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SubjectRe: [RFC PATCH for 4.15 14/14] Restartable sequences: Provide self-tests
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Boqun Feng <boqun.feng@gmail.com> writes:
> On Mon, Oct 16, 2017 at 02:00:33PM +1100, Michael Ellerman wrote:
>
>> I'm having trouble testing these, I get:
...
>>
>> ~/linus/tools/testing/selftests/rseq$ ./basic_percpu_ops_test
>> ./basic_percpu_ops_test: error while loading shared libraries: R_PPC64_ADDR16_HI re10d8f10a0 for symbol `' out of range
>> ~/linus/tools/testing/selftests/rseq$ ./param_test
>> ./param_test: error while loading shared libraries: R_PPC64_ADDR16_HI re136251b48 for symbol `' out of range
>>
>
> I think this one is due to the same reason as:
>
> 7998eb3dc700 ("powerpc: Fix 64 bit builds with binutils 2.24")
>
> I have made the fix before, but seems forgot to send it to Mathieu...
>
> so would this help?
>
> diff --git a/tools/testing/selftests/rseq/rseq-ppc.h b/tools/testing/selftests/rseq/rseq-ppc.h
> index bc78b4fd72b1..39cbabe89b0e 100644
> --- a/tools/testing/selftests/rseq/rseq-ppc.h
> +++ b/tools/testing/selftests/rseq/rseq-ppc.h
> @@ -74,7 +74,7 @@ do { \
> "lis %%r17, (3b)@highest\n\t" \
> "ori %%r17, %%r17, (3b)@higher\n\t" \
> "rldicr %%r17, %%r17, 32, 31\n\t" \
> - "oris %%r17, %%r17, (3b)@h\n\t" \
> + "oris %%r17, %%r17, (3b)@high\n\t" \
> "ori %%r17, %%r17, (3b)@l\n\t" \
> "std %%r17, 0(%[rseq_cs])\n\t" \
> RSEQ_INJECT_ASM(2) \

Yes, that fixes it thanks!

cheers

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