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SubjectRe: [Bug] nvme blocks PC10 since v5.15 - bisected
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On 2/10/2022 11:24 AM, Christoph Hellwig wrote:
> On Thu, Feb 10, 2022 at 06:56:35AM -0800, Keith Busch wrote:
>> Apparently it works fine when you disable VMD, so sounds like the
>> acpi_storage_d3 is set, but we fail to find the correct acpi companion
>> device when it's in a VMD domain.
>
> I guess the acpi_storage_d3 is set on the VMD device and we need
> to propagate that down the entire bus hanging off it.
This is all you needed to say

>
> Which kinda makes sense in the twisted world where vmd was invented,
> given that vmd is Intel's evil plot so that only their Windows driver
> can bind to these devices,
Is this relevant or necessary?


so the property also needs to be set on
> the vmd device.
>
> Nirmal and Jonathan, can you help to sort this mess out?

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