[OE-core] [PATCH] kernel.bbclass: Preserve generated headers

[Darren Hart]

On 07/31/2012 08:16 AM, Bruce Ashfield wrote:
> On Tue, Jul 31, 2012 at 11:10 AM, Khem Raj <raj.khem at gmail.com> wrote:
>> asm/unistd.h includes asm/unistd_64.h on x86_64
>> and asm/unistd_32.h on i386 but these files are
>> generated files in 3.4 and when we do 'make clean' they get
>> deleted and it shows up as an error when building
>> external modules. May be its a 3.4 kernel bug may be not
>> but make clean should have left the tree in
>> a shape to build modules but it does not.
>>
>> Probably we should run make modules_prepare after having
>> run make clean.
>>
>> Signed-off-by: Khem Raj <raj.khem at gmail.com>
>> ---
>>  meta/classes/kernel.bbclass |    2 ++
>>  1 files changed, 2 insertions(+), 0 deletions(-)
>>
>> diff --git a/meta/classes/kernel.bbclass b/meta/classes/kernel.bbclass
>> index b19ed4c..4ac3d48 100644
>> --- a/meta/classes/kernel.bbclass
>> +++ b/meta/classes/kernel.bbclass
>> @@ -197,6 +197,8 @@ kernel_do_install() {
>>         if [ -f include/generated/bounds.h ]; then
>>                 cp include/generated/bounds.h $kerneldir/include/generated/bounds.h
>>         fi
>> +       mkdir -p $kerneldir/arch/${ARCH}/include/generated/
>> +       cp -fR arch/${ARCH}/include/generated/* $kerneldir/arch/${ARCH}/include/generated/
> 
> If we take the blanket protection, we should be able to drop the
> bounds.h specific
> case a the same time .. right ?

No, different dirs (one is ARCH)

> 
> I'm ok with this, but I can run a test with 'make modules_prepare'
> being run if you
> already haven't.

We really can't, this builds scripts, which we don't want as this
results in native binaries being installed on the target :(

We need some cross-build-system-friendly make targets for this.

> 
> Cheers,
> 
> Bruce
> 
>>
>>         # Remove the following binaries which cause strip or arch QA errors
>>         # during do_package for cross-compiled platforms
>> --
>> 1.7.5.4
>>
>>
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> 
> 
> 

-- 
Darren Hart
Intel Open Source Technology Center
Yocto Project - Technical Lead - Linux Kernel