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X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 25 Nov 2024 18:47:56.1012 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: fa38b554-48bc-497a-6aa2-08dd0d81ad04 X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d;Ip=[63.35.35.123];Helo=[64aa7808-outbound-1.mta.getcheckrecipient.com] X-MS-Exchange-CrossTenant-AuthSource: DU2PEPF00028D00.eurprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: GVXPR08MB10985 Hi Ard, > Thanks for explaining the issue in more detail. Juno is a development > platform with a highly unusual boot stack so I don't think we need to > accommodate its quirks in the upstream kernel. > > And I still don't think this is something worth fixing in general. > Even if the machine description should be taken from ACPI tables only, > the DT /chosen node is always used as a conduit by the EFI stub, and > there are cases, e.g., for initrd info or the kaslr seed, where this > information might come from the bootloader, such as older GRUB builds. But suppose the DT loaded is corrupted (i.e.) no property for "#size-cells" in root node. In this case, uefi properties in chosen node will be installed in "corrupted" root node. my suggetion is not to check "acpi=force" option but verify dt which loaded via dtb= command line option or via configuration table in efi-stub code before updating fdt with uefi properties in chosen node so that prevent generating error message. Am I missing? Thanks