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[CPUFREQ] Only set sampling_rate_max deprecated, sampling_rate_min is useful

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Update the documentation accordingly.
Cleanup and use printk_once.

Signed-off-by: Thomas Renninger <trenn@suse.de>
Signed-off-by: Dave Jones <davej@redhat.com>
This commit is contained in:
Thomas Renninger
2009-04-22 13:48:31 +02:00
committed by Dave Jones
parent 86e13684aa
commit 4f4d1ad6ee
3 changed files with 18 additions and 43 deletions
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17
drivers/cpufreq/cpufreq_conservative.c
View File

@@ -167,26 +167,13 @@ static struct notifier_block dbs_cpufreq_notifier_block = {
/************************** sysfs interface ************************/
static ssize_t show_sampling_rate_max(struct cpufreq_policy *policy, char *buf)
{
static int print_once;
if (!print_once) {
printk(KERN_INFO "CPUFREQ: conservative sampling_rate_max "
"sysfs file is deprecated - used by: %s\n",
current->comm);
print_once = 1;
}
printk_once(KERN_INFO "CPUFREQ: conservative sampling_rate_max "
"sysfs file is deprecated - used by: %s\n", current->comm);
return sprintf(buf, "%u\n", -1U);
}
static ssize_t show_sampling_rate_min(struct cpufreq_policy *policy, char *buf)
{
static int print_once;
if (!print_once) {
printk(KERN_INFO "CPUFREQ: conservative sampling_rate_max "
"sysfs file is deprecated - used by: %s\n", current->comm);
print_once = 1;
}
return sprintf(buf, "%u\n", min_sampling_rate);
}

18
drivers/cpufreq/cpufreq_ondemand.c
View File

@@ -205,27 +205,13 @@ static void ondemand_powersave_bias_init(void)
/************************** sysfs interface ************************/
static ssize_t show_sampling_rate_max(struct cpufreq_policy *policy, char *buf)
{
static int print_once;
if (!print_once) {
printk(KERN_INFO "CPUFREQ: ondemand sampling_rate_max "
"sysfs file is deprecated - used by: %s\n",
current->comm);
print_once = 1;
}
printk_once(KERN_INFO "CPUFREQ: ondemand sampling_rate_max "
"sysfs file is deprecated - used by: %s\n", current->comm);
return sprintf(buf, "%u\n", -1U);
}
static ssize_t show_sampling_rate_min(struct cpufreq_policy *policy, char *buf)
{
static int print_once;
if (!print_once) {
printk(KERN_INFO "CPUFREQ: ondemand sampling_rate_min "
"sysfs file is deprecated - used by: %s\n",
current->comm);
print_once = 1;
}
return sprintf(buf, "%u\n", min_sampling_rate);
}