linux/fs/quota/quota_tree.h
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   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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