Modify efivars permisson denied

[Markus Böhme]

Hello Lucas!

On 03/04/2017 09:24 PM, Lucas Tanure wrote:
> I would like to modify efivars at /sys/firmware/efi/efivars/.
> But I can't modify it using root.
>
> The file :
> -rw-r--r-- 1 root root 31 Mar  4 19:04
> /sys/firmware/efi/efivars/OilSetup-88d1911c-ab4a-4335-9e9a-26be9081acc3
>
> the mount point :
> efivarfs on /sys/firmware/efi/efivars type efivarfs
> (rw,nosuid,nodev,noexec,relatime)
>

Depending on the variable it may be that the corresponding file is
marked as immutable. See commit ed8b0de5a33d for details.

Regards,
Markus