cpufreq: Don't check if cpu is online/offline for cpufreq callbacks
cpufreq layer doesn't call cpufreq driver's callback for any offline
CPU and so checking that isn't useful.
Lets get rid of it.
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
diff --git a/arch/mips/kernel/cpufreq/loongson2_cpufreq.c b/arch/mips/kernel/cpufreq/loongson2_cpufreq.c
index bafda70..8488957 100644
--- a/arch/mips/kernel/cpufreq/loongson2_cpufreq.c
+++ b/arch/mips/kernel/cpufreq/loongson2_cpufreq.c
@@ -61,9 +61,6 @@
struct cpufreq_freqs freqs;
unsigned int freq;
- if (!cpu_online(cpu))
- return -ENODEV;
-
cpus_allowed = current->cpus_allowed;
set_cpus_allowed_ptr(current, cpumask_of(cpu));
@@ -109,9 +106,6 @@
unsigned long rate;
int ret;
- if (!cpu_online(policy->cpu))
- return -ENODEV;
-
cpuclk = clk_get(NULL, "cpu_clk");
if (IS_ERR(cpuclk)) {
printk(KERN_ERR "cpufreq: couldn't get CPU clk\n");
diff --git a/arch/sh/kernel/cpufreq.c b/arch/sh/kernel/cpufreq.c
index 2c7bd94..0fdf64b 100644
--- a/arch/sh/kernel/cpufreq.c
+++ b/arch/sh/kernel/cpufreq.c
@@ -51,9 +51,6 @@
struct device *dev;
long freq;
- if (!cpu_online(cpu))
- return -ENODEV;
-
cpus_allowed = current->cpus_allowed;
set_cpus_allowed_ptr(current, cpumask_of(cpu));
@@ -111,9 +108,6 @@
struct cpufreq_frequency_table *freq_table;
struct device *dev;
- if (!cpu_online(cpu))
- return -ENODEV;
-
dev = get_cpu_device(cpu);
cpuclk = clk_get(dev, "cpu_clk");
diff --git a/arch/sparc/kernel/us2e_cpufreq.c b/arch/sparc/kernel/us2e_cpufreq.c
index abe963d..306ae46 100644
--- a/arch/sparc/kernel/us2e_cpufreq.c
+++ b/arch/sparc/kernel/us2e_cpufreq.c
@@ -234,9 +234,6 @@
cpumask_t cpus_allowed;
unsigned long clock_tick, estar;
- if (!cpu_online(cpu))
- return 0;
-
cpumask_copy(&cpus_allowed, tsk_cpus_allowed(current));
set_cpus_allowed_ptr(current, cpumask_of(cpu));
@@ -257,9 +254,6 @@
cpumask_t cpus_allowed;
struct cpufreq_freqs freqs;
- if (!cpu_online(cpu))
- return;
-
cpumask_copy(&cpus_allowed, tsk_cpus_allowed(current));
set_cpus_allowed_ptr(current, cpumask_of(cpu));
diff --git a/arch/sparc/kernel/us3_cpufreq.c b/arch/sparc/kernel/us3_cpufreq.c
index 7ceb9c8..c71ee14 100644
--- a/arch/sparc/kernel/us3_cpufreq.c
+++ b/arch/sparc/kernel/us3_cpufreq.c
@@ -82,9 +82,6 @@
unsigned long reg;
unsigned int ret;
- if (!cpu_online(cpu))
- return 0;
-
cpumask_copy(&cpus_allowed, tsk_cpus_allowed(current));
set_cpus_allowed_ptr(current, cpumask_of(cpu));
@@ -104,9 +101,6 @@
cpumask_t cpus_allowed;
struct cpufreq_freqs freqs;
- if (!cpu_online(cpu))
- return;
-
cpumask_copy(&cpus_allowed, tsk_cpus_allowed(current));
set_cpus_allowed_ptr(current, cpumask_of(cpu));
diff --git a/drivers/cpufreq/p4-clockmod.c b/drivers/cpufreq/p4-clockmod.c
index 4b2e773..421ef37 100644
--- a/drivers/cpufreq/p4-clockmod.c
+++ b/drivers/cpufreq/p4-clockmod.c
@@ -58,8 +58,7 @@
{
u32 l, h;
- if (!cpu_online(cpu) ||
- (newstate > DC_DISABLE) || (newstate == DC_RESV))
+ if ((newstate > DC_DISABLE) || (newstate == DC_RESV))
return -EINVAL;
rdmsr_on_cpu(cpu, MSR_IA32_THERM_STATUS, &l, &h);
diff --git a/drivers/cpufreq/powernow-k8.c b/drivers/cpufreq/powernow-k8.c
index 52137a3..b828efe 100644
--- a/drivers/cpufreq/powernow-k8.c
+++ b/drivers/cpufreq/powernow-k8.c
@@ -1102,9 +1102,6 @@
struct init_on_cpu init_on_cpu;
int rc;
- if (!cpu_online(pol->cpu))
- return -ENODEV;
-
smp_call_function_single(pol->cpu, check_supported_cpu, &rc, 1);
if (rc)
return -ENODEV;
diff --git a/drivers/cpufreq/speedstep-centrino.c b/drivers/cpufreq/speedstep-centrino.c
index 3dbbcc3..618e6f4 100644
--- a/drivers/cpufreq/speedstep-centrino.c
+++ b/drivers/cpufreq/speedstep-centrino.c
@@ -481,10 +481,6 @@
for_each_cpu(j, policy->cpus) {
int good_cpu;
- /* cpufreq holds the hotplug lock, so we are safe here */
- if (!cpu_online(j))
- continue;
-
/*
* Support for SMP systems.
* Make sure we are running on CPU that wants to change freq