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authorIngo Molnar <mingo@elte.hu>2009-02-22 17:59:49 +0100
committerIngo Molnar <mingo@elte.hu>2009-02-22 17:59:49 +0100
commit2702e0a46c2d28da92b32c9b068ee1291fc0de35 (patch)
treec1e9868a4b91beeebd5f4e820588bc2ae8371911 /arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c
parent42bb8cc5e81028e217105299001070d57eb84ad7 (diff)
parentadfafefd104d840ee4461965f22624d77532675b (diff)
Merge branch 'linus' into timers/hpet
Diffstat (limited to 'arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c')
-rw-r--r--arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c20
1 files changed, 5 insertions, 15 deletions
diff --git a/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c b/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c
index 06fcd8f9323..4b1c319d30c 100644
--- a/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c
+++ b/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c
@@ -145,7 +145,7 @@ typedef union {
struct drv_cmd {
unsigned int type;
- cpumask_var_t mask;
+ const struct cpumask *mask;
drv_addr_union addr;
u32 val;
};
@@ -231,15 +231,9 @@ static u32 get_cur_val(const struct cpumask *mask)
return 0;
}
- if (unlikely(!alloc_cpumask_var(&cmd.mask, GFP_KERNEL)))
- return 0;
-
- cpumask_copy(cmd.mask, mask);
-
+ cmd.mask = mask;
drv_read(&cmd);
- free_cpumask_var(cmd.mask);
-
dprintk("get_cur_val = %u\n", cmd.val);
return cmd.val;
@@ -369,7 +363,7 @@ static unsigned int get_cur_freq_on_cpu(unsigned int cpu)
return freq;
}
-static unsigned int check_freqs(const cpumask_t *mask, unsigned int freq,
+static unsigned int check_freqs(const struct cpumask *mask, unsigned int freq,
struct acpi_cpufreq_data *data)
{
unsigned int cur_freq;
@@ -404,9 +398,6 @@ static int acpi_cpufreq_target(struct cpufreq_policy *policy,
return -ENODEV;
}
- if (unlikely(!alloc_cpumask_var(&cmd.mask, GFP_KERNEL)))
- return -ENOMEM;
-
perf = data->acpi_data;
result = cpufreq_frequency_table_target(policy,
data->freq_table,
@@ -451,9 +442,9 @@ static int acpi_cpufreq_target(struct cpufreq_policy *policy,
/* cpufreq holds the hotplug lock, so we are safe from here on */
if (policy->shared_type != CPUFREQ_SHARED_TYPE_ANY)
- cpumask_and(cmd.mask, cpu_online_mask, policy->cpus);
+ cmd.mask = policy->cpus;
else
- cpumask_copy(cmd.mask, cpumask_of(policy->cpu));
+ cmd.mask = cpumask_of(policy->cpu);
freqs.old = perf->states[perf->state].core_frequency * 1000;
freqs.new = data->freq_table[next_state].frequency;
@@ -480,7 +471,6 @@ static int acpi_cpufreq_target(struct cpufreq_policy *policy,
perf->state = next_perf_state;
out:
- free_cpumask_var(cmd.mask);
return result;
}