[PATCH 10/17] drbd: remove drbd_req_make_private_bio

[Christoph Hellwig <hch@lst.de>]

Open code drbd_req_make_private_bio in the two callers to prepare
for further changes.  Also don't bother to initialize bi_next as the
bio code already does that that.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 drivers/block/drbd/drbd_req.c    |  5 ++++-
 drivers/block/drbd/drbd_req.h    | 12 ------------
 drivers/block/drbd/drbd_worker.c |  5 ++++-
 3 files changed, 8 insertions(+), 14 deletions(-)

diff --git a/drivers/block/drbd/drbd_req.c b/drivers/block/drbd/drbd_req.c
index ea0f31ab334361..9dbb660a7d7c8e 100644
--- a/drivers/block/drbd/drbd_req.c
+++ b/drivers/block/drbd/drbd_req.c
@@ -30,7 +30,10 @@ static struct drbd_request *drbd_req_new(struct drbd_device *device, struct bio
 		return NULL;
 	memset(req, 0, sizeof(*req));
 
-	drbd_req_make_private_bio(req, bio_src);
+	req->private_bio = bio_clone_fast(bio_src, GFP_NOIO, &drbd_io_bio_set);
+	req->private_bio->bi_private = req;
+	req->private_bio->bi_end_io = drbd_request_endio;
+
 	req->rq_state = (bio_data_dir(bio_src) == WRITE ? RQ_WRITE : 0)
 		      | (bio_op(bio_src) == REQ_OP_WRITE_SAME ? RQ_WSAME : 0)
 		      | (bio_op(bio_src) == REQ_OP_WRITE_ZEROES ? RQ_ZEROES : 0)
diff --git a/drivers/block/drbd/drbd_req.h b/drivers/block/drbd/drbd_req.h
index 55bb0f8721faa3..511f39a08de453 100644
--- a/drivers/block/drbd/drbd_req.h
+++ b/drivers/block/drbd/drbd_req.h
@@ -256,18 +256,6 @@ enum drbd_req_state_bits {
 #define MR_WRITE       1
 #define MR_READ        2
 
-static inline void drbd_req_make_private_bio(struct drbd_request *req, struct bio *bio_src)
-{
-	struct bio *bio;
-	bio = bio_clone_fast(bio_src, GFP_NOIO, &drbd_io_bio_set);
-
-	req->private_bio = bio;
-
-	bio->bi_private  = req;
-	bio->bi_end_io   = drbd_request_endio;
-	bio->bi_next     = NULL;
-}
-
 /* Short lived temporary struct on the stack.
  * We could squirrel the error to be returned into
  * bio->bi_iter.bi_size, or similar. But that would be too ugly. */
diff --git a/drivers/block/drbd/drbd_worker.c b/drivers/block/drbd/drbd_worker.c
index 02044ab7f767d5..64563bfdf0da02 100644
--- a/drivers/block/drbd/drbd_worker.c
+++ b/drivers/block/drbd/drbd_worker.c
@@ -1523,8 +1523,11 @@ int w_restart_disk_io(struct drbd_work *w, int cancel)
 	if (bio_data_dir(req->master_bio) == WRITE && req->rq_state & RQ_IN_ACT_LOG)
 		drbd_al_begin_io(device, &req->i);
 
-	drbd_req_make_private_bio(req, req->master_bio);
+	req->private_bio = bio_clone_fast(req->master_bio, GFP_NOIO,
+					  &drbd_io_bio_set);
 	bio_set_dev(req->private_bio, device->ldev->backing_bdev);
+	req->private_bio->bi_private = req;
+	req->private_bio->bi_end_io = drbd_request_endio;
 	submit_bio_noacct(req->private_bio);
 
 	return 0;
-- 
2.29.2