diff options
Diffstat (limited to 'fs/btrfs/super.h')
| -rw-r--r-- | fs/btrfs/super.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/fs/btrfs/super.h b/fs/btrfs/super.h new file mode 100644 index 000000000..8dbb909b3 --- /dev/null +++ b/fs/btrfs/super.h @@ -0,0 +1,29 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#ifndef BTRFS_SUPER_H +#define BTRFS_SUPER_H + +int btrfs_parse_options(struct btrfs_fs_info *info, char *options, + unsigned long new_flags); +int btrfs_sync_fs(struct super_block *sb, int wait); +char *btrfs_get_subvol_name_from_objectid(struct btrfs_fs_info *fs_info, + u64 subvol_objectid); + +static inline struct btrfs_fs_info *btrfs_sb(struct super_block *sb) +{ + return sb->s_fs_info; +} + +static inline void btrfs_set_sb_rdonly(struct super_block *sb) +{ + sb->s_flags |= SB_RDONLY; + set_bit(BTRFS_FS_STATE_RO, &btrfs_sb(sb)->fs_state); +} + +static inline void btrfs_clear_sb_rdonly(struct super_block *sb) +{ + sb->s_flags &= ~SB_RDONLY; + clear_bit(BTRFS_FS_STATE_RO, &btrfs_sb(sb)->fs_state); +} + +#endif |