ext4: add EXT4INODEHASXATTRSPACE macro in xattr.h
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.4.211 by commit 748d17d47687e178f8e38938447fa4636c071c41. For more details please see the references link.