l4-hackers Digest, Vol 110, Issue 18
waprave at gmail.com
Thu Jun 21 22:49:28 CEST 2012
> There's one thing to add, though: By running device drivers in dedicated
> user-level processes, a crashing driver in the common case only takes
> down its own process, but the rest of the system continues to run.
> That's a major advantage, because you can have a monitoring process that
> then restarts the driver  this way.
> However, even a user space driver can still crash the system if it goes
> rampant by misprogramming the DMA engine and you don't use an IOMMU.
Are there plans to provide IOMMU support in Fiasco.OC?
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