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incusd/device/disk: Use virtiofsd --posix-acl=auto if supported - #3468
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Detect virtiofsd negotiation mode support via --print-capabilities and use --posix-acl=auto if possible, so virtiofsd doesn't fail if the guest doesn't support posix ACLs. Signed-off-by: German Maglione <gmaglione@redhat.com>
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I'm not familiar with the incus code, so I hope this is correct |
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virtiofsd MR 320 has been merged, removing the draft. |
germag
marked this pull request as ready for review
June 22, 2026 15:01
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Thanks! |
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Detect virtiofsd negotiation mode support via
--print-capabilitiesand use--posix-acl=autoif possible, so virtiofsd doesn't fail if the guest doesn't support posix ACLs.A note for reviewers: calling
--print-capabilitieson older virtiofsd is safe (even the old C version) since it is mandatory for vhost-user backends[0]Fixes #2947
[0] https://qemu-project.gitlab.io/qemu/interop/vhost-user.html#backend-program-conventions