[CentOS] How to get UEFI setting by shell?

Fri Jan 22 07:42:03 UTC 2016
Eero Volotinen <eero.volotinen at iki.fi>

http://unix.stackexchange.com/questions/157539/cant-load-zfs-kernel-module-on-fedora-with-secure-boot-required-key-not-avai

So, module must be signed with trusted key, or else it just fails.

Eero
22.1.2016 9.34 ap. "wk" <304702903 at qq.com> kirjoitti:

> Hi,
>     another question.With secure boot on,
>     I make a kernel module test.ko
>     Then insmod test.ko:
>     [root at localhost linux]# insmod test.ko
>    insmod: ERROR: could not insert module test.ko: Required key not
> available
>
>      How can I sign my test.ko for CentOS7.1?
>
>     If I set secure boot off, insmod test.ko will be successful.
>  w.k.
>
>  ------------------ Original ------------------
>   From:  "我自己的邮箱";<304702903 at qq.com>;
>  Date:  Fri, Jan 22, 2016 03:07 PM
>  To:  "eero.volotinen"<eero.volotinen at iki.fi>; "gordon.messmer"<
> gordon.messmer at gmail.com>;
>  Cc:  "centos"<centos at centos.org>;
>  Subject:  Re: [CentOS] How to get UEFI setting by shell?
>
>
>
>  volotinen and gordon.messmer:
>
>     thank you for your answers.
>
>  w.k.
>
>
>  ------------------ Original ------------------
>   From:  "Gordon Messmer";<gordon.messmer at gmail.com>;
>  Date:  Fri, Jan 22, 2016 02:13 PM
>  To:  "CentOS mailing list"<centos at centos.org>;
>
>  Subject:  Re: [CentOS] How to get UEFI setting by shell?
>
>
>
> On 01/21/2016 09:47 PM, wk wrote:
> >     How to check/get UEFI information by shell/bash terminal ?
>  example:if UEFI is enabled? if secure boot is enabled?
>
> Systems that boot via UEFI will have /sys/firmware/efi.
>
> You may have access to your secure boot setting in
> /sys/firmware/efi/efivars/, or in the output of "bootctl --path
> /boot/efi status"
>
>
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