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authorMark Brown <broonie@sirena.org.uk>2013-06-14 17:42:49 +0100
committerMark Brown <broonie@sirena.org.uk>2013-06-14 17:42:49 +0100
commitc4d0a06860b8ade51836f07ae050245f9059c6d6 (patch)
tree88931d8ccb3cc94bb2a895149ff18dfc448e3324 /drivers/cpufreq/cpufreq_stats.c
parentebb7c3b1a10a2cd3986f2db60612d2c6fbb915ab (diff)
parent1f76bce8544acd38f7bb1e822540f8ca521e1b7f (diff)
Merge remote-tracking branch 'jstultz-android/linaro-fixes/experimental/android-3.9' into merge-androidlsk-android-2013.06
Conflicts: arch/arm/common/Makefile arch/arm/include/asm/irq.h arch/arm/include/asm/smp.h arch/arm/kernel/smp.c
Diffstat (limited to 'drivers/cpufreq/cpufreq_stats.c')
-rw-r--r--drivers/cpufreq/cpufreq_stats.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c
index 1db214b2660..7dc9c4efbcf 100644
--- a/drivers/cpufreq/cpufreq_stats.c
+++ b/drivers/cpufreq/cpufreq_stats.c
@@ -342,6 +342,27 @@ static int cpufreq_stat_notifier_trans(struct notifier_block *nb,
return 0;
}
+static int cpufreq_stats_create_table_cpu(unsigned int cpu)
+{
+ struct cpufreq_policy *policy;
+ struct cpufreq_frequency_table *table;
+ int ret = -ENODEV;
+
+ policy = cpufreq_cpu_get(cpu);
+ if (!policy)
+ return -ENODEV;
+
+ table = cpufreq_frequency_get_table(cpu);
+ if (!table)
+ goto out;
+
+ ret = cpufreq_stats_create_table(policy, table);
+
+out:
+ cpufreq_cpu_put(policy);
+ return ret;
+}
+
static int __cpuinit cpufreq_stat_cpu_callback(struct notifier_block *nfb,
unsigned long action,
void *hcpu)
@@ -361,6 +382,10 @@ static int __cpuinit cpufreq_stat_cpu_callback(struct notifier_block *nfb,
case CPU_DEAD_FROZEN:
cpufreq_stats_free_table(cpu);
break;
+ case CPU_DOWN_FAILED:
+ case CPU_DOWN_FAILED_FROZEN:
+ cpufreq_stats_create_table_cpu(cpu);
+ break;
}
return NOTIFY_OK;
}