[RFC PATCH 14/34] fs/buffer: use bio_new in submit_bh_wbc

Chaitanya Kulkarni
2021-01-28T07:51:46Z

fs/buffer.c | 16 +++++++---------
1 file changed, 7 insertions(+), 9 deletions(-)

diff --git a/fs/buffer.c b/fs/buffer.c
index 32647d2011df..fcbea667fa04 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -3023,12 +3023,16 @@ static int submit_bh_wbc(int op, int op_flags, struct buffer_head *bh,
if (test_set_buffer_req(bh) && (op == REQ_OP_WRITE))
clear_buffer_write_io_error(bh);

- bio = bio_alloc(GFP_NOIO, 1);
+ if (buffer_meta(bh))
+ op_flags |= REQ_META;
+ if (buffer_prio(bh))
+ op_flags |= REQ_PRIO;
+
+ bio = bio_new(bh->b_bdev, bh->b_blocknr * (bh->b_size >> 9), op,
+ op_flags, GFP_NOIO, 1);

fscrypt_set_bio_crypt_ctx_bh(bio, bh, GFP_NOIO);

- bio->bi_iter.bi_sector = bh->b_blocknr * (bh->b_size >> 9);
- bio_set_dev(bio, bh->b_bdev);
bio->bi_write_hint = write_hint;

bio_add_page(bio, bh->b_page, bh->b_size, bh_offset(bh));
@@ -3037,12 +3041,6 @@ static int submit_bh_wbc(int op, int op_flags, struct buffer_head *bh,
bio->bi_end_io = end_bio_bh_io_sync;
bio->bi_private = bh;

- if (buffer_meta(bh))
- op_flags |= REQ_META;
- if (buffer_prio(bh))
- op_flags |= REQ_PRIO;
- bio_set_op_attrs(bio, op, op_flags);
-
/* Take care of bh's that straddle the end of the device */
guard_bio_eod(bio);

--
2.22.1