[OE-core] [RFC] kernel: Enable externalsrc on kernels which instantiate kernel.bbclass

[Bruce Ashfield]

On 14-09-22 11:24 AM, Paul Eggleton wrote:
> On Thursday 06 February 2014 02:05:05 Khem Raj wrote:
>> This also make a change where for kernel
>> S != B, this is done because when S = B
>> and we use O= option or set KBUILD_OUTPUT
>> to point to objectdir, kernel build system
>> ends up denoting itself dirty and asking for
>> running mrproper during later build steps
>> after do_configure but works perfectly
>> for when S != B
>>
>> Additional fixes make sure that we do not
>> assume directory paths when accessing files
>>
>> Move exporting KBUILD_OUTPUT from kernel-yocto
>> into kernel class
>>
>> Signed-off-by: Khem Raj <raj.khem at gmail.com>
>
> So discussion on this patch seems to have stalled - did you guys make any
> progress offline?

I have an updated patch that I've been carrying in my tree ever
since.

>
> Looking over the patch I'd guess we'd want to try to avoid cd'ing and instead
> be explicit about the path where needed.

I have some more cleanups to this effect, and will send them post
1.7.

But the reports we've been getting have been that externalsrc
builds are working for kernels, and linux-yocto without the change
in place, so I'm looking to reduce the patch footprint and re-submit.

Bruce

>
> Cheers,
> Paul
>