diff options
| -rw-r--r-- | block/blk-stat.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/block/blk-stat.c b/block/blk-stat.c index 7587b1c3caaf..507ac714423b 100644 --- a/block/blk-stat.c +++ b/block/blk-stat.c @@ -27,7 +27,7 @@ void blk_rq_stat_init(struct blk_rq_stat *stat) /* src is a per-cpu stat, mean isn't initialized */ void blk_rq_stat_sum(struct blk_rq_stat *dst, struct blk_rq_stat *src) { - if (!src->nr_samples) + if (dst->nr_samples + src->nr_samples <= dst->nr_samples) return; dst->min = min(dst->min, src->min); |