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-rw-r--r--block/cfq-iosched.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c
index 2d03004dc77c..892afd6d40e2 100644
--- a/block/cfq-iosched.c
+++ b/block/cfq-iosched.c
@@ -1463,7 +1463,8 @@ static inline u64 cfq_cfqq_slice_usage(struct cfq_queue *cfqq,
* a single request on seeky media and cause lots of seek time
* and group will never know it.
*/
- slice_used = max_t(u64, (now - cfqq->dispatch_start), 1);
+ slice_used = max_t(u64, (now - cfqq->dispatch_start),
+ jiffies_to_nsecs(1));
} else {
slice_used = now - cfqq->slice_start;
if (slice_used > cfqq->allocated_slice) {