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| author | Tu, Xiaobing <xiaobing.tu@intel.com> | 2012-10-23 01:03:00 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-03-14 11:32:06 -0700 |
| commit | eb868f2c44b556ddea6a88e0a1a70945364e0ee1 (patch) | |
| tree | 884cc272f175192e8184d28aac41638eb8b75ca7 /drivers/cpufreq | |
| parent | 542e9d5675e96e3affcac837b358b6dadebbbc37 (diff) | |
| download | kernel_samsung_tuna-eb868f2c44b556ddea6a88e0a1a70945364e0ee1.zip kernel_samsung_tuna-eb868f2c44b556ddea6a88e0a1a70945364e0ee1.tar.gz kernel_samsung_tuna-eb868f2c44b556ddea6a88e0a1a70945364e0ee1.tar.bz2 | |
Fix memory leak in cpufreq stats.
commit e37736777254ce1abc85493a5cacbefe5983b896 upstream.
When system enters sleep, non-boot CPUs will be disabled.
Cpufreq stats sysfs is created when the CPU is up, but it is not
freed when the CPU is going down. This will cause memory leak.
Signed-off-by: xiaobing tu <xiaobing.tu@intel.com>
Signed-off-by: guifang tang <guifang.tang@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Cc: Colin Cross <ccross@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/cpufreq')
| -rw-r--r-- | drivers/cpufreq/cpufreq_stats.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c index faf7c52..df41080 100644 --- a/drivers/cpufreq/cpufreq_stats.c +++ b/drivers/cpufreq/cpufreq_stats.c @@ -329,6 +329,7 @@ static int __cpuinit cpufreq_stat_cpu_callback(struct notifier_block *nfb, cpufreq_update_policy(cpu); break; case CPU_DOWN_PREPARE: + case CPU_DOWN_PREPARE_FROZEN: cpufreq_stats_free_sysfs(cpu); break; case CPU_DEAD: |