After commit a28b2bfc099c ("cppc_cpufreq: replace per-cpu data array with a
list"), cpu_data can be got from policy->driver_data, so cpu_data_list is
not actually needed and can be removed.
Signed-off-by: Lifeng Zheng <zhenglifeng1@xxxxxxxxxx>
---
drivers/cpufreq/cppc_cpufreq.c | 25 -------------------------
include/acpi/cppc_acpi.h | 1 -
2 files changed, 26 deletions(-)
diff --git a/drivers/cpufreq/cppc_cpufreq.c b/drivers/cpufreq/cppc_cpufreq.c
index b7c688a5659c..f3b5ea9fcbf5 100644
--- a/drivers/cpufreq/cppc_cpufreq.c
+++ b/drivers/cpufreq/cppc_cpufreq.c
@@ -26,14 +26,6 @@
#include <acpi/cppc_acpi.h>
-/*
- * This list contains information parsed from per CPU ACPI _CPC and _PSD
- * structures: e.g. the highest and lowest supported performance, capabilities,
- * desired performance, level requested etc. Depending on the share_type, not
- * all CPUs will have an entry in the list.
- */
-static LIST_HEAD(cpu_data_list);
-
static struct cpufreq_driver cppc_cpufreq_driver;
#ifdef CONFIG_ACPI_CPPC_CPUFREQ_FIE
@@ -567,8 +559,6 @@ static struct cppc_cpudata *cppc_cpufreq_get_cpu_data(unsigned int cpu)
goto free_mask;
}
- list_add(&cpu_data->node, &cpu_data_list);
-
return cpu_data;
free_mask:
@@ -583,7 +573,6 @@ static void cppc_cpufreq_put_cpu_data(struct cpufreq_policy *policy)
{
struct cppc_cpudata *cpu_data = policy->driver_data;
- list_del(&cpu_data->node);
free_cpumask_var(cpu_data->shared_cpu_map);
kfree(cpu_data);
policy->driver_data = NULL;
@@ -954,24 +943,10 @@ static int __init cppc_cpufreq_init(void)
return ret;
}
-static inline void free_cpu_data(void)
-{
- struct cppc_cpudata *iter, *tmp;
-
- list_for_each_entry_safe(iter, tmp, &cpu_data_list, node) {
- free_cpumask_var(iter->shared_cpu_map);
- list_del(&iter->node);
- kfree(iter);
- }
-
-}
-
static void __exit cppc_cpufreq_exit(void)
{
cpufreq_unregister_driver(&cppc_cpufreq_driver);
cppc_freq_invariance_exit();
-
- free_cpu_data();
}
module_exit(cppc_cpufreq_exit);
diff --git a/include/acpi/cppc_acpi.h b/include/acpi/cppc_acpi.h
index 325e9543e08f..20f3d62e7a16 100644
--- a/include/acpi/cppc_acpi.h
+++ b/include/acpi/cppc_acpi.h
@@ -139,7 +139,6 @@ struct cppc_perf_fb_ctrs {
/* Per CPU container for runtime CPPC management. */
struct cppc_cpudata {
- struct list_head node;
struct cppc_perf_caps perf_caps;
struct cppc_perf_ctrls perf_ctrls;
struct cppc_perf_fb_ctrs perf_fb_ctrs;
--
2.33.0
