vhost: release v0.9.0

Release a new version with the following breaking changes:
- replaced master/slave with frontend/backend in public API
- replaced master/slave with frontend/backend in crate features

Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>

crates/vhost-user-backend/Cargo.toml

@@ -14,14 +14,14 @@ xen = ["vm-memory/xen", "vhost/xen"]
 [dependencies]
 libc = "0.2.39"
 log = "0.4.17"
-vhost = { path = "../vhost", version = "0.8", features = ["vhost-user-backend"] }
+vhost = { path = "../vhost", version = "0.9", features = ["vhost-user-backend"] }
 virtio-bindings = "0.2.1"
 virtio-queue = "0.10.0"
 vm-memory = { version = "0.13.1", features = ["backend-mmap", "backend-atomic"] }
 vmm-sys-util = "0.11.0"
 
 [dev-dependencies]
 nix = { version = "0.27", features = ["fs"] }
-vhost = { path = "../vhost", version = "0.8", features = ["test-utils", "vhost-user-frontend", "vhost-user-backend"] }
+vhost = { path = "../vhost", version = "0.9", features = ["test-utils", "vhost-user-frontend", "vhost-user-backend"] }
 vm-memory = { version = "0.13.1", features = ["backend-mmap", "backend-atomic", "backend-bitmap"] }
 tempfile = "3.2.0"

crates/vhost/CHANGELOG.md

@@ -4,12 +4,24 @@
 ### Added
 
 ### Changed
-- Change uses of master/slave for frontend/backend in the codebase.
 
 ### Fixed
 
 ### Deprecated
 
+## [0.9.0]
+
+### Changed
+- [[#187]](https://github.com/rust-vmm/vhost/pull/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]](https://github.com/rust-vmm/vhost/pull/116) Upgrade to 2021 edition
+
+### Fixed
+- [[#184]](https://github.com/rust-vmm/vhost/pull/184) Safety fixes
+- [[#186]](https://github.com/rust-vmm/vhost/pull/186) vhost: Fix clippy warnings.
+
 ## [0.8.1]
 
 ### Fixed

crates/vhost/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "vhost"
-version = "0.8.1"
+version = "0.9.0"
 keywords = ["vhost", "vhost-user", "virtio", "vdpa"]
 description = "a pure rust library for vdpa, vhost and vhost-user"
 authors = ["Liu Jiang <gerry@linux.alibaba.com>"]