27 Jul 2020 11:33:56 +0200
Message-ID: <20200727093356.nanldba3nfocw3z3@duo.ucw.cz> (raw)
In-Reply-To: <20200722063937.GA21117@infradead.org>


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On Wed 2020-07-22 07:39:37, Christoph Hellwig wrote:
> As this monster seesm to come back again and again let me re-iterate
> my statement:
> 
> I do not think Linux should support a broken standards extensions that
> creates a huge share state between the Linux initator and the target
> device like this with all its associated problems.
> 
> Nacked-by: Christoph Hellwig <hch@lst.de>

To be a bit more constructive.

Yes, pushing (parts) of FTL to the host makes some kind of sense. IIRC
lightnvm is a step into that direction.
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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  parent reply index

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20200713103423epcms2p8442ee7cc22395e4a4cedf224f95c45e8@epcms2p8>
2020-07-13 10:34 ` Daejun Park
     [not found]   ` <CGME20200713103423epcms2p8442ee7cc22395e4a4cedf224f95c45e8@epcms2p4>
2020-07-13 10:40     ` [PATCH v6 2/5] scsi: ufs: Add UFS-feature layer Daejun Park
2020-07-22  6:41       ` Christoph Hellwig
2020-07-22 12:46         ` Martin K. Petersen
2020-07-22 15:06           ` Bart Van Assche
2020-07-13 10:53     ` [PATCH v6 4/5] scsi: ufs: L2P map management for HPB read Daejun Park
2020-07-15 18:34   ` [PATCH v6 0/5] scsi: ufs: Add Host Performance Booster Support Avi Shchislowski
2020-07-16  1:41     ` Bart Van Assche
2020-07-16 10:00       ` Avi Shchislowski
2020-07-16 16:21         ` Eric Biggers
2020-07-16 16:45         ` Alim Akhtar
2020-07-17 15:54           ` Avi Shchislowski
2020-08-10 15:38         ` Greg KH
2020-07-16  8:13     ` Bean Huo
2020-07-16  8:14     ` Bean Huo
2020-07-16  1:05   ` Alim Akhtar
2020-07-17  5:24     ` Avri Altman
2020-07-19  6:35       ` Avri Altman
2020-07-21 18:15         ` Alim Akhtar
2020-07-22  4:20         ` Martin K. Petersen
2020-07-22  6:18           ` Avri Altman
2020-07-22  6:39   ` Christoph Hellwig
2020-07-22 13:27     ` Martin K. Petersen
2020-07-22 14:34       ` Bart Van Assche
2020-07-27  9:33     ` Pavel Machek [this message]
     [not found]   ` <CGME20200713103423epcms2p8442ee7cc22395e4a4cedf224f95c45e8@epcms2p3>
2020-07-13 10:38     ` [PATCH v6 1/5] scsi: ufs: Add UFS feature related parameter Daejun Park
2020-07-13 12:13       ` Can Guo
2020-07-13 10:58     ` [PATCH v6 5/5] scsi: ufs: Prepare HPB read for cached sub-region Daejun Park
2020-07-27  6:18     ` [PATCH v6 2/5] scsi: ufs: Add UFS-feature layer Daejun Park
2020-08-04 18:43       ` Bart Van Assche
     [not found]   ` <CGME20200713103423epcms2p8442ee7cc22395e4a4cedf224f95c45e8@epcms2p1>
2020-07-13 10:50     ` [PATCH v6 3/5] scsi: ufs: Introduce HPB module Daejun Park
2020-08-04 23:33     ` Re: [PATCH v6 2/5] scsi: ufs: Add UFS-feature layer Daejun Park

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