[PATCH 24/32] f2fs: Convert to blkdev_get_handle_by_dev/path()

[Jan Kara <jack@xxxxxxx>]

Convert f2fs to use blkdev_get_handle_by_dev/path() and pass the handle
around.

CC: Jaegeuk Kim <jaegeuk@xxxxxxxxxx>
CC: Chao Yu <chao@xxxxxxxxxx>
CC: linux-f2fs-devel@xxxxxxxxxxxxxxxxxxxxx
Signed-off-by: Jan Kara <jack@xxxxxxx>
---
 fs/f2fs/f2fs.h  |  1 +
 fs/f2fs/super.c | 18 +++++++++---------
 2 files changed, 10 insertions(+), 9 deletions(-)

diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index d211ee89c158..680874adb265 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1227,6 +1227,7 @@ struct f2fs_bio_info {
 #define FDEV(i)				(sbi->devs[i])
 #define RDEV(i)				(raw_super->devs[i])
 struct f2fs_dev_info {
+	struct bdev_handle *bdev_handle;
 	struct block_device *bdev;
 	char path[MAX_PATH_LEN];
 	unsigned int total_segments;
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index e34197a70dc1..570364954578 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -1538,7 +1538,7 @@ static void destroy_device_list(struct f2fs_sb_info *sbi)
 	int i;
 
 	for (i = 0; i < sbi->s_ndevs; i++) {
-		blkdev_put(FDEV(i).bdev, sbi->sb->s_type);
+		blkdev_handle_put(FDEV(i).bdev_handle);
 #ifdef CONFIG_BLK_DEV_ZONED
 		kvfree(FDEV(i).blkz_seq);
 #endif
@@ -4024,9 +4024,9 @@ static int f2fs_scan_devices(struct f2fs_sb_info *sbi)
 
 		if (max_devices == 1) {
 			/* Single zoned block device mount */
-			FDEV(0).bdev =
-				blkdev_get_by_dev(sbi->sb->s_bdev->bd_dev, mode,
-						  sbi->sb->s_type, NULL);
+			FDEV(0).bdev_handle = blkdev_get_handle_by_dev(
+					sbi->sb->s_bdev->bd_dev,
+					mode, sbi->sb->s_type, NULL);
 		} else {
 			/* Multi-device mount */
 			memcpy(FDEV(i).path, RDEV(i).path, MAX_PATH_LEN);
@@ -4044,13 +4044,13 @@ static int f2fs_scan_devices(struct f2fs_sb_info *sbi)
 					(FDEV(i).total_segments <<
 					sbi->log_blocks_per_seg) - 1;
 			}
-			FDEV(i).bdev = blkdev_get_by_path(FDEV(i).path, mode,
-							  sbi->sb->s_type,
-							  NULL);
+			FDEV(i).bdev_handle = blkdev_get_handle_by_path(
+				FDEV(i).path, mode, sbi->sb->s_type, NULL);
 		}
-		if (IS_ERR(FDEV(i).bdev))
-			return PTR_ERR(FDEV(i).bdev);
+		if (IS_ERR(FDEV(i).bdev_handle))
+			return PTR_ERR(FDEV(i).bdev_handle);
 
+		FDEV(i).bdev = FDEV(i).bdev_handle->bdev;
 		/* to release errored devices */
 		sbi->s_ndevs = i + 1;
 
-- 
2.35.3