Tag
paravirtualization
- Dec 22, 2025 Paravirtualization and the Hypercall ABI: Trading Transparency for Fewer Traps How a modified guest replaces trapping instructions with explicit calls into the hypervisor, what a hypercall looks like at the instruction level, and why the ABI has to be versioned and discoverable. virtualization
- Mar 28, 2023 Paravirtual GPUs and the Mediated Device Lifecycle How a host-side scheduler multiplexes one physical GPU across guests without giving any of them direct access, and what the create-configure-assign-teardown sequence has to guarantee. gpu computing
- Apr 9, 2022 The Virtio Split Ring: Descriptor Tables, Available Rings, and the Notification Suppression How a guest and a hypervisor exchange buffers without a trap per request, what the three-ring layout enforces, and why the notification flags matter more than the data path. virtualization