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  */
  15 struct 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 */