On 2018-07-26 14:52:21 [+0200], Ard Biesheuvel wrote:
> We could also make it the default on -rt, but not disable it entirely, so that efi=runtime can be used to re-enable it.
Oh. I like that. We have something similar for RCU. So I would need
that:
------- >8
Subject: [PATCH] efi: Allow efi=runtime
In case the option "efi=noruntime" is default at built-time, the user
could overwrite its sate by `efi=runtime' and allow it again.
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
---
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 62c6e4b6ce3e..d6176ce50b45 100644
--- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c
@@ -110,6 +110,9 @@ 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;
+
return 0;
}
early_param("efi", parse_efi_cmdline);
--
2.18.0
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