On Tue, Dec 10, 2019 at 12:10:52PM +0100, Christian Brauner wrote: > > #define SECCOMP_IOCTL_NOTIF_SET_FD SECCOMP_IOWR(4, <sensible struct>) There's even some code already for this one: https://lore.kernel.org/linux-fsdevel/20180927151119.9989-6-tycho@xxxxxxxx/ Tycho