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;
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 		return PTR_ERR(dentry);  in fill_with_dentries()
211 	} else if (d_really_is_negative(dentry)) {  in fill_with_dentries()
213 		reiserfs_error(dentry->d_sb, "xattr-20003",  in fill_with_dentries()
216 			       dentry, dbuf->xadir);  in fill_with_dentries()
217 		dput(dentry);  in fill_with_dentries()
221 	dbuf->dentries[dbuf->count++] = dentry;  in fill_with_dentries()
236 				   int (*action)(struct dentry *, void *),  in reiserfs_for_each_xattr()  argument
239 	struct dentry *dir;  in reiserfs_for_each_xattr()
268 			struct dentry *dentry = buf.dentries[i];  in reiserfs_for_each_xattr()  local
270 			if (!d_is_dir(dentry))  in reiserfs_for_each_xattr()
271 				err = action(dentry, data);  in reiserfs_for_each_xattr()
273 			dput(dentry);  in reiserfs_for_each_xattr()
321 static int delete_one_xattr(struct dentry *dentry, void *data)  in delete_one_xattr()  argument
323 	struct inode *dir = d_inode(dentry->d_parent);  in delete_one_xattr()
326 	if (d_is_dir(dentry))  in delete_one_xattr()
327 		return xattr_rmdir(dir, dentry);  in delete_one_xattr()
329 	return xattr_unlink(dir, dentry);  in delete_one_xattr()
332 static int chown_one_xattr(struct dentry *dentry, void *data)  in chown_one_xattr()  argument
344 	err = reiserfs_setattr(dentry, attrs);  in chown_one_xattr()
378 static struct dentry *xattr_lookup(struct inode *inode, const char *name,  in xattr_lookup()
381 	struct dentry *xadir, *xafile;  in xattr_lookup()
467 	struct dentry *dentry, *xadir;  in lookup_and_delete_xattr()  local
474 	dentry = lookup_one_len(name, xadir, strlen(name));  in lookup_and_delete_xattr()
475 	if (IS_ERR(dentry)) {  in lookup_and_delete_xattr()
476 		err = PTR_ERR(dentry);  in lookup_and_delete_xattr()
480 	if (d_really_is_positive(dentry)) {  in lookup_and_delete_xattr()
481 		err = xattr_unlink(d_inode(xadir), dentry);  in lookup_and_delete_xattr()
485 	dput(dentry);  in lookup_and_delete_xattr()
504 	struct dentry *dentry;  in reiserfs_xattr_set_handle()  local
520 	dentry = xattr_lookup(inode, name, flags);  in reiserfs_xattr_set_handle()
521 	if (IS_ERR(dentry))  in reiserfs_xattr_set_handle()
522 		return PTR_ERR(dentry);  in reiserfs_xattr_set_handle()
537 		page = reiserfs_get_page(d_inode(dentry), file_pos);  in reiserfs_xattr_set_handle()
577 	if (!err && new_size < i_size_read(d_inode(dentry))) {  in reiserfs_xattr_set_handle()
584 		inode_lock_nested(d_inode(dentry), I_MUTEX_XATTR);  in reiserfs_xattr_set_handle()
585 		inode_dio_wait(d_inode(dentry));  in reiserfs_xattr_set_handle()
587 		err = reiserfs_setattr(dentry, &newattrs);  in reiserfs_xattr_set_handle()
588 		inode_unlock(d_inode(dentry));  in reiserfs_xattr_set_handle()
593 	dput(dentry);  in reiserfs_xattr_set_handle()
636 	struct dentry *dentry;  in reiserfs_xattr_get()  local
653 	dentry = xattr_lookup(inode, name, XATTR_REPLACE);  in reiserfs_xattr_get()
654 	if (IS_ERR(dentry)) {  in reiserfs_xattr_get()
655 		err = PTR_ERR(dentry);  in reiserfs_xattr_get()
661 	isize = i_size_read(d_inode(dentry));  in reiserfs_xattr_get()
684 		page = reiserfs_get_page(d_inode(dentry), file_pos);  in reiserfs_xattr_get()
729 	dput(dentry);  in reiserfs_xattr_get()
773 	struct dentry *dentry;  member
788 		handler = find_xattr_handler_prefix(b->dentry->d_sb->s_xattr,  in listxattr_filler()
791 		    (handler->list && !handler->list(b->dentry)))  in listxattr_filler()
814 ssize_t reiserfs_listxattr(struct dentry * dentry, char *buffer, size_t size)  in reiserfs_listxattr()  argument
816 	struct dentry *dir;  in reiserfs_listxattr()
820 		.dentry = dentry,  in reiserfs_listxattr()
825 	if (d_really_is_negative(dentry))  in reiserfs_listxattr()
828 	if (!dentry->d_sb->s_xattr ||  in reiserfs_listxattr()
829 	    get_inode_sd_version(d_inode(dentry)) == STAT_DATA_V1)  in reiserfs_listxattr()
832 	dir = open_xa_dir(d_inode(dentry), XATTR_REPLACE);  in reiserfs_listxattr()
852 static int create_privroot(struct dentry *dentry)  in create_privroot()  argument
855 	struct inode *inode = d_inode(dentry->d_parent);  in create_privroot()
859 	err = xattr_mkdir(inode, dentry, 0700);  in create_privroot()
860 	if (err || d_really_is_negative(dentry)) {  in create_privroot()
861 		reiserfs_warning(dentry->d_sb, "jdm-20006",  in create_privroot()
868 	d_inode(dentry)->i_flags |= S_PRIVATE;  in create_privroot()
869 	reiserfs_info(dentry->d_sb, "Created %s - reserved for xattr "  in create_privroot()
878 static int create_privroot(struct dentry *dentry) { return 0; }  in create_privroot()  argument
932 static int xattr_hide_revalidate(struct dentry *dentry, unsigned int flags)  in xattr_hide_revalidate()  argument
943 	struct dentry *dentry;  in reiserfs_lookup_privroot()  local
948 	dentry = lookup_one_len(PRIVROOT_NAME, s->s_root,  in reiserfs_lookup_privroot()
950 	if (!IS_ERR(dentry)) {  in reiserfs_lookup_privroot()
951 		REISERFS_SB(s)->priv_root = dentry;  in reiserfs_lookup_privroot()
952 		d_set_d_op(dentry, &xattr_lookup_poison_ops);  in reiserfs_lookup_privroot()
953 		if (d_really_is_positive(dentry))  in reiserfs_lookup_privroot()
954 			d_inode(dentry)->i_flags |= S_PRIVATE;  in reiserfs_lookup_privroot()
956 		err = PTR_ERR(dentry);  in reiserfs_lookup_privroot()
970 	struct dentry *privroot = REISERFS_SB(s)->priv_root;  in reiserfs_xattr_init()
986 			struct dentry *dentry;  in reiserfs_xattr_init()  local
988 			dentry = lookup_one_len(XAROOT_NAME, privroot,  in reiserfs_xattr_init()
990 			if (!IS_ERR(dentry))  in reiserfs_xattr_init()
991 				REISERFS_SB(s)->xattr_root = dentry;  in reiserfs_xattr_init()
993 				err = PTR_ERR(dentry);  in reiserfs_xattr_init()