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block: Remove unused flush_queue_delayed in struct blk_flush_queue 

The flush_queue_delayed was introdued to hold queue if flush is
running for non-queueable flush drive by commit 3ac0cc4508
("hold queue if flush is running for non-queueable flush drive"),
but the non mq parts of the flush code had been removed by
commit 7e992f847a ("block: remove non mq parts from the flush code"),
as well as removing the usage of the flush_queue_delayed flag.
Thus remove the unused flush_queue_delayed flag.

Signed-off-by: Baolin Wang <baolin.wang7@gmail.com>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Baolin Wang 2020-05-17 19:49:41 +08:00 committed by Jens Axboe
parent cecbc9ce80
commit 172ce41db4
2 changed files with 0 additions and 2 deletions
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1
block/blk-flush.c
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@ -258,7 +258,6 @@ static void flush_end_io(struct request *flush_rq, blk_status_t error)
blk_flush_complete_seq(rq, fq, seq, error);
}
fq->flush_queue_delayed = 0;
spin_unlock_irqrestore(&fq->mq_flush_lock, flags);
}

1
block/blk.h
View File

@ -19,7 +19,6 @@ extern struct dentry *blk_debugfs_root;
#endif
struct blk_flush_queue {
unsigned int flush_queue_delayed:1;
unsigned int flush_pending_idx:1;
unsigned int flush_running_idx:1;
blk_status_t rq_status;