[PATCH 3/3] nvme-pci: disable namespace identifiers for Qemu controllers

Christoph Hellwig hch at lst.de
Wed Apr 13 21:19:27 PDT 2022


On Wed, Apr 13, 2022 at 10:08:53PM +0200, Klaus Jensen wrote:
> You are absolutely right in the case of live-migration, but hw/nvme is
> marked unmigratable, so we do not worry about that.
> 
> We probably screwed up with the compatibility parameter here, since it
> really only guarantees the id and some headaches for you as driver
> maintainer. I'm sorry about that - I'll keep this in mind for the
> future.
> 
> Regardless, the fact remains that it is possible to have a device with a
> buggy uuid namespace descriptor using the Intel identifier, so we should
> add the quirk for that as well.

I've added the quirk to the old ID for now.




More information about the Linux-nvme mailing list