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(const struct gfs2_inode *ip) 14 { 15 return !ip->i_di.di_height; 16 } 17 18 static inline int gfs2_is_jdata(const struct gfs2_inode *ip) 19 { 20 return ip->i_di.di_flags & GFS2_DIF_JDATA; 21 } 22 23 static inline int gfs2_is_dir(const struct gfs2_inode *ip) 24 { 25 return S_ISDIR(ip->i_inode.i_mode); 26 } 27 28 static inline void gfs2_set_inode_blocks(struct inode *inode) 29 { 30 struct gfs2_inode *ip = GFS2_I(inode); 31 inode->i_blocks = ip->i_di.di_blocks << 32 (GFS2_SB(inode)->sd_sb.sb_bsize_shift - GFS2_BASIC_BLOCK_SHIFT); 33 } 34 35 static inline int gfs2_check_inum(const struct gfs2_inode *ip, u64 no_addr, 36 u64 no_formal_ino) 37 { 38 return ip->i_no_addr == no_addr && ip->i_no_formal_ino == no_formal_ino; 39 } 40 41 static inline void gfs2_inum_out(const struct gfs2_inode *ip, 42 struct gfs2_dirent *dent) 43 { 44 dent->de_inum.no_formal_ino = cpu_to_be64(ip->i_no_formal_ino); 45 dent->de_inum.no_addr = cpu_to_be64(ip->i_no_addr); 46 } 47 48 49 void gfs2_inode_attr_in(struct gfs2_inode *ip); 50 void gfs2_set_iop(struct inode *inode); 51 struct inode *gfs2_inode_lookup(struct super_block *sb, unsigned type, 52 u64 no_addr, u64 no_formal_ino, 53 int skip_freeing); 54 struct inode *gfs2_ilookup(struct super_block *sb, u64 no_addr); 55 56 int gfs2_inode_refresh(struct gfs2_inode *ip); 57 58 int gfs2_dinode_dealloc(struct gfs2_inode *inode); 59 int gfs2_change_nlink(struct gfs2_inode *ip, int diff); 60 struct inode *gfs2_lookupi(struct inode *dir, const struct qstr *name, 61 int is_root, struct nameidata *nd); 62 struct inode *gfs2_createi(struct gfs2_holder *ghs, const struct qstr *name, 63 unsigned int mode, dev_t dev); 64 int gfs2_rmdiri(struct gfs2_inode *dip, const struct qstr *name, 65 struct gfs2_inode *ip); 66 int gfs2_unlink_ok(struct gfs2_inode *dip, const struct qstr *name, 67 const struct gfs2_inode *ip); 68 int gfs2_ok_to_move(struct gfs2_inode *this, struct gfs2_inode *to); 69 int gfs2_readlinki(struct gfs2_inode *ip, char **buf, unsigned int *len); 70 int gfs2_glock_nq_atime(struct gfs2_holder *gh); 71 int gfs2_setattr_simple(struct gfs2_inode *ip, struct iattr *attr); 72 struct inode *gfs2_lookup_simple(struct inode *dip, const char *name); 73 void gfs2_dinode_out(const struct gfs2_inode *ip, void *buf); 74 void gfs2_dinode_print(const struct gfs2_inode *ip); 75 76 #endif /* __INODE_DOT_H__ */ 77 78