summaryrefslogtreecommitdiffstats
path: root/mm/vmstat.c
diff options
context:
space:
mode:
Diffstat (limited to 'mm/vmstat.c')
-rw-r--r--mm/vmstat.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/mm/vmstat.c b/mm/vmstat.c
index 0b63ffb5c407..5152cd1c490f 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -1720,19 +1720,21 @@ static void __init start_shepherd_timer(void)
static void __init init_cpu_node_state(void)
{
- int cpu;
+ int node;
- for_each_online_cpu(cpu)
- node_set_state(cpu_to_node(cpu), N_CPU);
+ for_each_online_node(node) {
+ if (cpumask_weight(cpumask_of_node(node)) > 0)
+ node_set_state(node, N_CPU);
+ }
}
static void vmstat_cpu_dead(int node)
{
- int cpu;
+ const struct cpumask *node_cpus;
- for_each_online_cpu(cpu)
- if (cpu_to_node(cpu) == node)
- return;
+ node_cpus = cpumask_of_node(node);
+ if (cpumask_weight(node_cpus) > 0)
+ return;
node_clear_state(node, N_CPU);
}