[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] BUG: bad page map under Xen
>>> On 21.10.13 at 16:18, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx> wrote: > On Mon, Oct 21, 2013 at 04:06:07PM +0200, Lukas Hejtmanek wrote: >> Region 2: Memory at 380fff000000 (64-bit, prefetchable) [size=8M] >... > --- a/arch/x86/xen/setup.c > +++ b/arch/x86/xen/setup.c > @@ -92,6 +92,9 @@ static void __init xen_add_extra_mem(u64 start, u64 size) > > __set_phys_to_machine(pfn, INVALID_P2M_ENTRY); > } > + /* Anything past the balloon area is marked as identity. */ > + for (pfn = xen_max_p2m_pfn; pfn < MAX_DOMAIN_PAGES; pfn++) > + __set_phys_to_machine(pfn, IDENTITY_FRAME(pfn)); Hardly - MAX_DOMAIN_PAGES derives from CONFIG_XEN_MAX_DOMAIN_MEMORY, which in turn is unrelated to where MMIO might be. Should you perhaps simply start from an all 1:1 mapping, inserting the RAM translations as you find them? Jan _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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