[PATCH v1 5/5] cpufreq: intel_pstate: Use __ro_after_init for three variables

Rafael J. Wysocki
2024-03-21T19:34:21Z

There are at least 3 variables in intel_pstate that do not get updated
after they have been initialized, so annotate them with __ro_after_init.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---
drivers/cpufreq/intel_pstate.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

Index: linux-pm/drivers/cpufreq/intel_pstate.c
===================================================================
--- linux-pm.orig/drivers/cpufreq/intel_pstate.c
+++ linux-pm/drivers/cpufreq/intel_pstate.c
@@ -293,10 +293,10 @@ struct pstate_funcs {
static struct pstate_funcs pstate_funcs __read_mostly;

static bool hwp_active __ro_after_init;
-static int hwp_mode_bdw __read_mostly;
-static bool per_cpu_limits __read_mostly;
+static int hwp_mode_bdw __ro_after_init;
+static bool per_cpu_limits __ro_after_init;
+static bool hwp_forced __ro_after_init;
static bool hwp_boost __read_mostly;
-static bool hwp_forced __read_mostly;

static struct cpufreq_driver *intel_pstate_driver __read_mostly;