vhost

vhost-v0.17.0

Added
=====

- [[#355]](#355) Add socket-cloning helpers for backend request handlers.
- [[#360]](#360) Validate AF_UNIX SOCK_STREAM socket file descriptors and
add Error::InvalidSocketFd, Error::NotUnixSocket and Error::NotStreamSocket.

Changed
=======

- [[#364]](#364) Updated vm-memory to 0.18.0
- [[#366]](#366) Update virtio-bindings to v0.2.7

Fixed
=====

- [[#367]](#367) Fix `SHMEM` protocol feature bit position (bit 21 → bit 22)
to align with the vhost-user spec, and add missing `GPA_ADDRESSES` at bit 21.

Added

• [#355] Add socket-cloning helpers for backend request handlers.
• [#360] Validate AF_UNIX SOCK_STREAM socket file descriptors and add Error::InvalidSocketFd, Error::NotUnixSocket and Error::NotStreamSocket.

Changed

• [#364] Updated vm-memory to 0.18.0
• [#366] Update virtio-bindings to v0.2.7

Fixed

• [#367] Fix SHMEM protocol feature bit position (bit 21 → bit 22) to align with the vhost-user spec, and add missing GPA_ADDRESSES at bit 21.

vhost v0.16.0

Added

• [#251] Add SHMEM_MAP and SHMEM_UNMAP support
• [#336] Add frontend support for device state transfer (VHOST_USER_PROTOCOL_F_DEVICE_STATE)
• [#339] Add support for GET_SHMEM_CONFIG message

Changed

• [#338] Implement From<Error> for io::Error, rename Backend::node to inner and inline lock() calls
• [#347] Shift feature bits to accommodate GET_VRING_BASE_INFLIGHT spec change

Fixed

• [#338] vhost: fix double-locking in Backend to Frontend request handlers
• [#342] vhost-user: frontend: Read the full reply for set_log_base

Added

• [#251] Add SHMEM_MAP and SHMEM_UNMAP support
• [#336] Add frontend support for device state transfer (VHOST_USER_PROTOCOL_F_DEVICE_STATE)
• [#339] Add support for GET_SHMEM_CONFIG message

Changed

• [#338] Implement From<Error> for io::Error, rename Backend::node to inner and inline lock() calls
• [#347] Shift feature bits to accommodate GET_VRING_BASE_INFLIGHT spec change

Fixed

• [#338] vhost: fix double-locking in Backend to Frontend request handlers
• [#342] vhost-user: frontend: Read the full reply for set_log_base

vhost v0.15.0

Added

• [#311] Implement
  From<UnixListener> for vhost_user::Listener.

Changed

• [#321] Don't take ownership of listener in BackendListener.
• [#334] Updated vm-memory to 0.17.1 and vmm-sys-util to 0.15.0

Fixed

• [#304] Fix building docs.
• [#326] Fix get_vring_base() returning 0 instead of
  the vring base for vhost-kern backends when compiling in release mode.

Added

• [#311] Implement From<UnixListener> for vhost_user::Listener.

Changed

• [#321] Don't take ownership of listener in BackendListener.
• [#334] Updated vm-memory to 0.17.1 and vmm-sys-util to 0.15.0

Fixed

• [#304] Fix building docs.
• [#326] Fix get_vring_base() returning 0 instead of the vring base for vhost-kern backends when compiling in release mode.

vhost v0.14.0

Added

• [#268] Add support for VHOST_USER_GET_SHARED_OBJECT

Changed

• [#290] Backends now
  always support VHOST_USER_PROTOCOL_F_REPLY_ACK, without the
  VhostUserBackendReqHandler implementation having to include it in
  the features returned from get_protocol_features.
• [#295] Updated vm-memory to 0.16.2 and vmm-sys-util to 0.14.0

Fixed

• [#277] vhost: Fix reply header for error case in POSTCOPY_ADVISE

Added

• [#268] Add support for VHOST_USER_GET_SHARED_OBJECT

Changed

• [#290] Backends now always support VHOST_USER_PROTOCOL_F_REPLY_ACK, without the VhostUserBackendReqHandler implementation having to include it in the features returned from get_protocol_features.
• [#295] Updated vm-memory to 0.16.2 and vmm-sys-util to 0.14.0

Fixed

• [#277] vhost: Fix reply header for error case in POSTCOPY_ADVISE

Added

• [#266] Add support for VHOST_USER_RESET_DEVICE

Changed

• [#269] Update vm-memory to 0.16.0 and virtio-queue to 0.13.0

Fixed

• [#267] Fix feature unification issues with gpu-socket feature.

This version got yanked because the gpu_socket feature introduced in this release was causing problems (see #265). Starting with the next version (v0.12.1), the gpu_socket feature was removed.

Added

• [#241] Add shared objects support
• [#239] Add support for VHOST_USER_GPU_SET_SOCKET

Changed

• [#257] Update vm-memory from 0.14.0 to 0.15.0.
• [#243] Ignore unknown bits in VHOST_USER_GET_PROTOCOL_FEATURES response.

Remove

• [#246] Remove support for FS_* requests

Added

• [#203] Add back-end's internal state migration support
• [#218] Adding POSTCOPY support
• [#206] Add bitmap support for tracking dirty pages during migration

Changed

• [#219] Update vmm-sys-util dependency to 0.12.1.

Remove

• [#202] Do not expose for internal-usage-only NOOP and MAX_CMD requests.
• [#205] Remove some commented out code.

Fixed

• [#208] Fix various message structs being repr(Rust) instead of repr(C).

Changed

• [#187] Clean master slave
  • Replaced master/slave with frontend/backend in the codebase and public API.
  • Replaced master/slave with frontend/backend in the crate features.
• Updated dependency bitflags from 1.0 to 2.4
• [#116] Upgrade to 2021 edition

Fixed

• [#184] Safety fixes
• [#186] vhost: Fix clippy warnings.

Fixed

• [#175] vhost: Always enable vm-memory/backend-mmap

Added

• [#169] vhost: Add xen memory mapping support

Fixed

• [#165] vhost: vdpa: Provide custom set_vring_addr() implementation
• [#172] Vhost user fix

Added

• [#137] vhost_user: add Error::Disconnected

Changed

• Updated dependency vm-memory 0.10.0 to 0.11.0

Fixed

• [#135] vhost_user: fix UB on invalid master request
• [#136] vhost_user: fix unsound send_message functions
• [#153] Fix set_vring_addr issues

Deprecated

Upgraded

• vm-memory from 0.9 to 0.10
• vmm-sys-util from 0.10 to 0.11

Changed

• [#113] Improved error messages.
• [#115] Use caret requirements for dependencies.

Added

• [#109] vhost_kern: vdpa: Override the implementation of valid()

Fixed

• [#102] Fix warnings and update test coverage
• [#104] fix CODEOWNERS file
• [#107] vhost_kern/vdpa: fix get_iova_range()

Added

• [#92] implement vhost_net backend
• [#97] add method to restore Vdpa objects

Changed

• [#90] add vdpa and vhost-vdpa simple description
• [#90] use vmm_sys_util::fam for vhost_vdpa_config
• [#95] relax vm-memory dependency
• [#98] generate documentation for doc.rs with all features enabled

Fixed

• [#98] fix a bug in SlaveReqHandler::set_config() which passes wrong configuration data to backend

Deprecated

• [#90] remove parse_iotlb_msg

Added

• [#74] Implement FromRawFd for Listener

• [#33] Add vhost-vDPA support (in-kernel)

Changed

• [#68] Enforce ByteValued for received structs

First release