[PATCH RT 1/9] efi: Allow efi=runtime

From: Tom Zanussi
Date: Fri Dec 21 2018 - 10:22:18 EST


v3.18.129-rt111 rt-stable review patch. If anyone has any objections,
please let me know.

------------------
From: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>

[ Upstream commit 71bef7da4112ed2677d4f10a58202a5a4638fb90 ]

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>
Signed-off-by: Tom Zanussi <tom.zanussi@xxxxxxxxxxxxxxx>
---
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 297066df6946..e47c522e1d8f 100644
--- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c
@@ -59,6 +59,9 @@ 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);
--
2.14.1