Signed-off-by: Artur Paszkiewicz <redacted>
---
 drivers/md/raid5-ppl.c | 18 +++++-------------
 1 file changed, 5 insertions(+), 13 deletions(-)

diff --git a/drivers/md/raid5-ppl.c b/drivers/md/raid5-ppl.c
index ca1ef644351a..2419fbc6f684 100644
--- a/drivers/md/raid5-ppl.c
+++ b/drivers/md/raid5-ppl.c

@@ -524,8 +524,7 @@ void ppl_stripe_write_finished(struct stripe_head *sh)
 		ppl_io_unit_finished(io);
 }
 
-static void ppl_xor(int size, struct page *page1, struct page *page2,
-		    struct page *page_result)
+static void ppl_xor(int size, struct page *page1, struct page *page2)
 {
 	struct async_submit_ctl submit;
 	struct dma_async_tx_descriptor *tx;

@@ -533,7 +532,7 @@ static void ppl_xor(int size, struct page *page1, struct page *page2,
 
 	init_async_submit(&submit, ASYNC_TX_ACK|ASYNC_TX_XOR_DROP_DST,
 			  NULL, NULL, NULL, NULL);
-	tx = async_xor(page_result, xor_srcs, 0, 2, size, &submit);
+	tx = async_xor(page1, xor_srcs, 0, 2, size, &submit);
 
 	async_tx_quiesce(&tx);
 }

@@ -724,7 +723,7 @@ static int ppl_recover_entry(struct ppl_log *log, struct ppl_header_entry *e,
 				goto out;
 			}
 
-			ppl_xor(block_size, page1, page2, page1);
+			ppl_xor(block_size, page1, page2);
 
 			indent -= 2;
 		}

@@ -747,7 +746,7 @@ static int ppl_recover_entry(struct ppl_log *log, struct ppl_header_entry *e,
 				goto out;
 			}
 
-			ppl_xor(block_size, page1, page2, page1);
+			ppl_xor(block_size, page1, page2);
 		}
 
 		/* map raid sector to parity disk */

@@ -846,14 +845,7 @@ static int ppl_recover(struct ppl_log *log, struct ppl_header *pplhdr)
 	}
 
 	/* flush the disk cache after recovery if necessary */
-	if (test_bit(QUEUE_FLAG_WC, &bdev_get_queue(rdev->bdev)->queue_flags)) {
-		struct bio *bio = bio_alloc_bioset(GFP_KERNEL, 0, ppl_conf->bs);
-
-		bio->bi_bdev = rdev->bdev;
-		bio->bi_opf = REQ_OP_WRITE | REQ_PREFLUSH;
-		ret = submit_bio_wait(bio);
-		bio_put(bio);
-	}
+	ret = blkdev_issue_flush(rdev->bdev, GFP_KERNEL, NULL);
 out:
 	__free_page(page);
 	return ret;

-- 
2.11.0

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