blk-mq: fixup some comment typos and lengths

Various typos and/or spelling errors in comments. Fixes a few > 80 char
lines as well.

Signed-off-by: Jens Axboe <axboe@kernel.dk>

1 files changed, 10 insertions, 7 deletions

diff --git a/block/blk-mq.c b/block/blk-mq.c
index 3295859f419d..b600463791ec 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -707,7 +707,7 @@ void blk_mq_add_to_requeue_list(struct request *rq, bool at_head,
 
         /*
          * We abuse this flag that is otherwise used by the I/O scheduler to
-         * request head insertation from the workqueue.
+         * request head insertion from the workqueue.
          */
         BUG_ON(rq->rq_flags & RQF_SOFTBARRIER);
 
@@ -1137,7 +1137,8 @@ bool blk_mq_dispatch_rq_list(struct request_queue *q, struct list_head *list,
                 if (ret == BLK_STS_RESOURCE) {
                         /*
                          * If an I/O scheduler has been configured and we got a
-                         * driver tag for the next request already, free it again.
+                         * driver tag for the next request already, free it
+                         * again.
                          */
                         if (!list_empty(list)) {
                                 nxt = list_first_entry(list, struct request, queuelist);
@@ -2299,8 +2300,11 @@ static void blk_mq_add_queue_tag_set(struct blk_mq_tag_set *set,
 
         mutex_lock(&set->tag_list_lock);
 
-        /* Check to see if we're transitioning to shared (from 1 to 2 queues). */
-        if (!list_empty(&set->tag_list) && !(set->flags & BLK_MQ_F_TAG_SHARED)) {
+        /*
+         * Check to see if we're transitioning to shared (from 1 to 2 queues).
+         */
+        if (!list_empty(&set->tag_list) &&
+            !(set->flags & BLK_MQ_F_TAG_SHARED)) {
                 set->flags |= BLK_MQ_F_TAG_SHARED;
                 /* update existing queue */
                 blk_mq_update_tag_set_depth(set, true);
@@ -2532,10 +2536,9 @@ static void blk_mq_queue_reinit(struct request_queue *q)
 
         /*
          * redo blk_mq_init_cpu_queues and blk_mq_init_hw_queues. FIXME: maybe
-         * we should change hctx numa_node according to new topology (this
-         * involves free and re-allocate memory, worthy doing?)
+         * we should change hctx numa_node according to the new topology (this
+         * involves freeing and re-allocating memory, worth doing?)
          */
-
         blk_mq_map_swqueue(q);
 
         blk_mq_sysfs_register(q);