Re: [PATCH v5 bpf-next 05/15] samples/bpf: use __LINUX_ARM_ARCH__ selector for arm

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On Fri, Oct 11, 2019 at 11:46:54AM +0300, Sergei Shtylyov wrote:
Hello!

  Sorry, didn't comment on v4...

On 11.10.2019 3:27, Ivan Khoronzhuk wrote:

For arm, -D__LINUX_ARM_ARCH__=X is min version used as instruction
set selector and is absolutely required while parsing some parts of
headers. It's present in KBUILD_CFLAGS but not in autoconf.h, so let's
retrieve it from and add to programs cflags. In another case errors

  From where? And it's program's, no?
from KBUIL_CFLAGS. it's programs.


like "SMP is not supported" for armv7 and bunch of other errors are
issued resulting to incorrect final object.

Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@xxxxxxxxxx>
[...]

MBR, Sergei

--
Regards,
Ivan Khoronzhuk



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