include/linux/coda_fs_i.h

   1 /*
   2  *  coda_fs_i.h
   3  *
   4  *  Copyright (C) 1998 Carnegie Mellon University
   5  *
   6  */
   7
   8 #ifndef _LINUX_CODA_FS_I
   9 #define _LINUX_CODA_FS_I
  10
  11 #ifdef __KERNEL__
  12 #include <linux/types.h>
  13 #include <linux/list.h>
  14 #include <linux/coda.h>
  15
  16
  17
  18 #define CODA_CNODE_MAGIC        0x47114711
  19 /*
  20  * coda fs inode data
  21  */
  22 struct coda_inode_info {
  23         struct ViceFid     c_fid;       /* Coda identifier */
  24         u_short            c_flags;     /* flags (see below) */
  25         u_short            c_ocount;    /* count of openers */
  26         u_short            c_owrite;    /* count of open for write */
  27         u_short            c_mmcount;   /* count of mmappers */
  28         struct inode      *c_ovp;       /* open inode  pointer */
  29         struct list_head   c_cnhead;    /* head of cache entries */
  30         struct list_head   c_volrootlist; /* list of volroot cnoddes */
  31         struct inode      *c_vnode;     /*  inode associated with cnode */
  32         int                c_magic;     /* to verify the data structure */
  33 };
  34
  35 /* flags */
  36 #define C_VATTR       0x1   /* Validity of vattr in inode */
  37 #define C_PURGE       0x8
  38 #define C_ZAPDIR      0x10
  39 #define C_DYING       0x4   /* from venus (which died) */
  40 #define C_INITED      0x20
  41 #define C_FLUSH       0x2   /* used after a flush */
  42
  43 int coda_cnode_make(struct inode **, struct ViceFid *, struct super_block *);
  44 int coda_cnode_makectl(struct inode **inode, struct super_block *sb);
  45 struct inode *coda_fid_to_inode(ViceFid *fid, struct super_block *sb);
  46 void coda_replace_fid(struct inode *, ViceFid *, ViceFid *);
  47
  48 #endif
  49 #endif