1b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */ 2884d179dSJan Kara /* 3884d179dSJan Kara * Definitions of structures for vfsv0 quota format 4884d179dSJan Kara */ 5884d179dSJan Kara 6884d179dSJan Kara #ifndef _LINUX_QUOTA_TREE_H 7884d179dSJan Kara #define _LINUX_QUOTA_TREE_H 8884d179dSJan Kara 9884d179dSJan Kara #include <linux/types.h> 10884d179dSJan Kara #include <linux/quota.h> 11884d179dSJan Kara 12884d179dSJan Kara /* 13884d179dSJan Kara * Structure of header of block with quota structures. It is padded to 16 bytes so 14884d179dSJan Kara * there will be space for exactly 21 quota-entries in a block 15884d179dSJan Kara */ 16884d179dSJan Kara struct qt_disk_dqdbheader { 17884d179dSJan Kara __le32 dqdh_next_free; /* Number of next block with free entry */ 18884d179dSJan Kara __le32 dqdh_prev_free; /* Number of previous block with free entry */ 19884d179dSJan Kara __le16 dqdh_entries; /* Number of valid entries in block */ 20884d179dSJan Kara __le16 dqdh_pad1; 21884d179dSJan Kara __le32 dqdh_pad2; 22884d179dSJan Kara }; 23884d179dSJan Kara 24884d179dSJan Kara #define QT_TREEOFF 1 /* Offset of tree in file in blocks */ 25884d179dSJan Kara 26884d179dSJan Kara #endif /* _LINUX_QUOTAIO_TREE_H */ 27