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| author |   Tu, Xiaobing <xiaobing.tu@intel.com> | 2012-10-23 01:03:00 +0200 |
|---|---|---|
| committer |   Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2012-10-23 01:03:00 +0200 |
| commit | e37736777254ce1abc85493a5cacbefe5983b896 (patch) | |
| tree | ba7bd9509dc9c771a90460d3416b1adef67cb72f /drivers/cpufreq/cpufreq_stats.c | |
| parent | cpufreq / powernow-k8: Remove usage of smp_processor_id() in preemptible code (diff) | |
| download | linux-dev-e37736777254ce1abc85493a5cacbefe5983b896.tar.xz linux-dev-e37736777254ce1abc85493a5cacbefe5983b896.zip | |
Fix memory leak in cpufreq stats.
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>
Diffstat (limited to 'drivers/cpufreq/cpufreq_stats.c')
| -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 b40ee1403be9..399831690fed 100644 --- a/drivers/cpufreq/cpufreq_stats.c +++ b/drivers/cpufreq/cpufreq_stats.c @@ -328,6 +328,7 @@ 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: |