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cpufreq: ACPI: Only set boost MSRs on supported CPUs

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Stop trying to set boost MSRs on CPUs that don't support boost.

This corrects a bug in the recent patch "Defer setting boost MSRs".

Fixes: 13fdbc8b8d ("cpufreq: ACPI: Defer setting boost MSRs")
Signed-off-by: Stuart Hayes <stuart.w.hayes@gmail.com>
Reported-by: Borislav Petkov (AMD) <bp@alien8.de>
Tested-by: Borislav Petkov (AMD) <bp@alien8.de>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Stuart Hayes authored and Rafael J. Wysocki committed 2022-12-06 12:12:40 +01:00
1 parent edeba49e39
commit 442046328f
1 file changed
+2 -1
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drivers/cpufreq/acpi-cpufreq.c
+2 -1
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@@ -889,7 +889,8 @@ static int acpi_cpufreq_cpu_init(struct cpufreq_policy *policy)
if (perf->states[0].core_frequency * 1000 != freq_table[0].frequency)
pr_warn(FW_WARN "P-state 0 is not max freq\n");
set_boost(policy, acpi_cpufreq_driver.boost_enabled);
if (acpi_cpufreq_driver.set_boost)
set_boost(policy, acpi_cpufreq_driver.boost_enabled);
return result;