diff options
author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2008-10-15 11:31:54 +1100 |
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committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2008-10-15 11:31:54 +1100 |
commit | 6dc6472581f693b5fc95aebedf67b4960fb85cf0 (patch) | |
tree | 06a5a9a08519950575505273eabced331ed51405 /drivers/cpufreq/cpufreq.c | |
parent | ee673eaa72d8d185012b1027a05e25aba18c267f (diff) | |
parent | 8acd3a60bcca17c6d89c73cee3ad6057eb83ba1e (diff) |
Merge commit 'origin'
Manual fixup of conflicts on:
arch/powerpc/include/asm/dcr-regs.h
drivers/net/ibm_newemac/core.h
Diffstat (limited to 'drivers/cpufreq/cpufreq.c')
-rw-r--r-- | drivers/cpufreq/cpufreq.c | 30 |
1 files changed, 19 insertions, 11 deletions
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index 8a67f16987d..31d6f535a79 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -1467,25 +1467,27 @@ int cpufreq_driver_target(struct cpufreq_policy *policy, unsigned int target_freq, unsigned int relation) { - int ret; + int ret = -EINVAL; policy = cpufreq_cpu_get(policy->cpu); if (!policy) - return -EINVAL; + goto no_policy; if (unlikely(lock_policy_rwsem_write(policy->cpu))) - return -EINVAL; + goto fail; ret = __cpufreq_driver_target(policy, target_freq, relation); unlock_policy_rwsem_write(policy->cpu); +fail: cpufreq_cpu_put(policy); +no_policy: return ret; } EXPORT_SYMBOL_GPL(cpufreq_driver_target); -int __cpufreq_driver_getavg(struct cpufreq_policy *policy) +int __cpufreq_driver_getavg(struct cpufreq_policy *policy, unsigned int cpu) { int ret = 0; @@ -1493,8 +1495,8 @@ int __cpufreq_driver_getavg(struct cpufreq_policy *policy) if (!policy) return -EINVAL; - if (cpu_online(policy->cpu) && cpufreq_driver->getavg) - ret = cpufreq_driver->getavg(policy->cpu); + if (cpu_online(cpu) && cpufreq_driver->getavg) + ret = cpufreq_driver->getavg(policy, cpu); cpufreq_cpu_put(policy); return ret; @@ -1717,13 +1719,17 @@ int cpufreq_update_policy(unsigned int cpu) { struct cpufreq_policy *data = cpufreq_cpu_get(cpu); struct cpufreq_policy policy; - int ret = 0; + int ret; - if (!data) - return -ENODEV; + if (!data) { + ret = -ENODEV; + goto no_policy; + } - if (unlikely(lock_policy_rwsem_write(cpu))) - return -EINVAL; + if (unlikely(lock_policy_rwsem_write(cpu))) { + ret = -EINVAL; + goto fail; + } dprintk("updating policy for CPU %u\n", cpu); memcpy(&policy, data, sizeof(struct cpufreq_policy)); @@ -1750,7 +1756,9 @@ int cpufreq_update_policy(unsigned int cpu) unlock_policy_rwsem_write(cpu); +fail: cpufreq_cpu_put(data); +no_policy: return ret; } EXPORT_SYMBOL(cpufreq_update_policy); |