Re: EFI reboot vs. ACPI reboot (was: Re: [tip:x86/urgent] x86/reboot, efi: Use EFI reboot for Acer TravelMate X514-51T)

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Subject: Re: EFI reboot vs. ACPI reboot (was: Re: [tip:x86/urgent] x86/reboot, efi: Use EFI reboot for Acer TravelMate X514-51T)
From: Ingo Molnar <mingo@xxxxxxxxxx>
Date: Wed, 17 Apr 2019 20:23:41 +0200
Cc: Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx>, "H. Peter Anvin" <hpa@xxxxxxxxx>, Daniel Drake <drake@xxxxxxxxxxxx>, Peter Zijlstra <peterz@xxxxxxxxxxxxx>, Borislav Petkov <bp@xxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Linux Kernel <linux-kernel@xxxxxxxxxxxxxxx>, Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>, Jian-Hong Pan <jian-hong@xxxxxxxxxxxx>, Matt Fleming <matt@xxxxxxxxxxxxxxxxxxx>, linux-efi <linux-efi@xxxxxxxxxxxxxxx>, "Brown, Len" <len.brown@xxxxxxxxx>, "linux-tip-commits@xxxxxxxxxxxxxxx" <linux-tip-commits@xxxxxxxxxxxxxxx>, Endless Linux Upstreaming Team <linux@xxxxxxxxxxxx>
In-reply-to: <FFF73D592F13FD46B8700F0A279B802F48AFEFF2@ORSMSX114.amr.corp.intel.com>
References: <20190412080152.3718-1-jian-hong@endlessm.com> <tip-0082517fa4bce073e7cf542633439f26538a14cc@git.kernel.org> <20190416082042.GA69717@gmail.com> <CAD8Lp44pQRYdw4cbfMt3uOSO23dzy_mWTt5T-Zjft08WWu_yUA@mail.gmail.com> <20190417061650.GA31060@gmail.com> <CAD8Lp45BLaoXF=RNcncqcTtNvaGHP72+a1CxcjoeBXDiw9TKbA@mail.gmail.com> <17516564-37AC-4F77-9C0D-0DD71F8045EA@zytor.com> <CAKv+Gu_jqoKiqq4ozcPwSxLmpuaWsFKy_xyYGhECLz+KLHOjOw@mail.gmail.com> <FFF73D592F13FD46B8700F0A279B802F48AFEFF2@ORSMSX114.amr.corp.intel.com>
User-agent: Mutt/1.10.1 (2018-07-13)

* Prakhya, Sai Praneeth <sai.praneeth.prakhya@xxxxxxxxx> wrote:

> I will ask around internally to check if it is a good idea to make EFI 
> reboot the default method when the machine is booted in EFI mode.

Or whether there's some robust signature that indicates "modern EFI 
system where EFI reboot is the primary method"?

Major EFI version or ACPI version or such?

Thanks,

	Ingo

Follow-Ups:
- Re: EFI reboot vs. ACPI reboot (was: Re: [tip:x86/urgent] x86/reboot, efi: Use EFI reboot for Acer TravelMate X514-51T)
  - From: Ard Biesheuvel

References:
- [tip:x86/urgent] x86/reboot, efi: Use EFI reboot for Acer TravelMate X514-51T
  - From: tip-bot for Jian-Hong Pan
- EFI reboot vs. ACPI reboot (was: Re: [tip:x86/urgent] x86/reboot, efi: Use EFI reboot for Acer TravelMate X514-51T)
  - From: Ingo Molnar
- Re: EFI reboot vs. ACPI reboot (was: Re: [tip:x86/urgent] x86/reboot, efi: Use EFI reboot for Acer TravelMate X514-51T)
  - From: Daniel Drake
- Re: EFI reboot vs. ACPI reboot (was: Re: [tip:x86/urgent] x86/reboot, efi: Use EFI reboot for Acer TravelMate X514-51T)
  - From: Ingo Molnar
- Re: EFI reboot vs. ACPI reboot (was: Re: [tip:x86/urgent] x86/reboot, efi: Use EFI reboot for Acer TravelMate X514-51T)
  - From: Daniel Drake
- Re: EFI reboot vs. ACPI reboot (was: Re: [tip:x86/urgent] x86/reboot, efi: Use EFI reboot for Acer TravelMate X514-51T)
  - From: hpa
- Re: EFI reboot vs. ACPI reboot (was: Re: [tip:x86/urgent] x86/reboot, efi: Use EFI reboot for Acer TravelMate X514-51T)
  - From: Ard Biesheuvel
- RE: EFI reboot vs. ACPI reboot (was: Re: [tip:x86/urgent] x86/reboot, efi: Use EFI reboot for Acer TravelMate X514-51T)
  - From: Prakhya, Sai Praneeth

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