fs/gfs2/inode.h

   1 /*
   2  * Copyright (C) Sistina Software, Inc.  1997-2003 All rights reserved.
   3  * Copyright (C) 2004-2006 Red Hat, Inc.  All rights reserved.
   4  *
   5  * This copyrighted material is made available to anyone wishing to use,
   6  * modify, copy, or redistribute it subject to the terms and conditions
   7  * of the GNU General Public License version 2.
   8  */
   9
  10 #ifndef __INODE_DOT_H__
  11 #define __INODE_DOT_H__
  12
  13 static inline int gfs2_is_stuffed(struct gfs2_inode *ip)
  14 {
  15         return !ip->i_di.di_height;
  16 }
  17
  18 static inline int gfs2_is_jdata(struct gfs2_inode *ip)
  19 {
  20         return ip->i_di.di_flags & GFS2_DIF_JDATA;
  21 }
  22
  23 static inline int gfs2_is_dir(struct gfs2_inode *ip)
  24 {
  25         return S_ISDIR(ip->i_di.di_mode);
  26 }
  27
  28 void gfs2_inode_attr_in(struct gfs2_inode *ip);
  29 void gfs2_inode_attr_out(struct gfs2_inode *ip);
  30 struct inode *gfs2_inode_lookup(struct super_block *sb, struct gfs2_inum *inum, unsigned type);
  31 struct inode *gfs2_ilookup(struct super_block *sb, struct gfs2_inum *inum);
  32
  33 int gfs2_inode_refresh(struct gfs2_inode *ip);
  34
  35 int gfs2_dinode_dealloc(struct gfs2_inode *inode);
  36 int gfs2_change_nlink(struct gfs2_inode *ip, int diff);
  37 struct inode *gfs2_lookupi(struct inode *dir, const struct qstr *name,
  38                            int is_root, struct nameidata *nd);
  39 struct inode *gfs2_createi(struct gfs2_holder *ghs, const struct qstr *name,
  40                            unsigned int mode);
  41 int gfs2_rmdiri(struct gfs2_inode *dip, const struct qstr *name,
  42                 struct gfs2_inode *ip);
  43 int gfs2_unlink_ok(struct gfs2_inode *dip, const struct qstr *name,
  44                    struct gfs2_inode *ip);
  45 int gfs2_ok_to_move(struct gfs2_inode *this, struct gfs2_inode *to);
  46 int gfs2_readlinki(struct gfs2_inode *ip, char **buf, unsigned int *len);
  47
  48 int gfs2_glock_nq_atime(struct gfs2_holder *gh);
  49 int gfs2_glock_nq_m_atime(unsigned int num_gh, struct gfs2_holder *ghs);
  50
  51 int gfs2_setattr_simple(struct gfs2_inode *ip, struct iattr *attr);
  52
  53 struct inode *gfs2_lookup_simple(struct inode *dip, const char *name);
  54
  55 #endif /* __INODE_DOT_H__ */
  56