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Re: [Xen-devel] Why does xc_map_foreign_range() refuse to map pfns below 1M from a domU
> We've ran into this issue in xenclient recently too, when we finally
> upgraded stubdomain's kernel to pvops version. It seems pvops kernel
> contains safeguard to only allow <1M mappings if it's dom0
> (xen_initial_domain()). This check is placed in arch/x86/xen/mmu.c:
Thanks Tomasz! That's a great lead.
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