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path: root/drivers/block/rbd.c
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Diffstat (limited to 'drivers/block/rbd.c')
-rw-r--r--drivers/block/rbd.c26
1 files changed, 20 insertions, 6 deletions
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index b40af3203089..812523330a78 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -3762,8 +3762,8 @@ static int rbd_init_disk(struct rbd_device *rbd_dev)
goto out_tag_set;
}
- /* We use the default size, but let's be explicit about it. */
- blk_queue_physical_block_size(q, SECTOR_SIZE);
+ queue_flag_set_unlocked(QUEUE_FLAG_NONROT, q);
+ /* QUEUE_FLAG_ADD_RANDOM is off by default for blk-mq */
/* set io sizes to object size */
segment_size = rbd_obj_bytes(&rbd_dev->header);
@@ -5301,8 +5301,13 @@ static int rbd_dev_image_probe(struct rbd_device *rbd_dev, bool mapping)
if (mapping) {
ret = rbd_dev_header_watch_sync(rbd_dev);
- if (ret)
+ if (ret) {
+ if (ret == -ENOENT)
+ pr_info("image %s/%s does not exist\n",
+ rbd_dev->spec->pool_name,
+ rbd_dev->spec->image_name);
goto out_header_name;
+ }
}
ret = rbd_dev_header_info(rbd_dev);
@@ -5319,8 +5324,14 @@ static int rbd_dev_image_probe(struct rbd_device *rbd_dev, bool mapping)
ret = rbd_spec_fill_snap_id(rbd_dev);
else
ret = rbd_spec_fill_names(rbd_dev);
- if (ret)
+ if (ret) {
+ if (ret == -ENOENT)
+ pr_info("snap %s/%s@%s does not exist\n",
+ rbd_dev->spec->pool_name,
+ rbd_dev->spec->image_name,
+ rbd_dev->spec->snap_name);
goto err_out_probe;
+ }
if (rbd_dev->header.features & RBD_FEATURE_LAYERING) {
ret = rbd_dev_v2_parent_info(rbd_dev);
@@ -5390,8 +5401,11 @@ static ssize_t do_rbd_add(struct bus_type *bus,
/* pick the pool */
rc = rbd_add_get_pool_id(rbdc, spec->pool_name);
- if (rc < 0)
+ if (rc < 0) {
+ if (rc == -ENOENT)
+ pr_info("pool %s does not exist\n", spec->pool_name);
goto err_out_client;
+ }
spec->pool_id = (u64)rc;
/* The ceph file layout needs to fit pool id in 32 bits */
@@ -5673,7 +5687,7 @@ static int __init rbd_init(void)
/*
* The number of active work items is limited by the number of
- * rbd devices, so leave @max_active at default.
+ * rbd devices * queue depth, so leave @max_active at default.
*/
rbd_wq = alloc_workqueue(RBD_DRV_NAME, WQ_MEM_RECLAIM, 0);
if (!rbd_wq) {