[PATCH] selftests/powerpc: Purge extra count_pmc() calls of ebb selftests
Michael Ellerman
patch-notifications at ellerman.id.au
Thu Jul 16 22:55:53 AEST 2020
On Fri, 26 Jun 2020 13:47:37 -0300, Desnes A. Nunes do Rosario wrote:
> An extra count on ebb_state.stats.pmc_count[PMC_INDEX(pmc)] is being per-
> formed when count_pmc() is used to reset PMCs on a few selftests. This
> extra pmc_count can occasionally invalidate results, such as the ones from
> cycles_test shown hereafter. The ebb_check_count() failed with an above
> the upper limit error due to the extra value on ebb_state.stats.pmc_count.
>
> Furthermore, this extra count is also indicated by extra PMC1 trace_log on
> the output of the cycle test (as well as on pmc56_overflow_test):
>
> [...]
Applied to powerpc/next.
[1/1] selftests/powerpc: Purge extra count_pmc() calls of ebb selftests
https://git.kernel.org/powerpc/c/3337bf41e0dd70b4064cdf60acdfcdc2d050066c
cheers
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