From: Christoph Hellwig <hch@lst.de>
To: "Limonciello, Mario" <mario.limonciello@amd.com>
Cc: Christoph Hellwig <hch@lst.de>,
August Wikerfors <git@augustwikerfors.se>,
Keith Busch <kbusch@kernel.org>,
axboe@fb.com, sagi@grimberg.me, linux-nvme@lists.infradead.org,
linux-kernel@vger.kernel.org, nilskruse97@gmail.com,
David.Chang@amd.com
Subject: Re: [PATCH] nvme: Don't fail to resume if NSIDs change
Date: Tue, 1 Aug 2023 13:24:03 +0200 [thread overview]
Message-ID: <20230801112403.GA3972@lst.de> (raw)
In-Reply-To: <36319a0f-34a6-9353-bc52-4d4d0fac27a5@amd.com>
On Mon, Jul 31, 2023 at 03:14:54PM -0500, Limonciello, Mario wrote:
>> No. There are tons of NVMe devices that only support creating and
>> deleting namespace out of band, especially in virtualized and cloud
>> setups.
>
> Even if it's only the error handling path only that it's checked?
Do you mean nvme_validate_ns with the error code? I wouldn't really call
that an error case, that's the function called to check namespaces are
still the same after we did a rescan (either manually or triggered by the
AEN).
> If you don't want more changes or heuristics on the error handling path for
> this case, I think the best solution is probably to pick up
>
> https://lore.kernel.org/all/20221116171727.4083-1-git@augustwikerfors.se/t/
>
> instead then and hopefully we don't end up with more disks like this.
That's probably the better idea. I know at least one of the early
quirked devices also IDs that changed for subsequent identify calls.
next prev parent reply other threads:[~2023-08-01 11:24 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-31 18:51 [PATCH] nvme: Don't fail to resume if NSIDs change Mario Limonciello
2023-07-31 19:10 ` Keith Busch
2023-07-31 19:41 ` Christoph Hellwig
2023-07-31 19:54 ` August Wikerfors
2023-07-31 20:09 ` Limonciello, Mario
2023-07-31 20:10 ` Christoph Hellwig
2023-07-31 20:14 ` Limonciello, Mario
2023-08-01 11:24 ` Christoph Hellwig [this message]
2023-08-01 11:30 ` Mario Limonciello
2023-08-01 20:29 ` Keith Busch
2023-08-01 20:34 ` Mario Limonciello
2023-08-11 20:19 ` August Wikerfors
2023-08-11 20:59 ` Keith Busch
2023-08-12 5:57 ` Greg KH
2023-08-12 5:57 ` Greg KH
2023-07-31 19:11 ` August Wikerfors
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