ext2_xattr_get
retval = ext2_xattr_get(inode, name_index, "", NULL, 0);
retval = ext2_xattr_get(inode, name_index, "", value, retval);
extern int ext2_xattr_get(struct inode *, int, const char *, void *, size_t);
return ext2_xattr_get(inode, EXT2_XATTR_INDEX_SECURITY, name,
return ext2_xattr_get(inode, EXT2_XATTR_INDEX_TRUSTED, name,
return ext2_xattr_get(inode, EXT2_XATTR_INDEX_USER,