| From | Paul Gortmaker <> | Subject | [34-longterm 063/179] Remove cpufreq_stats sysfs entries on module unload. | Date | Mon, 14 May 2012 22:12:39 -0400 |
| |
From: Dave Jones <davej@redhat.com>
------------------- This is a commit scheduled for the next v2.6.34 longterm release. http://git.kernel.org/?p=linux/kernel/git/paulg/longterm-queue-2.6.34.git If you see a problem with using this for longterm, please comment. -------------------
commit 13f067537f34456443f61c950cd6dc37d1d5f3ee upstream.
cpufreq_stats leaves behind its sysfs entries, which causes a panic when something stumbled across them. (Discovered by unloading cpufreq_stats while powertop was loaded).
Signed-off-by: Dave Jones <davej@redhat.com> Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> --- drivers/cpufreq/cpufreq_stats.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c index 4f1b8de..7c7a1e4 100644 --- a/drivers/cpufreq/cpufreq_stats.c +++ b/drivers/cpufreq/cpufreq_stats.c @@ -388,6 +388,7 @@ static void __exit cpufreq_stats_exit(void) unregister_hotcpu_notifier(&cpufreq_stat_cpu_notifier); for_each_online_cpu(cpu) { cpufreq_stats_free_table(cpu); + cpufreq_stats_free_sysfs(cpu); } } -- 1.7.9.6
|