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workqueue: convert bus code to use dev_groups 

The dev_attrs field of struct bus_type is going away soon, dev_groups
should be used instead.  This converts the workqueue bus code to use
the correct field.

Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman 2013-08-23 14:24:41 -07:00
parent 32f389ec56
commit 1a6661dafd
1 changed files with 15 additions and 12 deletions
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27
kernel/workqueue.c
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@ -3081,25 +3081,26 @@ static struct workqueue_struct *dev_to_wq(struct device *dev)
return wq_dev->wq;
}
static ssize_t wq_per_cpu_show(struct device *dev,
struct device_attribute *attr, char *buf)
static ssize_t per_cpu_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
struct workqueue_struct *wq = dev_to_wq(dev);
return scnprintf(buf, PAGE_SIZE, "%d\n", (bool)!(wq->flags & WQ_UNBOUND));
}
static DEVICE_ATTR_RO(per_cpu);
static ssize_t wq_max_active_show(struct device *dev,
struct device_attribute *attr, char *buf)
static ssize_t max_active_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct workqueue_struct *wq = dev_to_wq(dev);
return scnprintf(buf, PAGE_SIZE, "%d\n", wq->saved_max_active);
}
static ssize_t wq_max_active_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
static ssize_t max_active_store(struct device *dev,
struct device_attribute *attr, const char *buf,
size_t count)
{
struct workqueue_struct *wq = dev_to_wq(dev);
int val;
@ -3110,12 +3111,14 @@ static ssize_t wq_max_active_store(struct device *dev,
workqueue_set_max_active(wq, val);
return count;
}
static DEVICE_ATTR_RW(max_active);
static struct device_attribute wq_sysfs_attrs[] = {
__ATTR(per_cpu, 0444, wq_per_cpu_show, NULL),
__ATTR(max_active, 0644, wq_max_active_show, wq_max_active_store),
__ATTR_NULL,
static struct attribute *wq_sysfs_attrs[] = {
&dev_attr_per_cpu.attr,
&dev_attr_max_active.attr,
NULL,
};
ATTRIBUTE_GROUPS(wq_sysfs);
static ssize_t wq_pool_ids_show(struct device *dev,
struct device_attribute *attr, char *buf)
@ -3265,7 +3268,7 @@ static struct device_attribute wq_sysfs_unbound_attrs[] = {
static struct bus_type wq_subsys = {
.name = "workqueue",
.dev_attrs = wq_sysfs_attrs,
.dev_groups = wq_sysfs_groups,
};
static int __init wq_sysfs_init(void)