cfq-iosched: no dispatch limit for single queue

[linux-2.6-block.git] / block / cfq-iosched.c

diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c
index 71446497d7b6ee544058189559f967cac3556166..f5b59e18ebd39f90d6b67da2e290747d07ee00a3 100644 (file)
--- a/block/cfq-iosched.c
+++ b/block/cfq-iosched.c
@@ -1618,9 +1618,9 @@ static bool cfq_may_dispatch(struct cfq_data *cfqd, struct cfq_queue *cfqq)
                        return false;
 
                /*
-                * Sole queue user, allow bigger slice
+                * Sole queue user, no limit
                 */
-               max_dispatch *= 4;
+               max_dispatch = -1;
        }
 
        /*