summaryrefslogtreecommitdiff
path: root/block/blk-settings.c
diff options
context:
space:
mode:
Diffstat (limited to 'block/blk-settings.c')
-rw-r--r--block/blk-settings.c18
1 files changed, 17 insertions, 1 deletions
diff --git a/block/blk-settings.c b/block/blk-settings.c
index c3632fc6d540..5f6dcc7a47bd 100644
--- a/block/blk-settings.c
+++ b/block/blk-settings.c
@@ -806,7 +806,7 @@ EXPORT_SYMBOL(blk_queue_update_dma_alignment);
void blk_set_queue_depth(struct request_queue *q, unsigned int depth)
{
q->queue_depth = depth;
- wbt_set_queue_depth(q, depth);
+ rq_qos_queue_depth_changed(q);
}
EXPORT_SYMBOL(blk_set_queue_depth);
@@ -834,6 +834,22 @@ void blk_queue_write_cache(struct request_queue *q, bool wc, bool fua)
EXPORT_SYMBOL_GPL(blk_queue_write_cache);
/**
+ * blk_queue_required_elevator_features - Set a queue required elevator features
+ * @q: the request queue for the target device
+ * @features: Required elevator features OR'ed together
+ *
+ * Tell the block layer that for the device controlled through @q, only the
+ * only elevators that can be used are those that implement at least the set of
+ * features specified by @features.
+ */
+void blk_queue_required_elevator_features(struct request_queue *q,
+ unsigned int features)
+{
+ q->required_elevator_features = features;
+}
+EXPORT_SYMBOL_GPL(blk_queue_required_elevator_features);
+
+/**
* blk_queue_can_use_dma_map_merging - configure queue for merging segments.
* @q: the request queue for the device
* @dev: the device pointer for dma