diff options
| author | Jacob Shin <jacob.shin@amd.com> | 2013-06-27 22:02:12 +0200 |
|---|---|---|
| committer | Bharat Nihalani <bnihalani@nvidia.com> | 2013-10-22 02:47:28 -0700 |
| commit | d56bff6d0e302c2fd3429976f72fabfd1499bf12 (patch) | |
| tree | 385000beed28b5fdb2e016c4d4b79f21a6d7c5bf /drivers/cpufreq | |
| parent | e42f50f6e527c4f9075bc9781699ec60d1a4d182 (diff) | |
cpufreq: don't leave stale policy pointer in cdbs->cur_policy
Clear ->cur_policy when stopping a governor, or the ->cur_policy
pointer may be stale on systems with have_governor_per_policy when a
new policy is allocated due to CPU hotplug offline/online.
[rjw: Changelog]
Suggested-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Jacob Shin <jacob.shin@amd.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
(cherry picked from commit 419e172145cf6c51d436a8bf4afcd17511f0ff79)
Signed-off-by: Ajay Nandakumar <anandakumarm@nvidia.com>
Change-Id: Iada00880f8c98ed1beb372bf4b84ff9a7d43e3ea
Reviewed-on: http://git-master/r/300402
Reviewed-by: Puneet Saxena <puneets@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Bharat Nihalani <bnihalani@nvidia.com>
Diffstat (limited to 'drivers/cpufreq')
| -rw-r--r-- | drivers/cpufreq/cpufreq_governor.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/cpufreq/cpufreq_governor.c b/drivers/cpufreq/cpufreq_governor.c index ace35effc4b8..a7272676b230 100644 --- a/drivers/cpufreq/cpufreq_governor.c +++ b/drivers/cpufreq/cpufreq_governor.c @@ -357,6 +357,7 @@ int cpufreq_governor_dbs(struct cpufreq_policy *policy, mutex_lock(&dbs_data->mutex); mutex_destroy(&cpu_cdbs->timer_mutex); + cpu_cdbs->cur_policy = NULL; mutex_unlock(&dbs_data->mutex); |