Yum kernel upgrades don't boot

[Kevin Fenzi]

On Sat, 18 May 2013 19:35:23 -0700
Joe Zeff <joe at zeff.us> wrote:

> On 05/18/2013 06:40 PM, Bill Davidsen wrote:
> >
> >
> > So is dropping the kernel command line options a bug, or deliberate
> > policy?
> 
> Neither.  When you install a new kernel, the file is rebuilt, using 
> /etc/default/grub as a template.  If you need to add something 
> permanently, you need to add it there.

It's actually not. ;) Kernel updates don't run grub2-mkconfig, they use
grubby which just copies the last existing entry. 

It should re-use the options from the previous top existing kernel. Did
you have those options in that kernel entry?

kevin
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