Cloud Hypervisor v42.0 Released!

This release has been tracked in our roadmap project as iteration v42.0. The following user visible changes have been made:

SVE/SVE2 Support on AArch64 #

The SVE and SVE2 feature bits are now propagated through to the guest on AArch64. (#6678, #6691)

Notable Bug Fixes #

• Reduce latency notification when rate limited (#6672)
• Fix virtio-console resizing (#6704)
• Fix resizing when console uses TTY (#6754)
• Avoid deadlock in PCI BAR reprogramming that can occur when adding a new virtio device to a VM that has been restored (#6775)
• Fix console resizing after VM restore (#6748)
• Fix memory resize error due to incorrect bounds checks (#6736)

Sponsorships #

During this release cycle a new VFIO CI worker has been provided by Crusoe Energy and a new ARM64 CI worker has been provided by Ubicloud.

Contributors #

Many thanks to everyone who has contributed to our release:

• Alexandru Matei alexandru.matei@uipath.com
• Alyssa Ross hi@alyssa.is
• Anirudh Rayabharam anrayabh@microsoft.com
• BharatNarasimman bharatn@microsoft.com
• Bo Chen chen.bo@intel.com
• Jinank Jain jinankjain@microsoft.com
• Jonas Scholz Jonas.Scholz@bbscholz.de
• Nuno Das Neves nudasnev@microsoft.com
• Praveen K Paladugu prapal@linux.microsoft.com
• Purna Pavan Chandra paekkaladevi@microsoft.com
• Rob Bradford rbradford@rivosinc.com
• Ruoqing He heruoqing@iscas.ac.cn
• Songqian Li sionli@tencent.com
• Tom Dohrmann erbse.13@gmx.de
• Wei Liu liuwe@microsoft.com
• Wenyu Huang huangwenyuu@outlook.com
• Yuhong Zhong yz@cs.columbia.edu
• wuxinyue wuxinyue.wxy@antgroup.com

Download #

See the GitHub Release for the release assets.