cpu hotplug: topology: remove topology_dev_map
By previous cpu hotplug notifier change, we don't need to track topology_dev
existence for each cpu by topology_dev_map.
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: Gautham R Shenoy <ego@in.ibm.com>
Cc: Oleg Nesterov <oleg@tv-sign.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/base/topology.c b/drivers/base/topology.c
index 8d8cdfe..e1d3ad4d 100644
--- a/drivers/base/topology.c
+++ b/drivers/base/topology.c
@@ -94,27 +94,18 @@
.name = "topology"
};
-static cpumask_t topology_dev_map = CPU_MASK_NONE;
-
/* Add/Remove cpu_topology interface for CPU device */
static int __cpuinit topology_add_dev(unsigned int cpu)
{
- int rc;
struct sys_device *sys_dev = get_cpu_sysdev(cpu);
- rc = sysfs_create_group(&sys_dev->kobj, &topology_attr_group);
- if (!rc)
- cpu_set(cpu, topology_dev_map);
- return rc;
+ return sysfs_create_group(&sys_dev->kobj, &topology_attr_group);
}
static void __cpuinit topology_remove_dev(unsigned int cpu)
{
struct sys_device *sys_dev = get_cpu_sysdev(cpu);
- if (!cpu_isset(cpu, topology_dev_map))
- return;
- cpu_clear(cpu, topology_dev_map);
sysfs_remove_group(&sys_dev->kobj, &topology_attr_group);
}