On Fri, Mar 04, 2022 at 03:18:23PM -0500, Boris Ostrovsky wrote: > This indeed allows dom0 to boot. Not sure I see where in the next patch this would have been fixed? I thought it did, but it doesn't. In the meantime I've pushed out an updated branch with this folded in to: git://git.infradead.org/users/hch/misc.git swiotlb-init-cleanup > (BTW, just noticed in iommu_setup() you set this variable to 1. Should be 'true') Thank, I'll fix this up.