diff options
Diffstat (limited to 'fs/btrfs/super.h')
-rw-r--r-- | fs/btrfs/super.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/fs/btrfs/super.h b/fs/btrfs/super.h index c8875653e628..8dbb909b364f 100644 --- a/fs/btrfs/super.h +++ b/fs/btrfs/super.h @@ -9,4 +9,21 @@ 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 |