diff options
Diffstat (limited to 'drivers/base/node.c')
-rw-r--r-- | drivers/base/node.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/drivers/base/node.c b/drivers/base/node.c index 583d57ec49a8..904b27caf697 100644 --- a/drivers/base/node.c +++ b/drivers/base/node.c | |||
@@ -87,7 +87,7 @@ static ssize_t node_read_numastat(struct sys_device * dev, char * buf) | |||
87 | for (i = 0; i < MAX_NR_ZONES; i++) { | 87 | for (i = 0; i < MAX_NR_ZONES; i++) { |
88 | struct zone *z = &pg->node_zones[i]; | 88 | struct zone *z = &pg->node_zones[i]; |
89 | for (cpu = 0; cpu < NR_CPUS; cpu++) { | 89 | for (cpu = 0; cpu < NR_CPUS; cpu++) { |
90 | struct per_cpu_pageset *ps = &z->pageset[cpu]; | 90 | struct per_cpu_pageset *ps = zone_pcp(z,cpu); |
91 | numa_hit += ps->numa_hit; | 91 | numa_hit += ps->numa_hit; |
92 | numa_miss += ps->numa_miss; | 92 | numa_miss += ps->numa_miss; |
93 | numa_foreign += ps->numa_foreign; | 93 | numa_foreign += ps->numa_foreign; |
@@ -136,7 +136,7 @@ static SYSDEV_ATTR(distance, S_IRUGO, node_read_distance, NULL); | |||
136 | * | 136 | * |
137 | * Initialize and register the node device. | 137 | * Initialize and register the node device. |
138 | */ | 138 | */ |
139 | int __init register_node(struct node *node, int num, struct node *parent) | 139 | int register_node(struct node *node, int num, struct node *parent) |
140 | { | 140 | { |
141 | int error; | 141 | int error; |
142 | 142 | ||
@@ -153,8 +153,24 @@ int __init register_node(struct node *node, int num, struct node *parent) | |||
153 | return error; | 153 | return error; |
154 | } | 154 | } |
155 | 155 | ||
156 | /** | ||
157 | * unregister_node - unregister a node device | ||
158 | * @node: node going away | ||
159 | * | ||
160 | * Unregisters a node device @node. All the devices on the node must be | ||
161 | * unregistered before calling this function. | ||
162 | */ | ||
163 | void unregister_node(struct node *node) | ||
164 | { | ||
165 | sysdev_remove_file(&node->sysdev, &attr_cpumap); | ||
166 | sysdev_remove_file(&node->sysdev, &attr_meminfo); | ||
167 | sysdev_remove_file(&node->sysdev, &attr_numastat); | ||
168 | sysdev_remove_file(&node->sysdev, &attr_distance); | ||
169 | |||
170 | sysdev_unregister(&node->sysdev); | ||
171 | } | ||
156 | 172 | ||
157 | int __init register_node_type(void) | 173 | static int __init register_node_type(void) |
158 | { | 174 | { |
159 | return sysdev_class_register(&node_class); | 175 | return sysdev_class_register(&node_class); |
160 | } | 176 | } |