[backport to firecracker-v1.13] fix: update CPU template baselines
#5381
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KVM now exposes leaf 0x80000020 and 0x80000021 to AMD guests on 5.10 host kernels. First one relates to QoS features for shared CPU resources (all 0s at the moment) while the second one communicates a few CPU features to the guest. Update CPU templates for related instance types. (cherry picked from commit 283e574) Signed-off-by: Babis Chalios <[email protected]>
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firecracker-v1.13] fix: update CPU template baselines
Manciukic
approved these changes
Aug 14, 2025
Codecov Report✅ All modified and coverable lines are covered by tests. Additional details and impacted files@@ Coverage Diff @@
## firecracker-v1.13 #5381 +/- ##
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Coverage 82.35% 82.35%
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Files 265 265
Lines 30640 30640
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Hits 25233 25233
Misses 5407 5407
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roypat
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Aug 14, 2025
bchalios
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firecracker-microvm:firecracker-v1.13
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(cherry picked from commit 283e574)
Changes
Update CPU templates for related instance types.
Reason
KVM now exposes leaf 0x80000020 and 0x80000021 to AMD guests on 5.10 host kernels. First one relates to QoS features for shared CPU resources (all 0s at the moment) while the second one communicates a few CPU features to the guest.
License Acceptance
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CONTRIBUTING.md.PR Checklist
tools/devtool checkbuild --allto verify that the PR passesbuild checks on all supported architectures.
tools/devtool checkstyleto verify that the PR passes theautomated style checks.
how they are solving the problem in a clear and encompassing way.
in the PR.
CHANGELOG.md.Runbook for Firecracker API changes.
integration tests.
TODO.rust-vmm.