devices: vhost-user: fs: support VVU

Device can be started with

    crosvm device fs --vfio <PCI ID> --tag <TAG> --shared-dir <DIR>

BUG=b:213533074
TEST=manual - fs is usable from a sibling guest when using VVU.

Change-Id: I199113b1837686d78140936adcd8741a8c2b066e
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosvm/+/3631019
Tested-by: kokoro <noreply+kokoro@google.com>
Commit-Queue: Lepton Wu <lepton@chromium.org>
Reviewed-by: Keiichi Watanabe <keiichiw@chromium.org>
Auto-Submit: Lepton Wu <lepton@chromium.org>
1 file changed
tree: 2e668ca4fde1a517722fca27d3bca635486541e6
  1. .cargo/
  2. .devcontainer/
  3. .github/
  4. aarch64/
  5. acpi_tables/
  6. arch/
  7. base/
  8. bin/
  9. bit_field/
  10. ci/
  11. common/
  12. cros_async/
  13. crosvm-fuzz/
  14. crosvm_control/
  15. crosvm_plugin/
  16. devices/
  17. disk/
  18. docs/
  19. fuse/
  20. gpu_display/
  21. hypervisor/
  22. infra/
  23. integration_tests/
  24. io_uring/
  25. kernel_cmdline/
  26. kernel_loader/
  27. kvm/
  28. kvm_sys/
  29. libcras_stub/
  30. linux_input_sys/
  31. logo/
  32. media/
  33. net_sys/
  34. net_util/
  35. power_monitor/
  36. protos/
  37. qcow_utils/
  38. resources/
  39. rutabaga_gfx/
  40. seccomp/
  41. serde_keyvalue/
  42. src/
  43. system_api_stub/
  44. tests/
  45. third_party/
  46. tools/
  47. tpm2/
  48. tpm2-sys/
  49. tube_transporter/
  50. usb_sys/
  51. usb_util/
  52. vfio_sys/
  53. vhost/
  54. virtio_sys/
  55. vm_control/
  56. vm_memory/
  57. win_util/
  58. x86_64/
  59. .dockerignore
  60. .gitignore
  61. .gitmodules
  62. .rustfmt.toml
  63. ARCHITECTURE.md
  64. Cargo.toml
  65. CONTRIBUTING.md
  66. LICENSE
  67. navbar.md
  68. OWNERS
  69. README.chromeos.md
  70. README.md
  71. run_tests
  72. rust-toolchain
  73. setup_cros_cargo.sh
  74. test_all
  75. unblocked_terms.txt
README.md

crosvm - The Chrome OS Virtual Machine Monitor

crosvm is a virtual machine monitor (VMM) based on Linux’s KVM hypervisor, with a focus on simplicity, security, and speed. crosvm is intended to run Linux guests, originally as a security boundary for running native applications on the Chrome OS platform. Compared to QEMU, crosvm doesn’t emulate architectures or real hardware, instead concentrating on paravirtualized devices, such as the virtio standard.

crosvm is currently used to run Linux/Android guests on Chrome OS devices.

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