# Pmem

This section contains the following sub pages:

- **[VirtIO Pmem]** describes the basic usage of virtio-pmem device to provide a disk device with
  the guest.
- **[Sharing host directory via virtio-pmem]** describes crosvm's virtual ext2 feature on
  virtio-pmem, which allow sharing a host directory with the guest as read-only.

[sharing host directory via virtio-pmem]: pmem_ext2.md
[virtio pmem]: basic.md