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Diffstat (limited to 'drivers/cpufreq/cpufreq.c')
-rw-r--r--drivers/cpufreq/cpufreq.c21
1 files changed, 12 insertions, 9 deletions
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 7c48e7316d91..8412ce5f93a7 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -976,10 +976,14 @@ static int cpufreq_init_policy(struct cpufreq_policy *policy)
976 976
977 new_policy.governor = gov; 977 new_policy.governor = gov;
978 978
979 /* Use the default policy if its valid. */ 979 /* Use the default policy if there is no last_policy. */
980 if (cpufreq_driver->setpolicy) 980 if (cpufreq_driver->setpolicy) {
981 cpufreq_parse_governor(gov->name, &new_policy.policy, NULL); 981 if (policy->last_policy)
982 982 new_policy.policy = policy->last_policy;
983 else
984 cpufreq_parse_governor(gov->name, &new_policy.policy,
985 NULL);
986 }
983 /* set default policy */ 987 /* set default policy */
984 return cpufreq_set_policy(policy, &new_policy); 988 return cpufreq_set_policy(policy, &new_policy);
985} 989}
@@ -1330,6 +1334,8 @@ static void cpufreq_offline_prepare(unsigned int cpu)
1330 if (has_target()) 1334 if (has_target())
1331 strncpy(policy->last_governor, policy->governor->name, 1335 strncpy(policy->last_governor, policy->governor->name,
1332 CPUFREQ_NAME_LEN); 1336 CPUFREQ_NAME_LEN);
1337 else
1338 policy->last_policy = policy->policy;
1333 } else if (cpu == policy->cpu) { 1339 } else if (cpu == policy->cpu) {
1334 /* Nominate new CPU */ 1340 /* Nominate new CPU */
1335 policy->cpu = cpumask_any(policy->cpus); 1341 policy->cpu = cpumask_any(policy->cpus);
@@ -1401,13 +1407,10 @@ static void cpufreq_remove_dev(struct device *dev, struct subsys_interface *sif)
1401 } 1407 }
1402 1408
1403 cpumask_clear_cpu(cpu, policy->real_cpus); 1409 cpumask_clear_cpu(cpu, policy->real_cpus);
1410 remove_cpu_dev_symlink(policy, cpu);
1404 1411
1405 if (cpumask_empty(policy->real_cpus)) { 1412 if (cpumask_empty(policy->real_cpus))
1406 cpufreq_policy_free(policy, true); 1413 cpufreq_policy_free(policy, true);
1407 return;
1408 }
1409
1410 remove_cpu_dev_symlink(policy, cpu);
1411} 1414}
1412 1415
1413static void handle_update(struct work_struct *work) 1416static void handle_update(struct work_struct *work)