OK, how do you really update the grub2 config file?

[Andy Burns]

On 9 October 2011 14:43, Tom Horsley <horsley1953 at gmail.com> wrote:

> The comment in /boot/grub2/grub.cfg says it was generated
> by grub2-mkconfig, but if you run grub2-mkconfig, you
> get a file radically different than the one just created
> by (for instance) installing a new kernel.

Yes it can be confusing, the differences you're seeing are that kernel
updates use grubby which edits the existing file rather than
generating a new one with grub2-mkconfig

> Differences I see are in things like the definition of the
> load_video function, in the titles for the menu entries, etc.

Both flavours seem to work for me.  I do wonder why the part_msdos
module seems to be loaded twice?