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

/* 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
Commit	Line	Data
c03b2207 JB	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
7f0add25 JB	12	static inline struct btrfs_fs_info btrfs_sb(struct super_block sb)
	13	{
	14	return sb->s_fs_info;
	15	}
	16
	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
	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
c03b2207	29	#endif