> [Where Problems Could Occur]
> The _test_and_fail_on_apple() also will prevent upgrades for systems where /sys/lcass/dmi/id/sys_vendor does not exist which is a new situation. However, until the shim bug is resolved that seems like the safest option for users. After the shim bug is resolved we'll disable this specific quirk.
I can confirm that this quirk disables upgrades on OpenPOWER hardware (which is not EFI based). Tested with OpenPOWER/Raptor Computing Systems Talos II on groovy.
> [Where Problems Could Occur] fail_on_ apple() also will prevent upgrades for systems where /sys/lcass/ dmi/id/ sys_vendor does not exist which is a new situation. However, until the shim bug is resolved that seems like the safest option for users. After the shim bug is resolved we'll disable this specific quirk.
> The _test_and_
I can confirm that this quirk disables upgrades on OpenPOWER hardware (which is not EFI based). Tested with OpenPOWER/Raptor Computing Systems Talos II on groovy.