feat: implement virtio based host-guest communication - #1794

Merged

andreiltd merged 26 commits into

mainfrom

Sep 25, 2026

Commits on Sep 22, 2026

feat(virtq): implement guest-to-host virtqueue transport
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1caf227
feat(virtq): remove legacy guest-to-host stack transport
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4deed9d
feat(virtq): use virtqueues for guest comms
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2b1f54a
feat(virtq): purge input/output regions
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1947fae
feat(virtq): optimize inflight bookkeeping memory
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414e343
feat(virtq): checkpoint dirty queues for snapshots
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13991ef
feat(virtq): reject snapshots with retained buffers
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897df96
feat(virtq): add C guest `ByteChunks`
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0614d84
fix(virtq): adjust scratch budget
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173d30c
fix(virtq): address clippy warnings in release builds
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a780e21
refactor: some stylish tweaks
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e7c2f56
fix: adjust test scratch size
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10617bd
fix(virtq): accept transport error in fuzzing
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a4df371
fix: increas fuzzing heap size
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c97a2a4
fix: adjust test heap sizes
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55127b9
fix: some docs improvements
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5a729c1
fix: adjust snapshot restore test heap sizes
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c8784a3
feat(virtq): remove, now dead, hlbytechunks and hlsizeprefixedbytechunks
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5be7cd9
refactor: general code cleanup
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951d0f3
feat: add roundtrip and malformed virtq fuzzing
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f37da0d
fix: mark transport as dirty in initialization phase
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19c8d72
fix: restore kill timing comment
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5ea4c3c
fix: bump abi version
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2890b0f

Commits on Sep 23, 2026

fix: adjust test
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579e7e1

Commits on Sep 24, 2026

perf(virtq): optimize Segments::split_to
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00b692d
fix: validate H2G descriptor addresses on snapshot
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998203f