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Message-ID: <163429298458.25758.4664663159209860167.tip-bot2@tip-bot2>
Date: Fri, 15 Oct 2021 10:16:24 -0000
From: "tip-bot2 for Sebastian Andrzej Siewior" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Thomas Gleixner <tglx@...utronix.de>,
Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
Ard Biesheuvel <ardb@...nel.org>, x86@...nel.org,
linux-kernel@...r.kernel.org
Subject: [tip: efi/core] efi: Allow efi=runtime
The following commit has been merged into the efi/core branch of tip:
Commit-ID: 720dff78de360ad9742d5f438101cedcdb5dad84
Gitweb: https://git.kernel.org/tip/720dff78de360ad9742d5f438101cedcdb5dad84
Author: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
AuthorDate: Fri, 24 Sep 2021 15:49:19 +02:00
Committer: Ard Biesheuvel <ardb@...nel.org>
CommitterDate: Tue, 28 Sep 2021 22:44:15 +02:00
efi: Allow efi=runtime
In case the command line option "efi=noruntime" is default at built-time, the user
could overwrite its state by `efi=runtime' and allow it again.
This is useful on PREEMPT_RT where "efi=noruntime" is default and the
user might need to alter the boot order for instance.
Acked-by: Thomas Gleixner <tglx@...utronix.de>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Signed-off-by: Ard Biesheuvel <ardb@...nel.org>
---
drivers/firmware/efi/efi.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
index 39031cf..ae79c33 100644
--- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c
@@ -97,6 +97,9 @@ static int __init parse_efi_cmdline(char *str)
if (parse_option_str(str, "noruntime"))
disable_runtime = true;
+ if (parse_option_str(str, "runtime"))
+ disable_runtime = false;
+
if (parse_option_str(str, "nosoftreserve"))
set_bit(EFI_MEM_NO_SOFT_RESERVE, &efi.flags);
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