ACK: [SRU] [J] [PATCH 0/1] Let VMD follow host bridge PCIe settings
Tim Gardner
tim.gardner at canonical.com
Wed Jan 12 16:06:24 UTC 2022
Acked-by: Tim Gardner <tim.gardner at canonical.com>
On 1/11/22 7:26 AM, Kai-Heng Feng wrote:
> BugLink: https://bugs.launchpad.net/bugs/1954611
>
> [Impact]
> Some platforms have endless AER message floods kernel log, slows done
> disk I/O.
>
> [Fix]
> Honor BIOS settings to disable AER for Intel VMD.
>
> [Test]
> Use dmesg to check kernel log, no more AER message since AER is
> disabled.
>
> [Where problem could occur]
> The patch copies PCIe settings from host bridge, so some PCIe features
> will be disabled as a result. This may not be desirable for some users.
>
> Kai-Heng Feng (1):
> PCI: vmd: Honor ACPI _OSC on PCIe features
>
> drivers/pci/controller/vmd.c | 18 ++++++++++++++++++
> 1 file changed, 18 insertions(+)
>
--
-----------
Tim Gardner
Canonical, Inc
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