The main reason that juju doesn't allow mounting filesystems and block devices is because we don't want charms to assume host disk configurations (we don't want the Charm to have a profile that assumes /dev/sdb is the right place to get storage). But /sys/fs/bpf is going to exist everywhere.
The main reason that juju doesn't allow mounting filesystems and block devices is because we don't want charms to assume host disk configurations (we don't want the Charm to have a profile that assumes /dev/sdb is the right place to get storage). But /sys/fs/bpf is going to exist everywhere.