diff options
-rw-r--r-- | block/cfq-iosched.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c index adaf93a9d19d..ee8a90c7c46c 100644 --- a/block/cfq-iosched.c +++ b/block/cfq-iosched.c | |||
@@ -1136,12 +1136,8 @@ static int cfq_dispatch_requests(struct request_queue *q, int force) | |||
1136 | if (cfq_class_idle(cfqq)) | 1136 | if (cfq_class_idle(cfqq)) |
1137 | max_dispatch = 1; | 1137 | max_dispatch = 1; |
1138 | 1138 | ||
1139 | if (cfqq->dispatched >= max_dispatch) { | 1139 | if (cfqq->dispatched >= max_dispatch && cfqd->busy_queues > 1) |
1140 | if (cfqd->busy_queues > 1) | 1140 | break; |
1141 | break; | ||
1142 | if (cfqq->dispatched >= 4 * max_dispatch) | ||
1143 | break; | ||
1144 | } | ||
1145 | 1141 | ||
1146 | if (cfqd->sync_flight && !cfq_cfqq_sync(cfqq)) | 1142 | if (cfqd->sync_flight && !cfq_cfqq_sync(cfqq)) |
1147 | break; | 1143 | break; |