Messages in this thread | | | From | Michael Ellerman <> | Subject | Re: [PATCH backport pre-4.9] powerpc/slb: Force a full SLB flush when we insert for a bad EA | Date | Wed, 28 Jun 2017 11:40:55 +1000 |
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Greg Kroah-Hartman <gregkh@linuxfoundation.org> writes: > On Thu, Jun 22, 2017 at 04:52:51PM +1000, Michael Ellerman wrote: >> The SLB miss handler calls slb_allocate_realmode() in order to create an >> SLB entry for the faulting address. At the very start of that function >> we check that the faulting Effective Address (EA) is less than >> PGTABLE_RANGE (ignoring the region), ie. is it an address which could >> possibly fit in the virtual address space. ... >> --- >> arch/powerpc/mm/slb_low.S | 10 ++++++++++ >> 1 file changed, 10 insertions(+) >> >> Note this patch is not upstream. The bug fix was fixed differently in >> upstream prior to the bug being identified. > > Now applied to 4.4 and 3.18-stable kernels, thanks,
Thanks.
cheers
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