diff options
| author | Bart Van Assche <bvanassche@acm.org> | 2022-08-15 10:00:43 -0700 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2022-08-22 10:07:53 -0600 |
| commit | a4e1d0b76e7b32c0839e72679c530445172a2564 (patch) | |
| tree | cdb61b21f077be9e0ace4ebdb8dc6aa5163c8d97 /drivers/block | |
| parent | 10b41ea15e81a5597bc5944a7900e9a790bd984a (diff) | |
block: Change the return type of blk_mq_map_queues() into void
Since blk_mq_map_queues() and the .map_queues() callbacks always return 0,
change their return type into void. Most callers ignore the returned value
anyway.
Cc: Christoph Hellwig <hch@lst.de>
Cc: Jason Wang <jasowang@redhat.com>
Cc: Keith Busch <kbusch@kernel.org>
Cc: Martin K. Petersen <martin.petersen@oracle.com>
Cc: Doug Gilbert <dgilbert@interlog.com>
Cc: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: John Garry <john.garry@huawei.com>
Acked-by: Md Haris Iqbal <haris.iqbal@ionos.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Link: https://lore.kernel.org/r/20220815170043.19489-3-bvanassche@acm.org
[axboe: fold in fix from Bart]
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block')
| -rw-r--r-- | drivers/block/null_blk/main.c | 4 | ||||
| -rw-r--r-- | drivers/block/rnbd/rnbd-clt.c | 4 | ||||
| -rw-r--r-- | drivers/block/virtio_blk.c | 4 |
3 files changed, 3 insertions, 9 deletions
diff --git a/drivers/block/null_blk/main.c b/drivers/block/null_blk/main.c index 535059209693..1f154f92f4c2 100644 --- a/drivers/block/null_blk/main.c +++ b/drivers/block/null_blk/main.c @@ -1528,7 +1528,7 @@ static bool should_requeue_request(struct request *rq) return false; } -static int null_map_queues(struct blk_mq_tag_set *set) +static void null_map_queues(struct blk_mq_tag_set *set) { struct nullb *nullb = set->driver_data; int i, qoff; @@ -1579,8 +1579,6 @@ static int null_map_queues(struct blk_mq_tag_set *set) qoff += map->nr_queues; blk_mq_map_queues(map); } - - return 0; } static int null_poll(struct blk_mq_hw_ctx *hctx, struct io_comp_batch *iob) diff --git a/drivers/block/rnbd/rnbd-clt.c b/drivers/block/rnbd/rnbd-clt.c index 04da33a22ef4..9d01e7ab33e4 100644 --- a/drivers/block/rnbd/rnbd-clt.c +++ b/drivers/block/rnbd/rnbd-clt.c @@ -1165,7 +1165,7 @@ static int rnbd_rdma_poll(struct blk_mq_hw_ctx *hctx, struct io_comp_batch *iob) return cnt; } -static int rnbd_rdma_map_queues(struct blk_mq_tag_set *set) +static void rnbd_rdma_map_queues(struct blk_mq_tag_set *set) { struct rnbd_clt_session *sess = set->driver_data; @@ -1194,8 +1194,6 @@ static int rnbd_rdma_map_queues(struct blk_mq_tag_set *set) set->map[HCTX_TYPE_DEFAULT].nr_queues, set->map[HCTX_TYPE_READ].nr_queues); } - - return 0; } static struct blk_mq_ops rnbd_mq_ops = { diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c index 30255fcaf181..23c5a1239520 100644 --- a/drivers/block/virtio_blk.c +++ b/drivers/block/virtio_blk.c @@ -802,7 +802,7 @@ static const struct attribute_group *virtblk_attr_groups[] = { NULL, }; -static int virtblk_map_queues(struct blk_mq_tag_set *set) +static void virtblk_map_queues(struct blk_mq_tag_set *set) { struct virtio_blk *vblk = set->driver_data; int i, qoff; @@ -827,8 +827,6 @@ static int virtblk_map_queues(struct blk_mq_tag_set *set) else blk_mq_virtio_map_queues(&set->map[i], vblk->vdev, 0); } - - return 0; } static void virtblk_complete_batch(struct io_comp_batch *iob) |