More techy, there’s the strategy of setting up a chroot — literally a CH-anged ROOT environment, and that can be the environment of your un-(UEFI)-bootable existing linux on the disk. Once in that chroot environment, you can run all sorts of useful diagnostic and troubleshooting command...
systemd之前具有efi相关特性支持,所以挂载了修改efi操作所需要的/sys/firmware/efi/efivars路径。systemd禁用efi相关功能支持后,该目录不会自动挂载,所以导致该问题。实际该挂载点可以由任何软件挂载,或者由用户手动挂载均可。 【对外部(配置、头文件、外部函数)是否有影响】 不涉及...
Previously, when an invalid value was passed to the "efibootmgr -o" command, the command did not recognize the problem and passed the incorrect value to other functions. This could have lead to several complications such as commands becoming unresponsive. With this update, efibootmgr has been ...
In the following commands, I change the boot order to put Ubuntu (Grub) before Windows Boot Manager. $ efibootmgr BootCurrent: 0002 Timeout: 10 seconds BootOrder: 0000,0002,0001 Boot0000* Windows Boot Manager Boot0001 Hard Drive Boot0002* ubuntu $ sudo efibootmgr -o 0002,0000,0001 BootCu...
Previously, when an invalid value was passed to the "efibootmgr -o" command, the command did not recognize the problem and passed the incorrect value to other functions. This could have lead to several complications such as commands becoming unresponsive. With this update, efibootmgr has been ...