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authorChristoph Hellwig <hch@lst.de>2020-03-27 09:30:11 +0100
committerJens Axboe <axboe@kernel.dk>2020-03-27 10:23:43 -0600
commit3d745ea5b095a3985129e162900b7e6c22518a9d (patch)
tree38a7c6995ddf6e14ae5b7a2bc013590af4ce5f9d /block/blk-mq.c
parentff27668ce8092c74965f21b5c02ebc6b6764db95 (diff)
block: simplify queue allocation
Current make_request based drivers use either blk_alloc_queue_node or blk_alloc_queue to allocate a queue, and then set up the make_request_fn function pointer and a few parameters using the blk_queue_make_request helper. Simplify this by passing the make_request pointer to blk_alloc_queue, and while at it merge the _node variant into the main helper by always passing a node_id, and remove the superfluous gfp_mask parameter. A lower-level __blk_alloc_queue is kept for the blk-mq case. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/blk-mq.c')
-rw-r--r--block/blk-mq.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 216bf62e88b6..f6291ceedee4 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -2729,7 +2729,7 @@ struct request_queue *blk_mq_init_queue_data(struct blk_mq_tag_set *set,
{
struct request_queue *uninit_q, *q;
- uninit_q = blk_alloc_queue_node(GFP_KERNEL, set->numa_node);
+ uninit_q = __blk_alloc_queue(set->numa_node);
if (!uninit_q)
return ERR_PTR(-ENOMEM);
uninit_q->queuedata = queuedata;
@@ -2939,11 +2939,7 @@ struct request_queue *blk_mq_init_allocated_queue(struct blk_mq_tag_set *set,
INIT_LIST_HEAD(&q->requeue_list);
spin_lock_init(&q->requeue_lock);
- blk_queue_make_request(q, blk_mq_make_request);
-
- /*
- * Do this after blk_queue_make_request() overrides it...
- */
+ q->make_request_fn = blk_mq_make_request;
q->nr_requests = set->queue_depth;
/*