Qubes has flexible arch [1] which should make it easy to port to whatever other VMM or container technology... [1]https://blog.invisiblethings.org/2013/03/21/introducing-qubes-odyssey-framework.html …
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... except at this moment I don't see anything comparably strong (arch-wise) as Xen, still. Do you?
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Replying to @BenLaurie @bcrypt
Did you try it? Can it run Linux drivers? Linux Apps? Support modern hardware, including S3 sleep? Properly parse DMAR and setup VT-d?
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Replying to @rootkovska @bcrypt
BTW, "can run Linux drivers" is not top of my list for "is secure". Can run Linux apps, tho, coz you can run Linux as a guest. Allegedly.
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Running Linux drivers is not a problem as long as you don't put them in the kernel, & enforce IOMMU on the hardware they drive.
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Replying to @RichFelker @BenLaurie and
That's actually what I have in mind for my eventual kernel replacement - drivers are heavily sandboxed user processes linked to fake Linux.
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QNX drivers were user processes. I really liked that model.
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Ability to reuse existing widespread drivers is a must for any OS project if they want to support even moderate amount of COTS hardware.
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