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| author |  Stuart Hayes <stuart.w.hayes@gmail.com>
| 2022-12-05 11:57:44 -0600 |
|---|---|---|
| committer |  Rafael J. Wysocki <rafael.j.wysocki@intel.com>
| 2022-12-06 12:12:40 +0100 |
| commit | 442046328f27e30ce2c830759af89f42e7169bc1 (patch) | |
| tree | 010a6655ce7c370cfa9dc6dbef7af875fdb76355 /drivers/cpufreq/acpi-cpufreq.c | |
| parent | Merge tag 'cpufreq-arm-updates-6.2' of git://git.kernel.org/pub/scm/linux/ker... (diff) | |
| download | linux-442046328f27e30ce2c830759af89f42e7169bc1.tar.gz linux-442046328f27e30ce2c830759af89f42e7169bc1.tar.bz2 linux-442046328f27e30ce2c830759af89f42e7169bc1.zip | |
cpufreq: ACPI: Only set boost MSRs on supported CPUs
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: 13fdbc8b8da6 ("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>
Diffstat (limited to 'drivers/cpufreq/acpi-cpufreq.c')
| -rw-r--r-- | drivers/cpufreq/acpi-cpufreq.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/cpufreq/acpi-cpufreq.c b/drivers/cpufreq/acpi-cpufreq.c index 74ef0e05ff7b..78adfb2ffff6 100644 --- a/drivers/cpufreq/acpi-cpufreq.c +++ b/drivers/cpufreq/acpi-cpufreq.c @@ -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; |