From: Eugene Syromiatnikov <[email protected]> Date: Mon, 7 Jan 2019 16:22:29 +0100
> Otherwise it is impossible to use it for something else, as it will break > userspace that puts garbage there. > > The same check should be done in other structures, but the fact that > data in reserved fields is ignored is already part of the kernel ABI. > > Signed-off-by: Eugene Syromiatnikov <[email protected]> I think the opportunity to enforce this has passed and you will break userspace by doing this.
