Messages in this thread |  | | | Date | Tue, 2 Aug 2011 13:07:10 -0400 | | From | Konrad Rzeszutek Wilk <> | | Subject | Re: [PATCH 1/3] xen: off by one error in xen/setup.c |
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On Tue, Aug 02, 2011 at 11:45:23AM +0200, Igor Mammedov wrote: > Do not try to initialize pfn beyond of available address space. > > Signed-off-by: Igor Mammedov <imammedo@redhat.com> > --- > arch/x86/xen/setup.c | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) > > diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c > index 60aeeb5..2221b05 100644 > --- a/arch/x86/xen/setup.c > +++ b/arch/x86/xen/setup.c > @@ -69,7 +69,7 @@ static void __init xen_add_extra_mem(unsigned long pages) > > xen_max_p2m_pfn = PFN_DOWN(extra_start + size); > > - for (pfn = PFN_DOWN(extra_start); pfn <= xen_max_p2m_pfn; pfn++) > + for (pfn = PFN_DOWN(extra_start); pfn < xen_max_p2m_pfn; ++pfn) > __set_phys_to_machine(pfn, INVALID_P2M_ENTRY);
Did this actually break anything?
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