[yocto] Configuration fragments not making it into kernel configuration

[Bruce Ashfield]

On 2017-09-30 11:22 PM, Jonathan Haws wrote:
> All,
> 
> I've created a bbappend that appends to the linux-yocto-rt recipe to
> simply apply configuration fragments.  I've been using this recipe for
> some time (through many releases) but since I moved to the morty branch
> my fragments aren't getting applied to the actual kernel configuration.
>   The kernel_configcheck task doesn't catch the error either.
> 
> What I'm trying to do in a nutshell is disable the in-kernel IGB driver
> and use my own, patched version.  The configuration fragments are
> installed by my recipe in:
> 
> <build>/tmp/work/corei7-64-intel-common-sigma-linux/linux-yocto-
> rt/4.8.3+gitAUTOINC+6d028d2818_4057556c04-r0/
> 
> However the .config file at:
> 
>   <build>/tmp/work/corei7-64-intel-common-sigma-linux/linux-yocto-
> rt/4.8.3+gitAUTOINC+6d028d2818_4057556c04-r0/linux-corei7-64-intel-
> common-preempt-rt-build/.config
> 
> doesn't have the necessary configuration - it still has the default.
> 
> I know I can fix this by simply doing a menuconfig, but that isn't the
> proper way to do it - I have multiple BSP layers that do the same thing
> and they all behave in the same way.
> 
> What am I doing wrong?  I've attached my layer that contains the
> recipe.  If the fragments are getting installed I think the recipe is
> working right - but is there something in the lower-level class that
> isn't working or do I have a configuration that is breaking it?
> 

It could be either.

Let me do a build with your configuration on Monday and see if I
get a similar result.

Bruce

> Any help or direction is appreciated.  This has been really frustrating
> since I know I've done this before and all the threads I've found on
> the lists from before haven't really given an answer - maybe I just
> missed the golden thread?
> 
> Thanks!
> Jon
> 
> 
>