66 static int xattr_create(struct inode *dir, struct dentry *dentry, int mode)  in xattr_create()  argument
69 	return dir->i_op->create(dir, dentry, mode, true);  in xattr_create()
73 static int xattr_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)  in xattr_mkdir()  argument
76 	return dir->i_op->mkdir(dir, dentry, mode);  in xattr_mkdir()
85 static int xattr_unlink(struct inode *dir, struct dentry *dentry)  in xattr_unlink()  argument
91 	inode_lock_nested(d_inode(dentry), I_MUTEX_CHILD);  in xattr_unlink()
92 	error = dir->i_op->unlink(dir, dentry);  in xattr_unlink()
93 	inode_unlock(d_inode(dentry));  in xattr_unlink()
96 		d_delete(dentry);  in xattr_unlink()
100 static int xattr_rmdir(struct inode *dir, struct dentry *dentry)  in xattr_rmdir()  argument
106 	inode_lock_nested(d_inode(dentry), I_MUTEX_CHILD);  in xattr_rmdir()
107 	error = dir->i_op->rmdir(dir, dentry);  in xattr_rmdir()
109 		d_inode(dentry)->i_flags |= S_DEAD;  in xattr_rmdir()
110 	inode_unlock(d_inode(dentry));  in xattr_rmdir()
112 		d_delete(dentry);  in xattr_rmdir()
119 static struct dentry *open_xa_root(struct super_block *sb, int flags)  in open_xa_root()
121 	struct dentry *privroot = REISERFS_SB(sb)->priv_root;  in open_xa_root()
122 	struct dentry *xaroot;  in open_xa_root()
147 static struct dentry *open_xa_dir(const struct inode *inode, int flags)  in open_xa_dir()
149 	struct dentry *xaroot, *xadir;  in open_xa_dir()
186 	struct dentry *xadir;
189 	struct dentry *dentries[8];
198 	struct dentry *dentry;  in fill_with_dentries()  local
209 	dentry = lookup_one_len(name, dbuf->xadir, namelen);  in fill_with_dentries()
210 	if (IS_ERR(dentry)) {  in fill_with_dentries()
211 		dbuf->err = PTR_ERR(dentry);  in fill_with_dentries()
212 		return PTR_ERR(dentry);  in fill_with_dentries()
213 	} else if (d_really_is_negative(dentry)) {  in fill_with_dentries()
215 		reiserfs_error(dentry->d_sb, "xattr-20003",  in fill_with_dentries()
218 			       dentry, dbuf->xadir);  in fill_with_dentries()
219 		dput(dentry);  in fill_with_dentries()
224 	dbuf->dentries[dbuf->count++] = dentry;  in fill_with_dentries()
239 				   int (*action)(struct dentry *, void *),  in reiserfs_for_each_xattr()  argument
242 	struct dentry *dir;  in reiserfs_for_each_xattr()
275 			struct dentry *dentry = buf.dentries[i];  in reiserfs_for_each_xattr()  local
277 			if (!d_is_dir(dentry))  in reiserfs_for_each_xattr()
278 				err = action(dentry, data);  in reiserfs_for_each_xattr()
280 			dput(dentry);  in reiserfs_for_each_xattr()
328 static int delete_one_xattr(struct dentry *dentry, void *data)  in delete_one_xattr()  argument
330 	struct inode *dir = d_inode(dentry->d_parent);  in delete_one_xattr()
333 	if (d_is_dir(dentry))  in delete_one_xattr()
334 		return xattr_rmdir(dir, dentry);  in delete_one_xattr()
336 	return xattr_unlink(dir, dentry);  in delete_one_xattr()
339 static int chown_one_xattr(struct dentry *dentry, void *data)  in chown_one_xattr()  argument
351 	err = reiserfs_setattr(dentry, attrs);  in chown_one_xattr()
385 static struct dentry *xattr_lookup(struct inode *inode, const char *name,  in xattr_lookup()
388 	struct dentry *xadir, *xafile;  in xattr_lookup()
483 	struct dentry *dentry, *xadir;  in lookup_and_delete_xattr()  local
490 	dentry = lookup_one_len(name, xadir, strlen(name));  in lookup_and_delete_xattr()
491 	if (IS_ERR(dentry)) {  in lookup_and_delete_xattr()
492 		err = PTR_ERR(dentry);  in lookup_and_delete_xattr()
496 	if (d_really_is_positive(dentry)) {  in lookup_and_delete_xattr()
497 		err = xattr_unlink(d_inode(xadir), dentry);  in lookup_and_delete_xattr()
501 	dput(dentry);  in lookup_and_delete_xattr()
520 	struct dentry *dentry;  in reiserfs_xattr_set_handle()  local
536 	dentry = xattr_lookup(inode, name, flags);  in reiserfs_xattr_set_handle()
537 	if (IS_ERR(dentry))  in reiserfs_xattr_set_handle()
538 		return PTR_ERR(dentry);  in reiserfs_xattr_set_handle()
553 		page = reiserfs_get_page(d_inode(dentry), file_pos);  in reiserfs_xattr_set_handle()
593 	if (!err && new_size < i_size_read(d_inode(dentry))) {  in reiserfs_xattr_set_handle()
600 		inode_lock_nested(d_inode(dentry), I_MUTEX_XATTR);  in reiserfs_xattr_set_handle()
601 		inode_dio_wait(d_inode(dentry));  in reiserfs_xattr_set_handle()
603 		err = reiserfs_setattr(dentry, &newattrs);  in reiserfs_xattr_set_handle()
604 		inode_unlock(d_inode(dentry));  in reiserfs_xattr_set_handle()
609 	dput(dentry);  in reiserfs_xattr_set_handle()
652 	struct dentry *dentry;  in reiserfs_xattr_get()  local
669 	dentry = xattr_lookup(inode, name, XATTR_REPLACE);  in reiserfs_xattr_get()
670 	if (IS_ERR(dentry)) {  in reiserfs_xattr_get()
671 		err = PTR_ERR(dentry);  in reiserfs_xattr_get()
677 	isize = i_size_read(d_inode(dentry));  in reiserfs_xattr_get()
700 		page = reiserfs_get_page(d_inode(dentry), file_pos);  in reiserfs_xattr_get()
745 	dput(dentry);  in reiserfs_xattr_get()
789 	struct dentry *dentry;  member
804 		handler = find_xattr_handler_prefix(b->dentry->d_sb->s_xattr,  in listxattr_filler()
807 		    (handler->list && !handler->list(b->dentry)))  in listxattr_filler()
830 ssize_t reiserfs_listxattr(struct dentry * dentry, char *buffer, size_t size)  in reiserfs_listxattr()  argument
832 	struct dentry *dir;  in reiserfs_listxattr()
836 		.dentry = dentry,  in reiserfs_listxattr()
841 	if (d_really_is_negative(dentry))  in reiserfs_listxattr()
844 	if (!dentry->d_sb->s_xattr ||  in reiserfs_listxattr()
845 	    get_inode_sd_version(d_inode(dentry)) == STAT_DATA_V1)  in reiserfs_listxattr()
848 	dir = open_xa_dir(d_inode(dentry), XATTR_REPLACE);  in reiserfs_listxattr()
868 static int create_privroot(struct dentry *dentry)  in create_privroot()  argument
871 	struct inode *inode = d_inode(dentry->d_parent);  in create_privroot()
875 	err = xattr_mkdir(inode, dentry, 0700);  in create_privroot()
876 	if (err || d_really_is_negative(dentry)) {  in create_privroot()
877 		reiserfs_warning(dentry->d_sb, "jdm-20006",  in create_privroot()
884 	d_inode(dentry)->i_flags |= S_PRIVATE;  in create_privroot()
885 	reiserfs_info(dentry->d_sb, "Created %s - reserved for xattr "  in create_privroot()
894 static int create_privroot(struct dentry *dentry) { return 0; }  in create_privroot()  argument
948 static int xattr_hide_revalidate(struct dentry *dentry, unsigned int flags)  in xattr_hide_revalidate()  argument
959 	struct dentry *dentry;  in reiserfs_lookup_privroot()  local
964 	dentry = lookup_one_len(PRIVROOT_NAME, s->s_root,  in reiserfs_lookup_privroot()
966 	if (!IS_ERR(dentry)) {  in reiserfs_lookup_privroot()
967 		REISERFS_SB(s)->priv_root = dentry;  in reiserfs_lookup_privroot()
968 		d_set_d_op(dentry, &xattr_lookup_poison_ops);  in reiserfs_lookup_privroot()
969 		if (d_really_is_positive(dentry))  in reiserfs_lookup_privroot()
970 			d_inode(dentry)->i_flags |= S_PRIVATE;  in reiserfs_lookup_privroot()
972 		err = PTR_ERR(dentry);  in reiserfs_lookup_privroot()
986 	struct dentry *privroot = REISERFS_SB(s)->priv_root;  in reiserfs_xattr_init()
1002 			struct dentry *dentry;  in reiserfs_xattr_init()  local
1004 			dentry = lookup_one_len(XAROOT_NAME, privroot,  in reiserfs_xattr_init()
1006 			if (!IS_ERR(dentry))  in reiserfs_xattr_init()
1007 				REISERFS_SB(s)->xattr_root = dentry;  in reiserfs_xattr_init()
1009 				err = PTR_ERR(dentry);  in reiserfs_xattr_init()