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From: Mike Snitzer <snitzer@redhat.com>
To: Christoph Hellwig <hch@lst.de>
Cc: Hannes Reinecke <hare@suse.de>,
	linux-nvme@lists.infradead.org,
	Keith Busch <keith.busch@intel.com>,
	Sagi Grimberg <sagi@grimberg.me>,
	axboe@kernel.dk, Martin Wilck <mwilck@suse.com>,
	lijie <lijie34@huawei.com>,
	xose.vazquez@gmail.com, chengjike.cheng@huawei.com,
	shenhong09@huawei.com, dm-devel@redhat.com,
	wangzhoumengjian@huawei.com, christophe.varoqui@opensvc.com,
	bmarzins@redhat.com, sschremm@netapp.com,
	linux-block@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: nvme: allow ANA support to be independent of native multipathing
Date: Tue, 20 Nov 2018 08:37:19 -0500	[thread overview]
Message-ID: <20181120133719.GB18991@redhat.com> (raw)
In-Reply-To: <20181120094201.GB7742@lst.de>

On Tue, Nov 20 2018 at  4:42am -0500,
Christoph Hellwig <hch@lst.de> wrote:

> On Mon, Nov 19, 2018 at 09:56:50AM -0500, Mike Snitzer wrote:
> > SO: will you be taking my v2 patch for 4.21 or not?
> 
> No.

This isn't how a Linux maintainer engages in technical discussion.

You _clearly_ just want to prevent further use of multipath-tools and
DM-multipath.  You will resort to rejecting a patch that improves the
NVMe driver's standards compliance if it allows you hijack NVMe
multipathing because you think you have the best way and nobody else
should be allowed to use a well established competing _open_ _Linux_
solution.  Simple as that.

You haven't made a single technical argument against my v2 patch, yet
you're rejecting it.  Purely on the basis that having NVMe's ANA updates
work independent on native NVMe multipathing happens to benefit an
alternative (and that benefit is just to not have multipath-tools to be
so crude with a pure userspace ANA state tracking).

Jens, this entire situation has gotten well beyond acceptable and you or
other NVMe co-maintainers need to step in.  We need reasoned _technical_
discussion or this entire process falls apart.

Mike

WARNING: multiple messages have this Message-ID (diff)
From: snitzer@redhat.com (Mike Snitzer)
Subject: nvme: allow ANA support to be independent of native multipathing
Date: Tue, 20 Nov 2018 08:37:19 -0500	[thread overview]
Message-ID: <20181120133719.GB18991@redhat.com> (raw)
In-Reply-To: <20181120094201.GB7742@lst.de>

On Tue, Nov 20 2018 at  4:42am -0500,
Christoph Hellwig <hch@lst.de> wrote:

> On Mon, Nov 19, 2018@09:56:50AM -0500, Mike Snitzer wrote:
> > SO: will you be taking my v2 patch for 4.21 or not?
> 
> No.

This isn't how a Linux maintainer engages in technical discussion.

You _clearly_ just want to prevent further use of multipath-tools and
DM-multipath.  You will resort to rejecting a patch that improves the
NVMe driver's standards compliance if it allows you hijack NVMe
multipathing because you think you have the best way and nobody else
should be allowed to use a well established competing _open_ _Linux_
solution.  Simple as that.

You haven't made a single technical argument against my v2 patch, yet
you're rejecting it.  Purely on the basis that having NVMe's ANA updates
work independent on native NVMe multipathing happens to benefit an
alternative (and that benefit is just to not have multipath-tools to be
so crude with a pure userspace ANA state tracking).

Jens, this entire situation has gotten well beyond acceptable and you or
other NVMe co-maintainers need to step in.  We need reasoned _technical_
discussion or this entire process falls apart.

Mike

  reply	other threads:[~2018-11-20 13:37 UTC|newest]

Thread overview: 63+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-11-08  6:09 [PATCH] multipath-tools: add ANA support for NVMe device lijie
2018-11-12 16:23 ` Martin Wilck
2018-11-12 21:53   ` Mike Snitzer
2018-11-12 21:53     ` Mike Snitzer
2018-11-13  6:59     ` Martin Wilck
2018-11-13  6:59       ` Martin Wilck
2018-11-13 16:18     ` Keith Busch
2018-11-13 16:18       ` Keith Busch
2018-11-13 18:00       ` Mike Snitzer
2018-11-13 18:00         ` Mike Snitzer
2018-11-14  5:38         ` Mike Snitzer
2018-11-14  5:38           ` Mike Snitzer
2018-11-14  7:49           ` Hannes Reinecke
2018-11-14  7:49             ` Hannes Reinecke
2018-11-14 10:36             ` [dm-devel] " Martin Wilck
2018-11-14 10:36               ` Martin Wilck
2018-11-14 17:47             ` Mike Snitzer
2018-11-14 17:47               ` Mike Snitzer
2018-11-14 18:51               ` Hannes Reinecke
2018-11-14 18:51                 ` Hannes Reinecke
2018-11-14 19:26                 ` Mike Snitzer
2018-11-14 19:26                   ` Mike Snitzer
2018-11-15 17:46                 ` [PATCH] nvme: allow ANA support to be independent of native multipathing Mike Snitzer
2018-11-15 17:46                   ` Mike Snitzer
2018-11-16  7:25                   ` Hannes Reinecke
2018-11-16  7:25                     ` Hannes Reinecke
2018-11-16 14:01                     ` Mike Snitzer
2018-11-16 14:01                       ` Mike Snitzer
2018-11-16  9:14                   ` [PATCH] " Christoph Hellwig
2018-11-16  9:14                     ` Christoph Hellwig
2018-11-16  9:40                     ` Hannes Reinecke
2018-11-16  9:40                       ` Hannes Reinecke
2018-11-16  9:49                       ` Christoph Hellwig
2018-11-16  9:49                         ` Christoph Hellwig
2018-11-16 10:06                         ` Hannes Reinecke
2018-11-16 10:06                           ` Hannes Reinecke
2018-11-16 10:17                           ` Christoph Hellwig
2018-11-16 10:17                             ` Christoph Hellwig
2018-11-16 19:28                             ` Mike Snitzer
2018-11-16 19:28                               ` Mike Snitzer
2018-11-16 19:34                               ` Laurence Oberman
2018-11-16 19:34                                 ` Laurence Oberman
2018-11-19  9:39                               ` Christoph Hellwig
2018-11-19  9:39                                 ` Christoph Hellwig
2018-11-19 14:56                                 ` Mike Snitzer
2018-11-19 14:56                                   ` Mike Snitzer
2018-11-19 14:56                                   ` Mike Snitzer
2018-11-20  9:42                                   ` Christoph Hellwig
2018-11-20  9:42                                     ` Christoph Hellwig
2018-11-20 13:37                                     ` Mike Snitzer [this message]
2018-11-20 13:37                                       ` Mike Snitzer
2018-11-20 16:23                                       ` Christoph Hellwig
2018-11-20 16:23                                         ` Christoph Hellwig
2018-11-16 14:12                     ` Mike Snitzer
2018-11-16 14:12                       ` Mike Snitzer
2018-11-16 18:59                   ` [PATCH v2] " Mike Snitzer
2018-11-16 18:59                     ` Mike Snitzer
2018-11-14  7:24       ` multipath-tools: add ANA support for NVMe device Hannes Reinecke
2018-11-14  7:24         ` Hannes Reinecke
2018-11-14 15:35         ` Christoph Hellwig
2018-11-14 15:35           ` Christoph Hellwig
2018-11-14 16:16           ` Mike Snitzer
2018-11-14 16:16             ` Mike Snitzer

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