65 static int xattr_create(struct inode *dir, struct dentry *dentry, int mode)  in xattr_create()  argument
68 	return dir->i_op->create(dir, dentry, mode, true);  in xattr_create()
72 static int xattr_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)  in xattr_mkdir()  argument
75 	return dir->i_op->mkdir(dir, dentry, mode);  in xattr_mkdir()
84 static int xattr_unlink(struct inode *dir, struct dentry *dentry)  in xattr_unlink()  argument
90 	mutex_lock_nested(&d_inode(dentry)->i_mutex, I_MUTEX_CHILD);  in xattr_unlink()
91 	error = dir->i_op->unlink(dir, dentry);  in xattr_unlink()
92 	mutex_unlock(&d_inode(dentry)->i_mutex);  in xattr_unlink()
95 		d_delete(dentry);  in xattr_unlink()
99 static int xattr_rmdir(struct inode *dir, struct dentry *dentry)  in xattr_rmdir()  argument
105 	mutex_lock_nested(&d_inode(dentry)->i_mutex, I_MUTEX_CHILD);  in xattr_rmdir()
106 	error = dir->i_op->rmdir(dir, dentry);  in xattr_rmdir()
108 		d_inode(dentry)->i_flags |= S_DEAD;  in xattr_rmdir()
109 	mutex_unlock(&d_inode(dentry)->i_mutex);  in xattr_rmdir()
111 		d_delete(dentry);  in xattr_rmdir()
118 static struct dentry *open_xa_root(struct super_block *sb, int flags)  in open_xa_root()
120 	struct dentry *privroot = REISERFS_SB(sb)->priv_root;  in open_xa_root()
121 	struct dentry *xaroot;  in open_xa_root()
146 static struct dentry *open_xa_dir(const struct inode *inode, int flags)  in open_xa_dir()
148 	struct dentry *xaroot, *xadir;  in open_xa_dir()
185 	struct dentry *xadir;
188 	struct dentry *dentries[8];
197 	struct dentry *dentry;  in fill_with_dentries()  local
208 	dentry = lookup_one_len(name, dbuf->xadir, namelen);  in fill_with_dentries()
209 	if (IS_ERR(dentry)) {  in fill_with_dentries()
210 		dbuf->err = PTR_ERR(dentry);  in fill_with_dentries()
211 		return PTR_ERR(dentry);  in fill_with_dentries()
212 	} else if (d_really_is_negative(dentry)) {  in fill_with_dentries()
214 		reiserfs_error(dentry->d_sb, "xattr-20003",  in fill_with_dentries()
217 			       dentry, dbuf->xadir);  in fill_with_dentries()
218 		dput(dentry);  in fill_with_dentries()
223 	dbuf->dentries[dbuf->count++] = dentry;  in fill_with_dentries()
238 				   int (*action)(struct dentry *, void *),  in reiserfs_for_each_xattr()  argument
241 	struct dentry *dir;  in reiserfs_for_each_xattr()
274 			struct dentry *dentry = buf.dentries[i];  in reiserfs_for_each_xattr()  local
276 			if (!d_is_dir(dentry))  in reiserfs_for_each_xattr()
277 				err = action(dentry, data);  in reiserfs_for_each_xattr()
279 			dput(dentry);  in reiserfs_for_each_xattr()
327 static int delete_one_xattr(struct dentry *dentry, void *data)  in delete_one_xattr()  argument
329 	struct inode *dir = d_inode(dentry->d_parent);  in delete_one_xattr()
332 	if (d_is_dir(dentry))  in delete_one_xattr()
333 		return xattr_rmdir(dir, dentry);  in delete_one_xattr()
335 	return xattr_unlink(dir, dentry);  in delete_one_xattr()
338 static int chown_one_xattr(struct dentry *dentry, void *data)  in chown_one_xattr()  argument
350 	err = reiserfs_setattr(dentry, attrs);  in chown_one_xattr()
384 static struct dentry *xattr_lookup(struct inode *inode, const char *name,  in xattr_lookup()
387 	struct dentry *xadir, *xafile;  in xattr_lookup()
473 	struct dentry *dentry, *xadir;  in lookup_and_delete_xattr()  local
480 	dentry = lookup_one_len(name, xadir, strlen(name));  in lookup_and_delete_xattr()
481 	if (IS_ERR(dentry)) {  in lookup_and_delete_xattr()
482 		err = PTR_ERR(dentry);  in lookup_and_delete_xattr()
486 	if (d_really_is_positive(dentry)) {  in lookup_and_delete_xattr()
487 		err = xattr_unlink(d_inode(xadir), dentry);  in lookup_and_delete_xattr()
491 	dput(dentry);  in lookup_and_delete_xattr()
510 	struct dentry *dentry;  in reiserfs_xattr_set_handle()  local
526 	dentry = xattr_lookup(inode, name, flags);  in reiserfs_xattr_set_handle()
527 	if (IS_ERR(dentry))  in reiserfs_xattr_set_handle()
528 		return PTR_ERR(dentry);  in reiserfs_xattr_set_handle()
543 		page = reiserfs_get_page(d_inode(dentry), file_pos);  in reiserfs_xattr_set_handle()
583 	if (!err && new_size < i_size_read(d_inode(dentry))) {  in reiserfs_xattr_set_handle()
590 		mutex_lock_nested(&d_inode(dentry)->i_mutex, I_MUTEX_XATTR);  in reiserfs_xattr_set_handle()
591 		inode_dio_wait(d_inode(dentry));  in reiserfs_xattr_set_handle()
593 		err = reiserfs_setattr(dentry, &newattrs);  in reiserfs_xattr_set_handle()
594 		mutex_unlock(&d_inode(dentry)->i_mutex);  in reiserfs_xattr_set_handle()
599 	dput(dentry);  in reiserfs_xattr_set_handle()
642 	struct dentry *dentry;  in reiserfs_xattr_get()  local
666 	dentry = xattr_lookup(inode, name, XATTR_REPLACE);  in reiserfs_xattr_get()
667 	if (IS_ERR(dentry)) {  in reiserfs_xattr_get()
668 		err = PTR_ERR(dentry);  in reiserfs_xattr_get()
674 	isize = i_size_read(d_inode(dentry));  in reiserfs_xattr_get()
697 		page = reiserfs_get_page(d_inode(dentry), file_pos);  in reiserfs_xattr_get()
742 	dput(dentry);  in reiserfs_xattr_get()
785 	struct dentry *dentry;  member
800 		handler = find_xattr_handler_prefix(b->dentry->d_sb->s_xattr,  in listxattr_filler()
805 			size = handler->list(handler, b->dentry,  in listxattr_filler()
813 			size = handler->list(handler, b->dentry,  in listxattr_filler()
829 ssize_t reiserfs_listxattr(struct dentry * dentry, char *buffer, size_t size)  in reiserfs_listxattr()  argument
831 	struct dentry *dir;  in reiserfs_listxattr()
835 		.dentry = dentry,  in reiserfs_listxattr()
840 	if (d_really_is_negative(dentry))  in reiserfs_listxattr()
843 	if (!dentry->d_sb->s_xattr ||  in reiserfs_listxattr()
844 	    get_inode_sd_version(d_inode(dentry)) == STAT_DATA_V1)  in reiserfs_listxattr()
847 	dir = open_xa_dir(d_inode(dentry), XATTR_REPLACE);  in reiserfs_listxattr()
867 static int create_privroot(struct dentry *dentry)  in create_privroot()  argument
870 	struct inode *inode = d_inode(dentry->d_parent);  in create_privroot()
874 	err = xattr_mkdir(inode, dentry, 0700);  in create_privroot()
875 	if (err || d_really_is_negative(dentry)) {  in create_privroot()
876 		reiserfs_warning(dentry->d_sb, "jdm-20006",  in create_privroot()
883 	d_inode(dentry)->i_flags |= S_PRIVATE;  in create_privroot()
884 	reiserfs_info(dentry->d_sb, "Created %s - reserved for xattr "  in create_privroot()
893 static int create_privroot(struct dentry *dentry) { return 0; }  in create_privroot()  argument
947 static int xattr_hide_revalidate(struct dentry *dentry, unsigned int flags)  in xattr_hide_revalidate()  argument
958 	struct dentry *dentry;  in reiserfs_lookup_privroot()  local
963 	dentry = lookup_one_len(PRIVROOT_NAME, s->s_root,  in reiserfs_lookup_privroot()
965 	if (!IS_ERR(dentry)) {  in reiserfs_lookup_privroot()
966 		REISERFS_SB(s)->priv_root = dentry;  in reiserfs_lookup_privroot()
967 		d_set_d_op(dentry, &xattr_lookup_poison_ops);  in reiserfs_lookup_privroot()
968 		if (d_really_is_positive(dentry))  in reiserfs_lookup_privroot()
969 			d_inode(dentry)->i_flags |= S_PRIVATE;  in reiserfs_lookup_privroot()
971 		err = PTR_ERR(dentry);  in reiserfs_lookup_privroot()
985 	struct dentry *privroot = REISERFS_SB(s)->priv_root;  in reiserfs_xattr_init()
1001 			struct dentry *dentry;  in reiserfs_xattr_init()  local
1003 			dentry = lookup_one_len(XAROOT_NAME, privroot,  in reiserfs_xattr_init()
1005 			if (!IS_ERR(dentry))  in reiserfs_xattr_init()
1006 				REISERFS_SB(s)->xattr_root = dentry;  in reiserfs_xattr_init()
1008 				err = PTR_ERR(dentry);  in reiserfs_xattr_init()