root/include/linux/msdos_fs_i.h

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INCLUDED FROM


   1 #ifndef _MSDOS_FS_I
   2 #define _MSDOS_FS_I
   3 
   4 #ifndef _LINUX_CONFIG_H
   5 #include <linux/config.h>
   6 #endif
   7 #ifndef _LINUX_PIPE_FS_I_H
   8 #include <linux/pipe_fs_i.h>
   9 #endif
  10 
  11 /*
  12  * MS-DOS file system inode data in memory
  13  */
  14 
  15 struct msdos_inode_info {
  16         /*
  17                 UMSDOS manage special file and fifo as normal empty
  18                 msdos file. fifo inode processing conflict with msdos
  19                 processing. So I insert the pipe_inode_info so the
  20                 information does not overlap. This increases the size of
  21                 the msdos_inode_info, but the clear winner here is
  22                 the ext2_inode_info. So it does not change anything to
  23                 the total size of a struct inode.
  24 
  25                 I have not put it conditionnal. With the advent of loadable
  26                 file system drivers, it would be very easy to compile
  27                 a MsDOS FS driver unaware of UMSDOS and then later to
  28                 load a (then incompatible) UMSDOS FS driver.
  29         */
  30         struct pipe_inode_info reserved;
  31         int i_start;    /* first cluster or 0 */
  32         int i_attrs;    /* unused attribute bits */
  33         int i_busy;     /* file is either deleted but still open, or
  34                            inconsistent (mkdir) */
  35         struct inode *i_depend; /* pointer to inode that depends on the
  36                                    current inode */
  37         struct inode *i_old;    /* pointer to the old inode this inode
  38                                    depends on */
  39         int i_binary;   /* file contains non-text data */
  40 };
  41 
  42 #endif

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