Re: [PATCH bpf-next] selftests/bpf: enforce no-ALU32 for test_progs-no_alu32

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On 11/19/19 4:25 PM, Andrii Nakryiko wrote:
> With the most recent Clang, alu32 is enabled by default if -mcpu=probe or
> -mcpu=v3 is specified. Use a separate build rule with -mcpu=v2 to enforce no

A little bit clarification -mcpu=probe may not enable alu32 for old 
kernels. alu32 enabled with -mcpu=probe only if kernel supports jmp32, 
which is merged in January this year.

> ALU32 mode.
> 
> Suggested-by: Yonghong Song <yhs@xxxxxx>
> Signed-off-by: Andrii Nakryiko <andriin@xxxxxx>

With the above nit,
Acked-by: Yonghong Song <yhs@xxxxxx>




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