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vmm: add resize permission to qemu-compatible locking#185

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arctic-alpaca wants to merge 1 commit into
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arctic-alpaca:qemu-resize
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vmm: add resize permission to qemu-compatible locking#185
arctic-alpaca wants to merge 1 commit into
cyberus-technology:gardenlinuxfrom
arctic-alpaca:qemu-resize

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@arctic-alpaca arctic-alpaca commented Jul 23, 2026

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Also lock the resize permission lock for read-write opened disks. Cloud-hypervisor can resize disks, so we should lock the byte.

Fixes https://github.com/cobaltcore-dev/cobaltcore/issues/627

Libvirt: https://gitlab.cyberus-technology.de/cyberus/cloud/libvirt/-/merge_requests/263

Before merging, this should be tested on customer infra.

Also lock the resize permission lock for read-write opened disks.
Cloud-hypervisor can resize disks, so we should lock the byte.

On-behalf-of: SAP julian.schindel@sap.com
Signed-off-by: Julian Schindel <julian.schindel@cyberus-technology.de>
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arctic-alpaca marked this pull request as ready for review July 23, 2026 15:00
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arctic-alpaca requested review from Coffeeri and amphi July 23, 2026 15:00

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Looks good, thank you for adding it!

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3 participants