[PATCH 4/4] xfs: use bio_await in xfs_zone_gc_reset_sync

[Christoph Hellwig <hch@lst.de>]

Replace the open-coded bio wait logic with the new bio_await helper.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 fs/xfs/xfs_zone_gc.c | 19 +++++--------------
 1 file changed, 5 insertions(+), 14 deletions(-)

diff --git a/fs/xfs/xfs_zone_gc.c b/fs/xfs/xfs_zone_gc.c
index eebe6f4fee1f..b2626a482563 100644
--- a/fs/xfs/xfs_zone_gc.c
+++ b/fs/xfs/xfs_zone_gc.c
@@ -900,9 +900,10 @@ xfs_zone_gc_finish_reset(
 
 static void
 xfs_submit_zone_reset_bio(
-	struct xfs_rtgroup	*rtg,
-	struct bio		*bio)
+	struct bio		*bio,
+	void			*priv)
 {
+	struct xfs_rtgroup	*rtg = priv;
 	struct xfs_mount	*mp = rtg_mount(rtg);
 
 	trace_xfs_zone_reset(rtg);
@@ -934,26 +935,16 @@ xfs_submit_zone_reset_bio(
 	submit_bio(bio);
 }
 
-static void xfs_bio_wait_endio(struct bio *bio)
-{
-	complete(bio->bi_private);
-}
-
 int
 xfs_zone_gc_reset_sync(
 	struct xfs_rtgroup	*rtg)
 {
-	DECLARE_COMPLETION_ONSTACK(done);
 	struct bio		bio;
 	int			error;
 
 	bio_init(&bio, rtg_mount(rtg)->m_rtdev_targp->bt_bdev, NULL, 0,
 			REQ_OP_ZONE_RESET | REQ_SYNC);
-	bio.bi_private = &done;
-	bio.bi_end_io = xfs_bio_wait_endio;
-	xfs_submit_zone_reset_bio(rtg, &bio);
-	wait_for_completion_io(&done);
-
+	bio_await(&bio, rtg, xfs_submit_zone_reset_bio);
 	error = blk_status_to_errno(bio.bi_status);
 	bio_uninit(&bio);
 	return error;
@@ -990,7 +981,7 @@ xfs_zone_gc_reset_zones(
 		chunk->data = data;
 		WRITE_ONCE(chunk->state, XFS_GC_BIO_NEW);
 		list_add_tail(&chunk->entry, &data->resetting);
-		xfs_submit_zone_reset_bio(rtg, bio);
+		xfs_submit_zone_reset_bio(bio, rtg);
 	} while (next);
 }
 
-- 
2.47.3