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authorAkinobu Mita <akinobu.mita@gmail.com>2007-10-18 06:05:12 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-18 17:37:21 -0400
commit9780e3e968537db0ac8d5b4857bb38bc40217c01 (patch)
tree4d7caa9a602684d0c435e4c4b4d169ec035185dd /drivers/base/topology.c
parenta0d8cdb652d35af9319a9e0fb7134de2a276c636 (diff)
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>
Diffstat (limited to 'drivers/base/topology.c')
-rw-r--r--drivers/base/topology.c11
1 files changed, 1 insertions, 10 deletions
diff --git a/drivers/base/topology.c b/drivers/base/topology.c
index 8d8cdfec6529..e1d3ad4db2f0 100644
--- a/drivers/base/topology.c
+++ b/drivers/base/topology.c
@@ -94,27 +94,18 @@ static struct attribute_group topology_attr_group = {
94 .name = "topology" 94 .name = "topology"
95}; 95};
96 96
97static cpumask_t topology_dev_map = CPU_MASK_NONE;
98
99/* Add/Remove cpu_topology interface for CPU device */ 97/* Add/Remove cpu_topology interface for CPU device */
100static int __cpuinit topology_add_dev(unsigned int cpu) 98static int __cpuinit topology_add_dev(unsigned int cpu)
101{ 99{
102 int rc;
103 struct sys_device *sys_dev = get_cpu_sysdev(cpu); 100 struct sys_device *sys_dev = get_cpu_sysdev(cpu);
104 101
105 rc = sysfs_create_group(&sys_dev->kobj, &topology_attr_group); 102 return sysfs_create_group(&sys_dev->kobj, &topology_attr_group);
106 if (!rc)
107 cpu_set(cpu, topology_dev_map);
108 return rc;
109} 103}
110 104
111static void __cpuinit topology_remove_dev(unsigned int cpu) 105static void __cpuinit topology_remove_dev(unsigned int cpu)
112{ 106{
113 struct sys_device *sys_dev = get_cpu_sysdev(cpu); 107 struct sys_device *sys_dev = get_cpu_sysdev(cpu);
114 108
115 if (!cpu_isset(cpu, topology_dev_map))
116 return;
117 cpu_clear(cpu, topology_dev_map);
118 sysfs_remove_group(&sys_dev->kobj, &topology_attr_group); 109 sysfs_remove_group(&sys_dev->kobj, &topology_attr_group);
119} 110}
120 111