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-rw-r--r--block/blk-flush.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/block/blk-flush.c b/block/blk-flush.c
index 1eec9cbe5a0a..5aa6fada2259 100644
--- a/block/blk-flush.c
+++ b/block/blk-flush.c
@@ -69,6 +69,7 @@
#include <linux/blkdev.h>
#include <linux/gfp.h>
#include <linux/blk-mq.h>
+#include <linux/lockdep.h>
#include "blk.h"
#include "blk-mq.h"
@@ -398,7 +399,7 @@ void blk_insert_flush(struct request *rq)
*/
if ((policy & REQ_FSEQ_DATA) &&
!(policy & (REQ_FSEQ_PREFLUSH | REQ_FSEQ_POSTFLUSH))) {
- blk_mq_request_bypass_insert(rq, false);
+ blk_mq_request_bypass_insert(rq, false, false);
return;
}
@@ -492,6 +493,9 @@ struct blk_flush_queue *blk_alloc_flush_queue(struct request_queue *q,
INIT_LIST_HEAD(&fq->flush_queue[1]);
INIT_LIST_HEAD(&fq->flush_data_in_flight);
+ lockdep_register_key(&fq->key);
+ lockdep_set_class(&fq->mq_flush_lock, &fq->key);
+
return fq;
fail_rq:
@@ -506,6 +510,7 @@ void blk_free_flush_queue(struct blk_flush_queue *fq)
if (!fq)
return;
+ lockdep_unregister_key(&fq->key);
kfree(fq->flush_rq);
kfree(fq);
}