[PATCH 23/29] f2fs: Convert to bdev_open_by_dev/path()

Jan Kara
2023-08-23T10:50:40Z

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

CC: Jaegeuk Kim <jaegeuk@kernel.org>
CC: Chao Yu <chao@kernel.org>
CC: linux-f2fs-devel@lists.sourceforge.net
Acked-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jan Kara <jack@suse.cz>
---
fs/f2fs/f2fs.h | 1 +
fs/f2fs/super.c | 17 +++++++++--------
2 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index e18272ae3119..2ec6c10df636 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1234,6 +1234,7 @@ 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 aa1f9a3a8037..885dcbd81859 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -1561,7 +1561,7 @@ 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);
+ bdev_release(FDEV(i).bdev_handle);
#ifdef CONFIG_BLK_DEV_ZONED
kvfree(FDEV(i).blkz_seq);
#endif
@@ -4196,9 +4196,9 @@ 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, NULL);
+ FDEV(0).bdev_handle = bdev_open_by_dev(
+ sbi->sb->s_bdev->bd_dev, mode, sbi->sb,
+ NULL);
} else {
/* Multi-device mount */
memcpy(FDEV(i).path, RDEV(i).path, MAX_PATH_LEN);
@@ -4216,12 +4216,13 @@ 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, NULL);
+ FDEV(i).bdev_handle = bdev_open_by_path(FDEV(i).path,
+ mode, sbi->sb, 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