[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] Linux Kernel Summit 2012 hallway talks - PV MMU, PVH, hpa, tglrx, stefano and me.
On Fri, 2012-12-07 at 17:05 +0000, Konrad Rzeszutek Wilk wrote: > Anyhow, once the PVH works - so can do SMP guests, does > properly interrupt delivery, etc, we would obsolete the PV MMU > mode in 5 years. This means that arch/x86/xen/p2m.c and arch/x86/xen/mmu.c > along with a host of paravirt interfaces would be #ifdef-ed out. > There would also be a note in the Documentation/deprecate-schedule > pointing that out. If everything time-wise aligns itself that > means 2013 is when PVH has it debut and will have its kinks worked > out. 2018 is when PV MMU would be obsoleted. The impact is that in > 2018 users would need Intel VT-d or AMD VI-IOMMU capable machine to run > the latest Linux dom0 kernel with device drivers on x86. > You would still be able to run the ancient PV kernels (like 2.6.18) as > guests - just not as a dom0. I'm not sure I follow -- why does this future change in mainline Linux have any impact on other kernel trees and their ability to run as dom0? Ian. _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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