[PATCH v3 3/5] KVM: selftests: Generate sysreg-defs.h and add to include path

[Aishwarya TCV]

On 25/10/2023 20:07, Oliver Upton wrote:
> On Wed, Oct 25, 2023 at 10:02:36AM +0100, Aishwarya TCV wrote:
>> On 11/10/2023 20:57, Oliver Upton wrote:
>>> Start generating sysreg-defs.h for arm64 builds in anticipation of
>>> updating sysreg.h to a version that depends on it.
>>>
>>> Reviewed-by: Mark Brown <broonie at kernel.org>
>>> Signed-off-by: Oliver Upton <oliver.upton at linux.dev>
>>> ---
>>>  tools/testing/selftests/kvm/Makefile | 23 ++++++++++++++++++++---
>>>  1 file changed, 20 insertions(+), 3 deletions(-)
>>>
>>
>> Hi Oliver,
>>
>>
>> Currently when building kselftest against next-master with arm64 arch
>> and defconfig+kselftest-kvm  “make[4]: *** [Makefile:26: prepare] Error
>> 2” is observed.
> 
> Looks like we're descending into tools/arch/arm64/tools/ w/
> $(srctree) == ".", which I believe is coming from the top makefile. The
> following diff fixes it for me, care to give it a go?
> 
> diff --git a/tools/arch/arm64/tools/Makefile b/tools/arch/arm64/tools/Makefile
> index f867e6036c62..7f64b8bb5107 100644
> --- a/tools/arch/arm64/tools/Makefile
> +++ b/tools/arch/arm64/tools/Makefile

Confirming that the patch worked fine in the testing. Attached the log
below:

make[4]: Entering directory '/linux/tools/testing/selftests/kvm'
Makefile:270: warning: overriding recipe for target
'/linux/build-arm64/kselftest/kvm/get-reg-list'
Makefile:265: warning: ignoring old recipe for target
'/linux/build-arm64/kselftest/kvm/get-reg-list'
make -C ../../../../tools/arch/arm64/tools/
make[5]: Entering directory '/linux/tools/arch/arm64/tools'
  GEN     /linux/tools/arch/arm64/include/generated/asm/sysreg-defs.h
make[5]: Leaving directory '/linux/tools/arch/arm64/tools'

Thanks,
Aishwarya