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[CPUFREQ] Remove hotplug cpu crap

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The hotplug CPU locking in cpufreq is horrendous.  No-one seems to care
enough to fix it, so just remove it so that the 99.9% of the real world
users of this code can use cpufreq without being bothered by warnings.

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Dave Jones <davej@redhat.com>
This commit is contained in:
Dave Jones
2007-02-05 16:12:43 -08:00
parent 86acd49aa1
commit c120069779
5 changed files with 0 additions and 24 deletions
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2
drivers/cpufreq/cpufreq_userspace.c
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@@ -71,7 +71,6 @@ static int cpufreq_set(unsigned int freq, struct cpufreq_policy *policy)
dprintk("cpufreq_set for cpu %u, freq %u kHz\n", policy->cpu, freq);
lock_cpu_hotplug();
mutex_lock(&userspace_mutex);
if (!cpu_is_managed[policy->cpu])
goto err;
@@ -94,7 +93,6 @@ static int cpufreq_set(unsigned int freq, struct cpufreq_policy *policy)
err:
mutex_unlock(&userspace_mutex);
unlock_cpu_hotplug();
return ret;
}