From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Hannes Reinecke <hare@suse.de>
Cc: Christoph Hellwig <hch@lst.de>,
SelvaKumar S <selvakuma.s1@samsung.com>,
linux-nvme@lists.infradead.org, kbusch@kernel.org,
axboe@kernel.dk, damien.lemoal@wdc.com, sagi@grimberg.me,
linux-block@vger.kernel.org, linux-kernel@vger.kernel.org,
dm-devel@redhat.com, snitzer@redhat.com, selvajove@gmail.com,
nj.shetty@samsung.com, joshi.k@samsung.com,
javier.gonz@samsung.com,
"Martin K. Petersen" <martin.petersen@oracle.com>,
Bart Van Assche <bvanassche@acm.org>,
Mikulas Patocka <mpatocka@redhat.com>,
linux-scsi@vger.kernel.org
Subject: Re: [RFC PATCH v2 0/2] add simple copy support
Date: Tue, 08 Dec 2020 22:02:35 -0500 [thread overview]
Message-ID: <yq1im9bsn0a.fsf@ca-mkp.ca.oracle.com> (raw)
In-Reply-To: <01fe46ac-16a5-d4db-f23d-07a03d3935f3@suse.de> (Hannes Reinecke's message of "Mon, 7 Dec 2020 15:56:15 +0100")
Hannes,
[Sorry I'm late to the discussion here, had a few fires going in
addition to the end of the kernel cycle]
> And we shouldn't forget that the main issue which killed all previous
> implementations was a missing QoS guarantee.
That and the fact that our arbitrary stacking situation was hard to
resolve.
The QoS guarantee was somewhat addressed by Fred in T10. But I agree we
need some sort of toggle.
--
Martin K. Petersen Oracle Linux Engineering
next prev parent reply other threads:[~2020-12-09 3:05 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20201204094719epcas5p23b3c41223897de3840f92ae3c229cda5@epcas5p2.samsung.com>
[not found] ` <20201204094659.12732-1-selvakuma.s1@samsung.com>
2020-12-07 14:11 ` [RFC PATCH v2 0/2] add simple copy support Christoph Hellwig
2020-12-07 14:56 ` Hannes Reinecke
2020-12-07 19:24 ` Javier González
2020-12-08 8:40 ` Johannes Thumshirn
2020-12-08 12:22 ` Javier González
2020-12-08 12:37 ` Johannes Thumshirn
2020-12-08 13:13 ` Javier González
2020-12-08 13:24 ` Johannes Thumshirn
2020-12-09 9:17 ` Javier González
2020-12-15 23:45 ` Pavel Machek
2020-12-07 22:12 ` Douglas Gilbert
2020-12-08 6:44 ` Hannes Reinecke
2020-12-08 12:21 ` Javier González
2020-12-09 3:02 ` Martin K. Petersen [this message]
2020-12-07 19:14 ` Javier González
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