From: Sascha Hauer <s.hauer@pengutronix.de>
To: barebox@lists.infradead.org, Ahmad Fatoum <a.fatoum@pengutronix.de>
Subject: Re: [PATCH] fs: efivarfs: allow creating variables under any GUID in loader mode
Date: Fri, 28 Aug 2026 14:52:05 +0200 [thread overview]
Message-ID: <178792152593.451404.2378757923178883522.b4-ty@pengutronix.de> (raw)
In-Reply-To: <20260826093720.2496298-1-a.fatoum@pengutronix.de>
On Wed, 26 Aug 2026 11:37:13 +0200, Ahmad Fatoum wrote:
> efivars_create() refuses to create variables outside the barebox vendor
> GUID. That dates from when barebox was only an EFI payload: on somebody
> else's firmware, whose NVRAM holds the platform's own state, a shell that
> can create Boot#### or BootOrder under the global GUID is a liability,
> and the payload only ever needs barebox-env-<guid> anyway.
>
> The EFI loader took the same efivarfs over unchanged, where the argument
> does not hold. The store is barebox' own in-memory buffer backed by a
> file it writes itself, and everything the loader starts - the UEFI
> Shell, GRUB, the OS - can already create variables under any GUID. Only
> the barebox shell was held back:
>
> [...]
Applied, thanks!
[1/1] fs: efivarfs: allow creating variables under any GUID in loader mode
https://git.pengutronix.de/cgit/barebox/commit/?id=97f6cf9c5acb (link may not be stable)
Best regards,
--
Sascha Hauer <s.hauer@pengutronix.de>
prev parent reply other threads:[~2026-08-28 12:53 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-26 9:37 Ahmad Fatoum
2026-08-28 12:52 ` Sascha Hauer [this message]
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