Re: [RFC PATCH 00/14] Support timezone of ACPI TAD and EFI TIME

[H. Peter Anvin]

Yes, but the TZ isn't all that critical, either.  It certainly doesn't matter at all for a pure Linux system.

Matthew Garrett <matthew.garrett@xxxxxxxxxx> wrote:
>On Fri, 2013-12-20 at 08:57 -0800, H. Peter Anvin wrote:
>> But we prefer the TAD for that.  The case where the EFI runtime is
>the only source of that info is problematic as they are known to not
>work at runtime.  We could collect it at boot and then never change it,
>although you end up in definitional issues between EFI and the hw RTC.
>
>Most shipping UEFI hardware has no TAD.

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