From: Pankaj Raghav <pankydev8@gmail.com>
To: Christoph Hellwig <hch@lst.de>
Cc: "Jason A. Donenfeld" <Jason@zx2c4.com>,
"R, Monish Kumar" <monish.kumar.r@intel.com>,
"open list:NVM EXPRESS DRIVER" <linux-nvme@lists.infradead.org>,
"Sagi Grimberg" <sagi@grimberg.me>,
"alan.adamson@oracle.com" <alan.adamson@oracle.com>,
LKML <linux-kernel@vger.kernel.org>,
"Yi Zhang" <yi.zhang@redhat.com>,
"Keith Busch" <kbusch@kernel.org>, "axboe@fb.com" <axboe@fb.com>,
"Rao, Abhijeet" <abhijeet.rao@intel.com>,
"Pankaj Raghav" <p.raghav@samsung.com>,
"Javier González" <javier.gonz@samsung.com>
Subject: Re: 2 second nvme initialization delay regression in 5.18 [Was: Re: [bug report]nvme0: Admin Cmd(0x6), I/O Error (sct 0x0 / sc 0x2) MORE DNR observed during blktests]
Date: Fri, 10 Jun 2022 14:05:54 +0200 [thread overview]
Message-ID: <20220610120554.ry7w37jbf3g6w3p3@quentin> (raw)
In-Reply-To: <20220610061449.GD24331@lst.de>
On Fri, Jun 10, 2022 at 08:14:49AM +0200, Christoph Hellwig wrote:
> The 970 seems to actually be very slightly newer than the X5. What
> I suspect is that they actually are the same m.2 SSD or at least a
> very similar one and Samsung decided to ship it in the thunderbolt
> attached versions first. Maybe one of the Samsung folks here can
> confirm.
>
> That leaves us with two plausible theories:
>
> - the problems could be due to an earlier firmware version or
> ASIC stepping
> - the problems are due to the thunderbolt attachment
>
I have forwarded this report internally within Samsung and I will post an
update once I have more information about this issue.
Cheers,
Pankaj
prev parent reply other threads:[~2022-06-10 12:06 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CAHj4cs_iC+FE8ZAXXZPeia1V3ZX7zRbeASdOP_8c7DLiFozNfA@mail.gmail.com>
2022-04-05 20:00 ` [bug report]nvme0: Admin Cmd(0x6), I/O Error (sct 0x0 / sc 0x2) MORE DNR observed during blktests Jason A. Donenfeld
2022-04-05 20:48 ` Alan Adamson
2022-06-09 8:20 ` 2 second nvme initialization delay regression in 5.18 [Was: Re: [bug report]nvme0: Admin Cmd(0x6), I/O Error (sct 0x0 / sc 0x2) MORE DNR observed during blktests] Jason A. Donenfeld
2022-06-09 8:34 ` Jason A. Donenfeld
2022-06-09 8:40 ` [PATCH] Revert "nvme-pci: add quirks for Samsung X5 SSDs" Jason A. Donenfeld
2022-06-09 9:32 ` 2 second nvme initialization delay regression in 5.18 [Was: Re: [bug report]nvme0: Admin Cmd(0x6), I/O Error (sct 0x0 / sc 0x2) MORE DNR observed during blktests] R, Monish Kumar
2022-06-09 9:38 ` Jason A. Donenfeld
2022-06-10 6:14 ` Christoph Hellwig
2022-06-10 9:19 ` Jason A. Donenfeld
2022-06-13 6:36 ` R, Monish Kumar
2022-06-13 12:20 ` Jason A. Donenfeld
2022-06-13 13:02 ` R, Monish Kumar
2022-06-13 13:55 ` Christoph Hellwig
2022-06-15 10:27 ` Pankaj Raghav
2022-06-15 11:31 ` Christoph Hellwig
2022-06-20 3:36 ` onenowy
2022-06-20 7:09 ` Christoph Hellwig
2022-06-20 4:34 ` SungHwan Jung
2022-06-10 12:05 ` Pankaj Raghav [this message]
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