Hello all,

Same question again. Could we please make some progress on this?

Full thread here:
https://openfw.io/edk2-devel/20231031173700.647004-1-ngo...@fedoraproject.org/

If nobody objects, I will assume that the change is acceptable and
merge it by the end of the week.

Thanks,
Ard.



On Tue, 12 Dec 2023 at 09:11, Ard Biesheuvel <a...@kernel.org> wrote:
>
> (cc Mike, Leif)
>
> On Thu, 7 Dec 2023 at 08:40, Ard Biesheuvel <a...@kernel.org> wrote:
> >
> > (cc Liming)
> >
> > On Thu, 7 Dec 2023 at 05:48, Neal Gompa <ngomp...@gmail.com> wrote:
> > >
> > > On Fri, Nov 24, 2023 at 6:36 PM Neal Gompa <ngomp...@gmail.com> wrote:
> > > >
> > > > On Thu, Nov 2, 2023 at 6:35 AM Laszlo Ersek <ler...@redhat.com> wrote:
> > > > >
> > > > > On 10/31/23 23:27, Jeremy Linton wrote:
> > > > > > On 10/31/23 12:37, Neal Gompa via groups.io wrote:
> > > > > >> From: Neal Gompa <ngo...@fedoraproject.org>
> > > > > >>
> > > > > >> Currently, the ReadyToBoot event is only signaled when a formal 
> > > > > >> Boot
> > > > > >> Manager option is executed (in BmBoot.c -> EfiBootManagerBoot ()).
> > > > > >>
> > > > > >> However, the introduction of Platform Recovery in UEFI 2.5 makes it
> > > > > >> necessary to signal ReadyToBoot when a Platform Recovery boot 
> > > > > >> loader
> > > > > >> runs because otherwise it may lead to the execution of a boot 
> > > > > >> loader
> > > > > >> that has similar requirements to a regular one that is not launched
> > > > > >> as a Boot Manager option.
> > > > > >>
> > > > > >> This is especially critical to ensuring that the graphical console
> > > > > >> is actually usable during platform recovery, as some platforms do
> > > > > >> rely on the ConsolePrefDxe driver, which only performs console
> > > > > >> initialization after ReadyToBoot is triggered.
> > > > > >>
> > > > > >> This patch fixes that behavior by calling 
> > > > > >> EfiSignalEventReadyToBoot ()
> > > > > >> in EfiBootManagerProcessLoadOption () when invoking platform 
> > > > > >> recovery,
> > > > > >> which is the function that sets up the platform recovery boot 
> > > > > >> process.
> > > > > >>
> > > > > >> The expected behavior has been clarified in the UEFI 2.10 
> > > > > >> specification
> > > > > >> to explicitly indicate this behavior is required for correct 
> > > > > >> operation.
> > > > > >>
> > > > > >> This is a rebased version of the patch originally written by Pete 
> > > > > >> Batard.
> > > > > >
> > > > > > Took me a bit to swap in that whole conversation again, and recheck 
> > > > > > the
> > > > > > spec's and code paths, but this all looks fine to me and should 
> > > > > > allow
> > > > > > the PFTF build to drop the similar patch from Pete that has been 
> > > > > > carried
> > > > > > downstream for the past couple years.
> > > > > >
> > > > > > As for testing the previous patch has been in the field for a couple
> > > > > > years now and i'm not aware of it causing any issues. The additional
> > > > > > restriction of limiting it to platform recovery logically makes 
> > > > > > sense,
> > > > > > and as far as I can see shouldn't cause any problems.
> > > > > >
> > > > > > So,
> > > > > >
> > > > > > Reviewed-by: Jeremy Linton <jeremy.lin...@arm.com>
> > > > > >
> > > > > >
> > > > > > As a PS: I also went to check the ready to boot behavior for 
> > > > > > OsRecovery
> > > > > > and realized that apparently none of that support was ever merged?
> > > > >
> > > > > What else is there, outside of this patch, in need of upstreaming?
> > > > >
> > > > > > That seems a bit of an oversight since its been in the spec for a 
> > > > > > few years now.
> > > > >
> > > > > "ready-to-boot for OsRecovery" is new in UEFI 2.10 (according to the
> > > > > commit message), which is quite recent ("Aug 29, 2022").
> > > > >
> > > > > I couldn't find the Mantis ticket in the Revision History (for 2.10) 
> > > > > though.
> > > > >
> > > >
> > > > Is there anything else holding up committing this patch? Jeremy and
> > > > you reviewed it earlier in the month...
> > > >
> > >
> > > Friendly ping again? It's been a month now...
> > >
> >
> > Apologies for the delay - Liming, can we progress with this?
>
> Can we please make some progress with this? This has been in limbo for
> far too long.
>
> Thanks,


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