xref: /openbmc/linux/fs/btrfs/super.h (revision 7f0add25) 
1 /* SPDX-License-Identifier: GPL-2.0 */
2 
3 #ifndef BTRFS_SUPER_H
4 #define BTRFS_SUPER_H
5 
6 int btrfs_parse_options(struct btrfs_fs_info *info, char *options,
7 			unsigned long new_flags);
8 int btrfs_sync_fs(struct super_block *sb, int wait);
9 char *btrfs_get_subvol_name_from_objectid(struct btrfs_fs_info *fs_info,
10 					  u64 subvol_objectid);
11 
btrfs_sb(struct super_block * sb)12 static inline struct btrfs_fs_info *btrfs_sb(struct super_block *sb)
13 {
14 	return sb->s_fs_info;
15 }
16 
btrfs_set_sb_rdonly(struct super_block * sb)17 static inline void btrfs_set_sb_rdonly(struct super_block *sb)
18 {
19 	sb->s_flags |= SB_RDONLY;
20 	set_bit(BTRFS_FS_STATE_RO, &btrfs_sb(sb)->fs_state);
21 }
22 
btrfs_clear_sb_rdonly(struct super_block * sb)23 static inline void btrfs_clear_sb_rdonly(struct super_block *sb)
24 {
25 	sb->s_flags &= ~SB_RDONLY;
26 	clear_bit(BTRFS_FS_STATE_RO, &btrfs_sb(sb)->fs_state);
27 }
28 
29 #endif
30