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-rw-r--r--drivers/md/dm-emc.c2
-rw-r--r--drivers/md/dm-mpath-hp-sw.c1
-rw-r--r--drivers/md/dm-mpath-rdac.c1
-rw-r--r--drivers/md/dm-table.c7
-rw-r--r--drivers/md/md.c3
5 files changed, 7 insertions, 7 deletions
diff --git a/drivers/md/dm-emc.c b/drivers/md/dm-emc.c
index 6b91b9ab1d4..3ea5ad4b780 100644
--- a/drivers/md/dm-emc.c
+++ b/drivers/md/dm-emc.c
@@ -110,8 +110,6 @@ static struct request *get_failover_req(struct emc_handler *h,
memset(rq->sense, 0, SCSI_SENSE_BUFFERSIZE);
rq->sense_len = 0;
- memset(&rq->cmd, 0, BLK_MAX_CDB);
-
rq->timeout = EMC_FAILOVER_TIMEOUT;
rq->cmd_type = REQ_TYPE_BLOCK_PC;
rq->cmd_flags |= REQ_FAILFAST | REQ_NOMERGE;
diff --git a/drivers/md/dm-mpath-hp-sw.c b/drivers/md/dm-mpath-hp-sw.c
index 204bf42c944..b63a0ab37c5 100644
--- a/drivers/md/dm-mpath-hp-sw.c
+++ b/drivers/md/dm-mpath-hp-sw.c
@@ -137,7 +137,6 @@ static struct request *hp_sw_get_request(struct dm_path *path)
req->sense = h->sense;
memset(req->sense, 0, SCSI_SENSE_BUFFERSIZE);
- memset(&req->cmd, 0, BLK_MAX_CDB);
req->cmd[0] = START_STOP;
req->cmd[4] = 1;
req->cmd_len = COMMAND_SIZE(req->cmd[0]);
diff --git a/drivers/md/dm-mpath-rdac.c b/drivers/md/dm-mpath-rdac.c
index e04eb5c697f..95e77734880 100644
--- a/drivers/md/dm-mpath-rdac.c
+++ b/drivers/md/dm-mpath-rdac.c
@@ -284,7 +284,6 @@ static struct request *get_rdac_req(struct rdac_handler *h,
return NULL;
}
- memset(&rq->cmd, 0, BLK_MAX_CDB);
rq->sense = h->sense;
memset(rq->sense, 0, SCSI_SENSE_BUFFERSIZE);
rq->sense_len = 0;
diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c
index 51be5334421..73326e7c54b 100644
--- a/drivers/md/dm-table.c
+++ b/drivers/md/dm-table.c
@@ -873,10 +873,13 @@ void dm_table_set_restrictions(struct dm_table *t, struct request_queue *q)
q->max_hw_sectors = t->limits.max_hw_sectors;
q->seg_boundary_mask = t->limits.seg_boundary_mask;
q->bounce_pfn = t->limits.bounce_pfn;
+ /* XXX: the below will probably go bug. must ensure there can be no
+ * concurrency on queue_flags, and use the unlocked versions...
+ */
if (t->limits.no_cluster)
- q->queue_flags &= ~(1 << QUEUE_FLAG_CLUSTER);
+ queue_flag_clear(QUEUE_FLAG_CLUSTER, q);
else
- q->queue_flags |= (1 << QUEUE_FLAG_CLUSTER);
+ queue_flag_set(QUEUE_FLAG_CLUSTER, q);
}
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 6fe4a769c85..bb3e4b1cb77 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -282,7 +282,8 @@ static mddev_t * mddev_find(dev_t unit)
kfree(new);
return NULL;
}
- set_bit(QUEUE_FLAG_CLUSTER, &new->queue->queue_flags);
+ /* Can be unlocked because the queue is new: no concurrency */
+ queue_flag_set_unlocked(QUEUE_FLAG_CLUSTER, new->queue);
blk_queue_make_request(new->queue, md_fail_request);