On 7/14/25 02:19, Ard Biesheuvel wrote: > On Mon, 14 Jul 2025 at 16:13, Demi Marie Obenour <demioben...@gmail.com> > wrote: >> >> On 7/14/25 02:08, Ard Biesheuvel wrote: >>> From: Ard Biesheuvel <a...@kernel.org> >>> >>> The EFI rtc driver is used by non-x86 architectures only, and exposes >>> the get/set wakeup time functionality provided by the underlying >>> platform. This is usually broken on most platforms, and not widely used >>> to begin with [if at all], so let's just remove it. >> systemd uses the underlying functionality: a timer can wake the system up. >> I have no idea if that is implemented in terms of this function, though. > > To be clear, you are referring to wake from poweroff at some date/time > in the future, right?
Yes. > This change does not remove this functionality from the RTC subsystem, > it just ceases to expose it on non-x86 EFI platforms that claim to > support it. Do these platforms generally expose the functionality in a different way? If not, systemd should probably document that the functionality is non-portable if it doesn't do that already. -- Sincerely, Demi Marie Obenour (she/her/hers)
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