glibc 2.35 failures in elf/tst-cpu-features-cpuinfo-static.

H.J. Lu hjl.tools@gmail.com
Fri Jan 14 18:05:22 GMT 2022


On Fri, Jan 14, 2022 at 9:00 AM Florian Weimer <fweimer@redhat.com> wrote:
>
> * Carlos O'Donell via Libc-alpha:
>
> > Checking HAS_CPU_FEATURE (RTM):
> >   HAS_CPU_FEATURE (RTM): 1
> >   cpuinfo (rtm): 0
> >  *** failure ***
>
> Could you pin this test to specific CPUs and see if it behaves
> differently depending on the CPU?
>

Hi Carlos,

I  believe you ran into:

https://sourceware.org/bugzilla/show_bug.cgi?id=28033
https://www.intel.com/content/www/us/en/support/articles/000059422/processors.html

Specifically your CPU is listed as

06_9EH <=0xC 8th/9th Generation Intel® Core™ Processors and Intel®
Pentium® Processors based on Coffee Lake microarchitecture

I think we should black list all CPUs on the list.

-- 
H.J.


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