Root/fs/quota/quota_tree.h

1/*
2 * Definitions of structures for vfsv0 quota format
3 */
4
5#ifndef _LINUX_QUOTA_TREE_H
6#define _LINUX_QUOTA_TREE_H
7
8#include <linux/types.h>
9#include <linux/quota.h>
10
11/*
12 * Structure of header of block with quota structures. It is padded to 16 bytes so
13 * there will be space for exactly 21 quota-entries in a block
14 */
15struct qt_disk_dqdbheader {
16    __le32 dqdh_next_free; /* Number of next block with free entry */
17    __le32 dqdh_prev_free; /* Number of previous block with free entry */
18    __le16 dqdh_entries; /* Number of valid entries in block */
19    __le16 dqdh_pad1;
20    __le32 dqdh_pad2;
21};
22
23#define QT_TREEOFF 1 /* Offset of tree in file in blocks */
24
25#endif /* _LINUX_QUOTAIO_TREE_H */
26

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