mainline kernel and preferred kernel

Leszek Lesner leszek.lesner at
Tue Apr 22 09:19:58 UTC 2014

Am Dienstag, 22. April 2014, 11:15:00 schrieb farinet at
> Since i found somewhere - to resolve my a2dp problem - the suggestion to
> try with the 3.15 mainline kernel, i installed this. The kernel works
> fine so far, but that specific problem, for me at least, isn't solved by
> it. Now, in the grub menu, the mainline kernel is the topmost (i do not
> like to remove it, since together with the 3.13 kernel it's the only one
> i have and i prefer to have at least 2, to have an alternative in case
> of problems) but i would like to start by default in the default kernel.
> How is this done (by modifying grub, i presume??), if it can be done?

You can change the default boot entry in /etc/default/grub at the option 
GRUB_DEFAULT=X (where X is the number of the default boot entry starting with 
0 for the first one) 

You could also set 

so it remembers the last choice and sets it as default. 

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