https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=233693
Conrad Meyer <c...@freebsd.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Assignee|b...@freebsd.org |powe...@freebsd.org
CC| |c...@freebsd.org
--- Comment #2 from Conrad Meyer <c...@freebsd.org> ---
It doesn't fix this issue, but I suspect there is an off-by-one bug in
pmcr_set():
--- a/sys/powerpc/cpufreq/pmcr.c
+++ b/sys/powerpc/cpufreq/pmcr.c
@@ -189,7 +190,7 @@ pmcr_set(device_t dev, const struct cf_setting *set)
if (set == NULL)
return (EINVAL);
- if (set->spec[0] < 0 || set->spec[0] > npstates)
+ if (set->spec[0] < 0 || set->spec[0] >= npstates)
return (EINVAL);
pmcr = ((long)pstate_ids[set->spec[0]] << PMCR_LOWERPS_SHIFT) &
--
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