[PATCH v2 7/8] blk-throttle: Open code __throtl_de/enqueue_tg()

[Baolin Wang]

The __throtl_de/enqueue_tg() functions are only be called by
throtl_de/enqueue_tg(), thus we can just open code them to
make code more readable.

Signed-off-by: Baolin Wang <baolin.w...@linux.alibaba.com>
---
 block/blk-throttle.c | 26 +++++++++-----------------
 1 file changed, 9 insertions(+), 17 deletions(-)

diff --git a/block/blk-throttle.c b/block/blk-throttle.c
index 38aed8b..fc5c14f 100644
--- a/block/blk-throttle.c
+++ b/block/blk-throttle.c
@@ -691,29 +691,21 @@ static void tg_service_queue_add(struct throtl_grp *tg)
                               leftmost);
 }
 
-static void __throtl_enqueue_tg(struct throtl_grp *tg)
-{
-       tg_service_queue_add(tg);
-       tg->flags |= THROTL_TG_PENDING;
-       tg->service_queue.parent_sq->nr_pending++;
-}
-
 static void throtl_enqueue_tg(struct throtl_grp *tg)
 {
-       if (!(tg->flags & THROTL_TG_PENDING))
-               __throtl_enqueue_tg(tg);
-}
-
-static void __throtl_dequeue_tg(struct throtl_grp *tg)
-{
-       throtl_rb_erase(&tg->rb_node, tg->service_queue.parent_sq);
-       tg->flags &= ~THROTL_TG_PENDING;
+       if (!(tg->flags & THROTL_TG_PENDING)) {
+               tg_service_queue_add(tg);
+               tg->flags |= THROTL_TG_PENDING;
+               tg->service_queue.parent_sq->nr_pending++;
+       }
 }
 
 static void throtl_dequeue_tg(struct throtl_grp *tg)
 {
-       if (tg->flags & THROTL_TG_PENDING)
-               __throtl_dequeue_tg(tg);
+       if (tg->flags & THROTL_TG_PENDING) {
+               throtl_rb_erase(&tg->rb_node, tg->service_queue.parent_sq);
+               tg->flags &= ~THROTL_TG_PENDING;
+       }
 }
 
 /* Call with queue lock held */
-- 
1.8.3.1