Commit fa1d8af4 authored by Viresh Kumar's avatar Viresh Kumar Committed by Rafael J. Wysocki

cpufreq: Create a macro for unlock_policy_rwsem{read,write}

On the lines of macro: lock_policy_rwsem, we can create another macro for
unlock_policy_rwsem. Lets do it.
Signed-off-by: default avatarViresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent 65922465
......@@ -70,8 +70,7 @@ static DEFINE_PER_CPU(int, cpufreq_policy_cpu);
static DEFINE_PER_CPU(struct rw_semaphore, cpu_policy_rwsem);
#define lock_policy_rwsem(mode, cpu) \
static int lock_policy_rwsem_##mode \
(int cpu) \
static int lock_policy_rwsem_##mode(int cpu) \
{ \
int policy_cpu = per_cpu(cpufreq_policy_cpu, cpu); \
BUG_ON(policy_cpu == -1); \
......@@ -81,23 +80,18 @@ static int lock_policy_rwsem_##mode \
}
lock_policy_rwsem(read, cpu);
lock_policy_rwsem(write, cpu);
static void unlock_policy_rwsem_read(int cpu)
{
int policy_cpu = per_cpu(cpufreq_policy_cpu, cpu);
BUG_ON(policy_cpu == -1);
up_read(&per_cpu(cpu_policy_rwsem, policy_cpu));
}
static void unlock_policy_rwsem_write(int cpu)
{
int policy_cpu = per_cpu(cpufreq_policy_cpu, cpu);
BUG_ON(policy_cpu == -1);
up_write(&per_cpu(cpu_policy_rwsem, policy_cpu));
#define unlock_policy_rwsem(mode, cpu) \
static void unlock_policy_rwsem_##mode(int cpu) \
{ \
int policy_cpu = per_cpu(cpufreq_policy_cpu, cpu); \
BUG_ON(policy_cpu == -1); \
up_##mode(&per_cpu(cpu_policy_rwsem, policy_cpu)); \
}
unlock_policy_rwsem(read, cpu);
unlock_policy_rwsem(write, cpu);
/* internal prototypes */
static int __cpufreq_governor(struct cpufreq_policy *policy,
......
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