At Wed, 27 Dec 2023 16:49:47 -0800, "Greg A. Woods" <woods%planix.ca@localhost> wrote: Subject: Re: Problems booting netbsd DOM0 (and domU!) > > Which brings me to realize "dom0=msr_relaxed" on the Xen command line > should have allowed the older XEN3_DOM0 kernel to boot, and I thought I > had tried that but it didn't work (though perhaps I got the syntax wrong). I can now confirm that "dom0=pv,msr-relaxed=1" on the Xen command line in /boot.cfg will allow an older unpatched NetBSD XEN3_DOM0 kernel to boot! This should greatly ease the upgrade path for anyone trying to update Xen on a machine still running legacy NetBSD kernels. -- Greg A. Woods <gwoods%acm.org@localhost> Kelowna, BC +1 250 762-7675 RoboHack <woods%robohack.ca@localhost> Planix, Inc. <woods%planix.com@localhost> Avoncote Farms <woods%avoncote.ca@localhost>
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