[linux.git] / fs / btrfs / super.h

/* SPDX-License-Identifier: GPL-2.0 */

#ifndef BTRFS_SUPER_H
#define BTRFS_SUPER_H

bool btrfs_check_options(struct btrfs_fs_info *info, unsigned long *mount_opt,
			 unsigned long 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);
void btrfs_set_free_space_cache_settings(struct btrfs_fs_info *fs_info);

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
Commit	Line	Data
c03b2207 JB	1	/* SPDX-License-Identifier: GPL-2.0 */
	2
	3	#ifndef BTRFS_SUPER_H
	4	#define BTRFS_SUPER_H
	5
ad21f15b JB	6	bool btrfs_check_options(struct btrfs_fs_info info, unsigned long mount_opt,
ad21f15b JB	7	unsigned long flags);
c03b2207 JB	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);
a6a8f22a	11	void btrfs_set_free_space_cache_settings(struct btrfs_fs_info *fs_info);
c03b2207	12
7f0add25 JB	13	static inline struct btrfs_fs_info btrfs_sb(struct super_block sb)
	14	{
	15	return sb->s_fs_info;
	16	}
	17
	18	static inline void btrfs_set_sb_rdonly(struct super_block *sb)
	19	{
	20	sb->s_flags \|= SB_RDONLY;
	21	set_bit(BTRFS_FS_STATE_RO, &btrfs_sb(sb)->fs_state);
	22	}
	23
	24	static inline void btrfs_clear_sb_rdonly(struct super_block *sb)
	25	{
	26	sb->s_flags &= ~SB_RDONLY;
	27	clear_bit(BTRFS_FS_STATE_RO, &btrfs_sb(sb)->fs_state);
	28	}
	29
c03b2207	30	#endif