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-rw-r--r--mm/vmstat.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/mm/vmstat.c b/mm/vmstat.c
index 772b39b87d95..8cb0f0a703e5 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -321,9 +321,12 @@ static inline void mod_state(struct zone *zone,
/*
* The fetching of the stat_threshold is racy. We may apply
* a counter threshold to the wrong the cpu if we get
- * rescheduled while executing here. However, the following
- * will apply the threshold again and therefore bring the
- * counter under the threshold.
+ * rescheduled while executing here. However, the next
+ * counter update will apply the threshold again and
+ * therefore bring the counter under the threshold again.
+ *
+ * Most of the time the thresholds are the same anyways
+ * for all cpus in a zone.
*/
t = this_cpu_read(pcp->stat_threshold);