ACK: [PATCH 0/1] [focal/linux-hwe-5.11, F/I linux-azure] Fix NUMA node assignment
Krzysztof Kozlowski
krzysztof.kozlowski at canonical.com
Fri Feb 18 07:48:44 UTC 2022
On 17/02/2022 17:07, Tim Gardner wrote:
> BugLink: https://bugs.launchpad.net/bugs/1961300
>
> SRU Justification
>
> [Impact]
>
> When kernel boots with a NUMA topology with some NUMA nodes offline, the PCI
> driver should only set an online NUMA node on the device. This can happen
> during KDUMP where some NUMA nodes are not made online by the KDUMP kernel.
>
> This patch also fixes the case where kernel is booting with "numa=off".
>
> Fixes: 999dd956d838 ("PCI: hv: Add support for protocol 1.3 and support PCI_BUS_RELATIONS2")
>
> [Test Case]
>
> Microsoft tested.
>
> [Where things could go wrong]
>
> NUMA node assignments could be wrong.
>
> [Other Info]
>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski at canonical.com>
Best regards,
Krzysztof
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