[PATCH 2/6] blk-iolatency: delete changed variable

[Josef Bacik]

This was from a previous iteration when we returned whether or not we
changed the scale.  It is unused so remove it.

Signed-off-by: Josef Bacik <jo...@toxicpanda.com>
---
 block/blk-iolatency.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/block/blk-iolatency.c b/block/blk-iolatency.c
index 9b8d2012ea88..8f32aa1817f8 100644
--- a/block/blk-iolatency.c
+++ b/block/blk-iolatency.c
@@ -298,7 +298,6 @@ static void scale_change(struct iolatency_grp *iolat, bool 
up)
        unsigned long qd = iolat->blkiolat->rqos.q->nr_requests;
        unsigned long scale = scale_amount(qd, up);
        unsigned long old = iolat->rq_depth.max_depth;
-       bool changed = false;
 
        if (old > qd)
                old = qd;
@@ -308,7 +307,6 @@ static void scale_change(struct iolatency_grp *iolat, bool 
up)
                        return;
 
                if (old < qd) {
-                       changed = true;
                        old += scale;
                        old = min(old, qd);
                        iolat->rq_depth.max_depth = old;
@@ -316,7 +314,6 @@ static void scale_change(struct iolatency_grp *iolat, bool 
up)
                }
        } else if (old > 1) {
                old >>= 1;
-               changed = true;
                iolat->rq_depth.max_depth = max(old, 1UL);
        }
 }
-- 
2.14.3