block: remove blk_init_flush() and its pair

[firefly-linux-kernel-4.4.55.git] / block / blk-flush.c

diff --git a/block/blk-flush.c b/block/blk-flush.c
index b01a86d6bf867f3e33b6843087cdafb553172719..d66cbf2b2bc8daaf83e5597aaf96e5cbdb43505f 100644 (file)
--- a/block/blk-flush.c
+++ b/block/blk-flush.c
@@ -479,8 +479,7 @@ int blkdev_issue_flush(struct block_device *bdev, gfp_t gfp_mask,
 }
 EXPORT_SYMBOL(blkdev_issue_flush);
 
-static struct blk_flush_queue *blk_alloc_flush_queue(
-               struct request_queue *q)
+struct blk_flush_queue *blk_alloc_flush_queue(struct request_queue *q)
 {
        struct blk_flush_queue *fq;
        int rq_sz = sizeof(struct request);
@@ -511,7 +510,7 @@ static struct blk_flush_queue *blk_alloc_flush_queue(
        return NULL;
 }
 
-static void blk_free_flush_queue(struct blk_flush_queue *fq)
+void blk_free_flush_queue(struct blk_flush_queue *fq)
 {
        /* bio based request queue hasn't flush queue */
        if (!fq)
@@ -520,17 +519,3 @@ static void blk_free_flush_queue(struct blk_flush_queue *fq)
        kfree(fq->flush_rq);
        kfree(fq);
 }
-
-int blk_init_flush(struct request_queue *q)
-{
-       q->fq = blk_alloc_flush_queue(q);
-       if (!q->fq)
-               return -ENOMEM;
-
-       return 0;
-}
-
-void blk_exit_flush(struct request_queue *q)
-{
-       blk_free_flush_queue(q->fq);
-}