On Fri, 2024-04-12 at 15:05 +0100, Will Deacon wrote: > On Mon, Mar 11, 2024 at 12:19:14PM +0000, David Woodhouse wrote: > > When the hardware signature in the ACPI FACS changes, the OS is supposed > > to perform a clean reboot instead of attempting to resume on a changed > > platform. > > > > Although these patches have a functional dependency, they could be merged > > separately. The second patch just won't *see* a FACS table if the ACPICA > > fix isn't present. > > > > v2: Now that the ACPICA patch is merged upstream, note its commit ID > > > > David Woodhouse (2): > > ACPICA: Detect FACS even for hardware reduced platforms > > arm64: acpi: Honour firmware_signature field of FACS, if it exists > > > > arch/arm64/kernel/acpi.c | 10 ++++++++++ > > drivers/acpi/acpica/tbfadt.c | 30 +++++++++++++----------------- > > drivers/acpi/acpica/tbutils.c | 7 +------ > > Rafael, how would you like the handle this series? The arm64 part has > been Acked-by Sudeep, so I'm happy with it. Thanks, Will. Similar question for Rafael on the guest side of the PSCI SYSTEM_OFF2 series, in particular https://lore.kernel.org/kvm/20240319130957.1050637-6-dwmw2@xxxxxxxxxxxxx/#Z31kernel:power:hibernate.c which sets the entering_platform_hibernation flag around the call to the standard kernel_power_off() function when invoking it for HIBERNATION_SHUTDOWN.
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