diff options
Diffstat (limited to 'fs/logfs/dev_bdev.c')
| -rw-r--r-- | fs/logfs/dev_bdev.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/fs/logfs/dev_bdev.c b/fs/logfs/dev_bdev.c index 9bd2ce2a3040..723bc5bca09a 100644 --- a/fs/logfs/dev_bdev.c +++ b/fs/logfs/dev_bdev.c @@ -298,9 +298,9 @@ static int bdev_write_sb(struct super_block *sb, struct page *page) return sync_request(page, bdev, WRITE); } -static void bdev_put_device(struct super_block *sb) +static void bdev_put_device(struct logfs_super *s) { - close_bdev_exclusive(logfs_super(sb)->s_bdev, FMODE_READ|FMODE_WRITE); + blkdev_put(s->s_bdev, FMODE_READ|FMODE_WRITE|FMODE_EXCL); } static int bdev_can_write_buf(struct super_block *sb, u64 ofs) @@ -320,20 +320,24 @@ static const struct logfs_device_ops bd_devops = { .put_device = bdev_put_device, }; -int logfs_get_sb_bdev(struct file_system_type *type, int flags, - const char *devname, struct vfsmount *mnt) +int logfs_get_sb_bdev(struct logfs_super *p, struct file_system_type *type, + const char *devname) { struct block_device *bdev; - bdev = open_bdev_exclusive(devname, FMODE_READ|FMODE_WRITE, type); + bdev = blkdev_get_by_path(devname, FMODE_READ|FMODE_WRITE|FMODE_EXCL, + type); if (IS_ERR(bdev)) return PTR_ERR(bdev); if (MAJOR(bdev->bd_dev) == MTD_BLOCK_MAJOR) { int mtdnr = MINOR(bdev->bd_dev); - close_bdev_exclusive(bdev, FMODE_READ|FMODE_WRITE); - return logfs_get_sb_mtd(type, flags, mtdnr, mnt); + blkdev_put(bdev, FMODE_READ|FMODE_WRITE|FMODE_EXCL); + return logfs_get_sb_mtd(p, mtdnr); } - return logfs_get_sb_device(type, flags, NULL, bdev, &bd_devops, mnt); + p->s_bdev = bdev; + p->s_mtd = NULL; + p->s_devops = &bd_devops; + return 0; } |