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Diffstat (limited to 'block')
-rw-r--r--block/blk-tag.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/block/blk-tag.c b/block/blk-tag.c
index de64e0429977..32667beb03ee 100644
--- a/block/blk-tag.c
+++ b/block/blk-tag.c
@@ -70,7 +70,7 @@ void __blk_queue_free_tags(struct request_queue *q)
__blk_free_tags(bqt);
q->queue_tags = NULL;
- queue_flag_clear(QUEUE_FLAG_QUEUED, q);
+ queue_flag_clear_unlocked(QUEUE_FLAG_QUEUED, q);
}
/**
@@ -98,7 +98,7 @@ EXPORT_SYMBOL(blk_free_tags);
**/
void blk_queue_free_tags(struct request_queue *q)
{
- queue_flag_clear(QUEUE_FLAG_QUEUED, q);
+ queue_flag_clear_unlocked(QUEUE_FLAG_QUEUED, q);
}
EXPORT_SYMBOL(blk_queue_free_tags);
@@ -171,6 +171,9 @@ EXPORT_SYMBOL(blk_init_tags);
* @q: the request queue for the device
* @depth: the maximum queue depth supported
* @tags: the tag to use
+ *
+ * Queue lock must be held here if the function is called to resize an
+ * existing map.
**/
int blk_queue_init_tags(struct request_queue *q, int depth,
struct blk_queue_tag *tags)
@@ -197,7 +200,7 @@ int blk_queue_init_tags(struct request_queue *q, int depth,
* assign it, all done
*/
q->queue_tags = tags;
- queue_flag_set(QUEUE_FLAG_QUEUED, q);
+ queue_flag_set_unlocked(QUEUE_FLAG_QUEUED, q);
INIT_LIST_HEAD(&q->tag_busy_list);
return 0;
fail: