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-rw-r--r--block/cfq-iosched.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c
index ee55019066a..da21c24dbed 100644
--- a/block/cfq-iosched.c
+++ b/block/cfq-iosched.c
@@ -3117,17 +3117,18 @@ cfq_should_preempt(struct cfq_data *cfqd, struct cfq_queue *new_cfqq,
*/
static void cfq_preempt_queue(struct cfq_data *cfqd, struct cfq_queue *cfqq)
{
+ enum wl_type_t old_type = cfqq_type(cfqd->active_queue);
+
cfq_log_cfqq(cfqd, cfqq, "preempt");
+ cfq_slice_expired(cfqd, 1);
/*
* workload type is changed, don't save slice, otherwise preempt
* doesn't happen
*/
- if (cfqq_type(cfqd->active_queue) != cfqq_type(cfqq))
+ if (old_type != cfqq_type(cfqq))
cfqq->cfqg->saved_workload_slice = 0;
- cfq_slice_expired(cfqd, 1);
-
/*
* Put the new queue at the front of the of the current list,
* so we know that it will be selected next.