- Yes, there is a post-restore kernel reseed hook that happens after fork, and just before the trapped listen is continued. It doesn't use the vmgenid driver, it just calls the RNDRESEEDCRNG ioctl, so it would not be compatible with applications that depend on vmgenid notifications to reseed userspace PRNGs.
- In Syzy, the full pruning implementation is deferred for now; at the managed product's current small scale, it can simply eat the tiny overhead costs of un-collected garbage, while the user is only billed for the logical storage space consumed.