KVM RFC extends guest_memfd with VFIO and alternate memory providers
Google engineer Ackerley Tng’s 88-patch RFC sketches how confidential guests could back private memory with tmpfs, custom providers, and device BARs.
By oops#guest-memfd
Linux mm gains ALLOC_UNMAPPED for direct-map-free pages
Brendan Jackman's v3 series lays allocator and mapping groundwork for guest_memfd isolation and Address Space Isolation.
By kexec