README: Update OS list and clarify release stability

Remove EOLed distributions and clarify the stability guarantees and what
the experimental features are.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
This commit is contained in:
Rob Bradford 2022-04-05 15:22:01 +01:00
parent 044b57c927
commit 76b1a009e4

View File

@ -267,26 +267,26 @@ Cloud Hypervisor is under active development. The following stability guarantees
are currently made: are currently made:
* The API (including command line options) will not be removed or changed in a * The API (including command line options) will not be removed or changed in a
breaking way without a minimum of 2 releases notice. Where possible warnings breaking way without a minimum of 2 major releases notice. Where possible
will be given about the use of deprecated functionality and the deprecations warnings will be given about the use of deprecated functionality and the
will be documented in the release notes. deprecations will be documented in the release notes.
* Point releases will be made between individual releases where there are * Point releases will be made between individual releases where there are
substantial bug fixes or security issues that need to be fixed. substantial bug fixes or security issues that need to be fixed. These point
releases will only include bug fixes.
Currently the following items are **not** guaranteed across updates: Currently the following items are **not** guaranteed across updates:
* Snapshot/restore is not supported across different versions * Snapshot/restore is not supported across different versions
* Live migration is not supported across different versions * Live migration is not supported across different versions
* The following features are considered experimental and may change * The following features are considered experimental and may change
substantially between releases: TDX, SGX. substantially between releases: TDX, vfio-user, vDPA.
As of 2022-04-05, the following cloud images are supported:
As of 2021-04-29, the following cloud images are supported:
- [Ubuntu Bionic](https://cloud-images.ubuntu.com/bionic/current/) (cloudimg) - [Ubuntu Bionic](https://cloud-images.ubuntu.com/bionic/current/) (cloudimg)
- [Ubuntu Focal](https://cloud-images.ubuntu.com/focal/current/) (cloudimg) - [Ubuntu Focal](https://cloud-images.ubuntu.com/focal/current/) (cloudimg)
- [Ubuntu Groovy](https://cloud-images.ubuntu.com/groovy/current/) (cloudimg) - [Ubuntu Jammy](https://cloud-images.ubuntu.com/jammy/current/) (cloudimg)
- [Ubuntu Hirsute](https://cloud-images.ubuntu.com/hirsute/current/) (cloudimg)
Direct kernel boot to userspace should work with a rootfs from most Direct kernel boot to userspace should work with a rootfs from most
distributions. distributions.