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| author |   Sebastian Andrzej Siewior <bigeasy@linutronix.de> | 2021-09-24 15:49:19 +0200 |
|---|---|---|
| committer |   Ard Biesheuvel <ardb@kernel.org> | 2021-09-28 22:44:15 +0200 |
| commit | 720dff78de360ad9742d5f438101cedcdb5dad84 (patch) | |
| tree | 03b7d866f0ea5b7db76ad780955fbeaf2475314a /drivers/firmware/efi | |
| parent | efi: Disable runtime services on RT (diff) | |
| download | linux-dev-720dff78de360ad9742d5f438101cedcdb5dad84.tar.xz linux-dev-720dff78de360ad9742d5f438101cedcdb5dad84.zip | |
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@linutronix.de>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Diffstat (limited to 'drivers/firmware/efi')
| -rw-r--r-- | drivers/firmware/efi/efi.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c index 39031cfcb6b9..ae79c3300129 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); |