1 files changed, 2 insertions, 1 deletions

diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
index 6bf3f2d12c90..a22944ca0526 100644
--- a/include/linux/cpufreq.h
+++ b/include/linux/cpufreq.h
@@ -93,7 +93,7 @@ struct cpufreq_policy {
         cpumask_var_t           cpus;   /* Online CPUs only */
         cpumask_var_t           related_cpus; /* Online + Offline CPUs */
 
-        unsigned int            shared_type; /* ANY or ALL affected CPUs
+        unsigned int            shared_type; /* ACPI: ANY or ALL affected CPUs
                                                 should set cpufreq */
         unsigned int            cpu;    /* cpu nr of CPU managing this policy */
         unsigned int            last_cpu; /* cpu nr of previous CPU that managed
@@ -122,6 +122,7 @@ struct cpufreq_policy {
 #define CPUFREQ_START                   (3)
 #define CPUFREQ_UPDATE_POLICY_CPU       (4)
 
+/* Only for ACPI */
 #define CPUFREQ_SHARED_TYPE_NONE (0) /* None */
 #define CPUFREQ_SHARED_TYPE_HW   (1) /* HW does needed coordination */
 #define CPUFREQ_SHARED_TYPE_ALL  (2) /* All dependent CPUs should set freq */