On 12/11/2014 10:19, Wu, Feng wrote: >> You can certainly backport these patches to distros that do not have >> VFIO. But upstream we should work on VFIO first. VFIO has feature >> parity with legacy device assignment, and adding a new feature that is >> not in VFIO would be a bad idea. >> >> By the way, do you have benchmark results for it? We have not been able >> to see any performance improvement for APICv on e.g. netperf. > > Do you mean benchmark results for APICv itself or VT-d Posted-Interrtups?
Especially for VT-d posted interrupts---but it'd be great to know which workloads see the biggest speedup from APICv. Paolo -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
