Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=632786ce9ff6206951ee4c84fe5c0d5c1d12f4cc
Commit: 632786ce9ff6206951ee4c84fe5c0d5c1d12f4cc
Parent: 22c970f3468a6766b362d57fa32ebb92cb8cd6db
Author: Thomas Renninger <[EMAIL PROTECTED]>
AuthorDate: Thu Apr 19 15:49:09 2007 +0200
Committer: Dave Jones <[EMAIL PROTECTED]>
CommitDate: Thu Apr 26 14:32:02 2007 -0400
[CPUFREQ] Remove deprecated /proc/acpi/processor/performance write support
Remove deprecated /proc/acpi/processor/performance write support
Writing to /proc/acpi/processor/xy/performance interferes with sysfs
cpufreq interface. Also removes buggy cpufreq_set_policy exported symbol.
Signed-off-by: Thomas Renninger <[EMAIL PROTECTED]>
Signed-off-by: Dave Jones <[EMAIL PROTECTED]>
---
drivers/acpi/processor_perflib.c | 46 +-------------------------------------
drivers/cpufreq/cpufreq.c | 37 ------------------------------
include/linux/cpufreq.h | 1 -
3 files changed, 1 insertions(+), 83 deletions(-)
diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c
index 2f2e796..c4efc0c 100644
--- a/drivers/acpi/processor_perflib.c
+++ b/drivers/acpi/processor_perflib.c
@@ -433,49 +433,6 @@ static int acpi_processor_perf_open_fs(struct inode
*inode, struct file *file)
PDE(inode)->data);
}
-static ssize_t
-acpi_processor_write_performance(struct file *file,
- const char __user * buffer,
- size_t count, loff_t * data)
-{
- int result = 0;
- struct seq_file *m = file->private_data;
- struct acpi_processor *pr = m->private;
- struct acpi_processor_performance *perf;
- char state_string[12] = { '\0' };
- unsigned int new_state = 0;
- struct cpufreq_policy policy;
-
-
- if (!pr || (count > sizeof(state_string) - 1))
- return -EINVAL;
-
- perf = pr->performance;
- if (!perf)
- return -EINVAL;
-
- if (copy_from_user(state_string, buffer, count))
- return -EFAULT;
-
- state_string[count] = '\0';
- new_state = simple_strtoul(state_string, NULL, 0);
-
- if (new_state >= perf->state_count)
- return -EINVAL;
-
- cpufreq_get_policy(&policy, pr->id);
-
- policy.cpu = pr->id;
- policy.min = perf->states[new_state].core_frequency * 1000;
- policy.max = perf->states[new_state].core_frequency * 1000;
-
- result = cpufreq_set_policy(&policy);
- if (result)
- return result;
-
- return count;
-}
-
static void acpi_cpufreq_add_file(struct acpi_processor *pr)
{
struct proc_dir_entry *entry = NULL;
@@ -487,10 +444,9 @@ static void acpi_cpufreq_add_file(struct acpi_processor
*pr)
/* add file 'performance' [R/W] */
entry = create_proc_entry(ACPI_PROCESSOR_FILE_PERFORMANCE,
- S_IFREG | S_IRUGO | S_IWUSR,
+ S_IFREG | S_IRUGO,
acpi_device_dir(device));
if (entry){
- acpi_processor_perf_fops.write =
acpi_processor_write_performance;
entry->proc_fops = &acpi_processor_perf_fops;
entry->data = acpi_driver_data(device);
entry->owner = THIS_MODULE;
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index fcb86dd..893dbaf 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -1626,43 +1626,6 @@ error_out:
}
/**
- * cpufreq_set_policy - set a new CPUFreq policy
- * @policy: policy to be set.
- *
- * Sets a new CPU frequency and voltage scaling policy.
- */
-int cpufreq_set_policy(struct cpufreq_policy *policy)
-{
- int ret = 0;
- struct cpufreq_policy *data;
-
- if (!policy)
- return -EINVAL;
-
- data = cpufreq_cpu_get(policy->cpu);
- if (!data)
- return -EINVAL;
-
- if (unlikely(lock_policy_rwsem_write(policy->cpu)))
- return -EINVAL;
-
-
- ret = __cpufreq_set_policy(data, policy);
- data->user_policy.min = data->min;
- data->user_policy.max = data->max;
- data->user_policy.policy = data->policy;
- data->user_policy.governor = data->governor;
-
- unlock_policy_rwsem_write(policy->cpu);
-
- cpufreq_cpu_put(data);
-
- return ret;
-}
-EXPORT_SYMBOL(cpufreq_set_policy);
-
-
-/**
* cpufreq_update_policy - re-evaluate an existing cpufreq policy
* @cpu: CPU which shall be re-evaluated
*
diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
index 0899e2c..3ec6e7f 100644
--- a/include/linux/cpufreq.h
+++ b/include/linux/cpufreq.h
@@ -257,7 +257,6 @@ struct freq_attr {
/*********************************************************************
* CPUFREQ 2.6. INTERFACE *
*********************************************************************/
-int cpufreq_set_policy(struct cpufreq_policy *policy);
int cpufreq_get_policy(struct cpufreq_policy *policy, unsigned int cpu);
int cpufreq_update_policy(unsigned int cpu);
-
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