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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2021-08-23 14:48:40 +0300
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2021-08-23 14:48:40 +0300
commit43dde64bb1b45c7e4194f4ae30cf16c37bc317e0 (patch)
tree53141fd10552c1df58e0f580f1a7cd45dbc9ef90 /drivers/cpufreq
parenta87a10961a744fd196570021ab244d8c6298ec31 (diff)
parente5c6b312ce3cc97e90ea159446e6bfa06645364d (diff)
downloadlinux-43dde64bb1b45c7e4194f4ae30cf16c37bc317e0.tar.xz
Merge back cpufreq changes for v5.15.
Diffstat (limited to 'drivers/cpufreq')
-rw-r--r--drivers/cpufreq/acpi-cpufreq.c4
-rw-r--r--drivers/cpufreq/cpufreq.c6
-rw-r--r--drivers/cpufreq/cpufreq_ondemand.c4
-rw-r--r--drivers/cpufreq/intel_pstate.c4
-rw-r--r--drivers/cpufreq/powernow-k8.c6
-rw-r--r--drivers/cpufreq/powernv-cpufreq.c4
6 files changed, 14 insertions, 14 deletions
diff --git a/drivers/cpufreq/acpi-cpufreq.c b/drivers/cpufreq/acpi-cpufreq.c
index 7e7450453714..b49612895c78 100644
--- a/drivers/cpufreq/acpi-cpufreq.c
+++ b/drivers/cpufreq/acpi-cpufreq.c
@@ -163,9 +163,9 @@ static ssize_t store_cpb(struct cpufreq_policy *policy, const char *buf,
if (ret || val > 1)
return -EINVAL;
- get_online_cpus();
+ cpus_read_lock();
set_boost(policy, val);
- put_online_cpus();
+ cpus_read_unlock();
return count;
}
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 45f3416988f1..06c526d66dd3 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -2654,18 +2654,18 @@ int cpufreq_boost_trigger_state(int state)
cpufreq_driver->boost_enabled = state;
write_unlock_irqrestore(&cpufreq_driver_lock, flags);
- get_online_cpus();
+ cpus_read_lock();
for_each_active_policy(policy) {
ret = cpufreq_driver->set_boost(policy, state);
if (ret)
goto err_reset_state;
}
- put_online_cpus();
+ cpus_read_unlock();
return 0;
err_reset_state:
- put_online_cpus();
+ cpus_read_unlock();
write_lock_irqsave(&cpufreq_driver_lock, flags);
cpufreq_driver->boost_enabled = !state;
diff --git a/drivers/cpufreq/cpufreq_ondemand.c b/drivers/cpufreq/cpufreq_ondemand.c
index ac361a8b1d3b..eb4320b619c9 100644
--- a/drivers/cpufreq/cpufreq_ondemand.c
+++ b/drivers/cpufreq/cpufreq_ondemand.c
@@ -418,7 +418,7 @@ static void od_set_powersave_bias(unsigned int powersave_bias)
default_powersave_bias = powersave_bias;
cpumask_clear(&done);
- get_online_cpus();
+ cpus_read_lock();
for_each_online_cpu(cpu) {
struct cpufreq_policy *policy;
struct policy_dbs_info *policy_dbs;
@@ -442,7 +442,7 @@ static void od_set_powersave_bias(unsigned int powersave_bias)
od_tuners = dbs_data->tuners;
od_tuners->powersave_bias = default_powersave_bias;
}
- put_online_cpus();
+ cpus_read_unlock();
}
void od_register_powersave_bias_handler(unsigned int (*f)
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index bb4549959b11..2d83a9f9651b 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -2969,7 +2969,7 @@ static void intel_pstate_driver_cleanup(void)
{
unsigned int cpu;
- get_online_cpus();
+ cpus_read_lock();
for_each_online_cpu(cpu) {
if (all_cpu_data[cpu]) {
if (intel_pstate_driver == &intel_pstate)
@@ -2979,7 +2979,7 @@ static void intel_pstate_driver_cleanup(void)
all_cpu_data[cpu] = NULL;
}
}
- put_online_cpus();
+ cpus_read_unlock();
intel_pstate_driver = NULL;
}
diff --git a/drivers/cpufreq/powernow-k8.c b/drivers/cpufreq/powernow-k8.c
index b9ccb6a3dad9..12ab4014af71 100644
--- a/drivers/cpufreq/powernow-k8.c
+++ b/drivers/cpufreq/powernow-k8.c
@@ -1180,7 +1180,7 @@ static int powernowk8_init(void)
if (!x86_match_cpu(powernow_k8_ids))
return -ENODEV;
- get_online_cpus();
+ cpus_read_lock();
for_each_online_cpu(i) {
smp_call_function_single(i, check_supported_cpu, &ret, 1);
if (!ret)
@@ -1188,10 +1188,10 @@ static int powernowk8_init(void)
}
if (supported_cpus != num_online_cpus()) {
- put_online_cpus();
+ cpus_read_unlock();
return -ENODEV;
}
- put_online_cpus();
+ cpus_read_unlock();
ret = cpufreq_register_driver(&cpufreq_amd64_driver);
if (ret)
diff --git a/drivers/cpufreq/powernv-cpufreq.c b/drivers/cpufreq/powernv-cpufreq.c
index 005600cef273..23a06cba392c 100644
--- a/drivers/cpufreq/powernv-cpufreq.c
+++ b/drivers/cpufreq/powernv-cpufreq.c
@@ -918,7 +918,7 @@ static void powernv_cpufreq_work_fn(struct work_struct *work)
unsigned int cpu;
cpumask_t mask;
- get_online_cpus();
+ cpus_read_lock();
cpumask_and(&mask, &chip->mask, cpu_online_mask);
smp_call_function_any(&mask,
powernv_cpufreq_throttle_check, NULL, 0);
@@ -939,7 +939,7 @@ static void powernv_cpufreq_work_fn(struct work_struct *work)
cpufreq_cpu_put(policy);
}
out:
- put_online_cpus();
+ cpus_read_unlock();
}
static int powernv_cpufreq_occ_msg(struct notifier_block *nb,