[OE-core] Cannot build any external kernel modules in krogoth

[Martin Jansa]

You're not alone, this might be the same issue (fixed only in master):
https://bugzilla.yoctoproject.org/show_bug.cgi?id=9352

On Wed, Aug 31, 2016 at 8:38 PM, Ian Geiser <geiseri at geekcentral.pub> wrote:

>
>  ---- On Tue, 30 Aug 2016 10:13:52 -0400 Ian Geiser
> <geiseri at geekcentral.pub> wrote ----
>  > Greetings,  I have an issue where I cannot seem to build any external
> kernel module recipes.  The one in particular is iscsitarget, but it seems
> none of them build now.
>  >
>  > It seems that what is happening is that the "work-shared/*/kernel-build-artifacts"
> is getting erased right before the module recipe tries to use them.  Has
> anyone seen this before?
>  >
>  > As a key point, I am also using my own kernel recipe that only uses the
> kernel.bbclass, not the kernel-yocto.bbclass.  Is there magic I am missing
> that will not allow me to build modules unless I am using the yocto kernels?
>  >
>
> Looking at this further it looks like this is a normal issue with all
> kernels.  There is a race condition that will cause the kernel to rebuild
> everytime you build a module.  During this process the build artifacts are
> always cleared out and sometimes it wont actually populate the shared
> workdir.  I tested with most kernels and found all modules suffer this
> issue.  Am I the only one seeing this?
>
> --
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