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path: root/drivers/base/topology.c
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Diffstat (limited to 'drivers/base/topology.c')
-rw-r--r--drivers/base/topology.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/base/topology.c b/drivers/base/topology.c
index 94ffee378f10..be7c1fb7c0c9 100644
--- a/drivers/base/topology.c
+++ b/drivers/base/topology.c
@@ -23,7 +23,6 @@
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
-#include <linux/init.h>
#include <linux/mm.h>
#include <linux/cpu.h>
#include <linux/module.h>
@@ -40,8 +39,7 @@
static ssize_t show_##name(struct device *dev, \
struct device_attribute *attr, char *buf) \
{ \
- unsigned int cpu = dev->id; \
- return sprintf(buf, "%d\n", topology_##name(cpu)); \
+ return sprintf(buf, "%d\n", topology_##name(dev->id)); \
}
#if defined(topology_thread_cpumask) || defined(topology_core_cpumask) || \
@@ -161,16 +159,20 @@ static int topology_cpu_callback(struct notifier_block *nfb,
static int topology_sysfs_init(void)
{
int cpu;
- int rc;
+ int rc = 0;
+
+ cpu_notifier_register_begin();
for_each_online_cpu(cpu) {
rc = topology_add_dev(cpu);
if (rc)
- return rc;
+ goto out;
}
- hotcpu_notifier(topology_cpu_callback, 0);
+ __hotcpu_notifier(topology_cpu_callback, 0);
- return 0;
+out:
+ cpu_notifier_register_done();
+ return rc;
}
device_initcall(topology_sysfs_init);