Messages in this thread | | | Date | Fri, 06 Jan 2012 15:12:29 -0800 | From | "H. Peter Anvin" <> | Subject | Re: x86-64: memset()/memcpy() not fully standards compliant |
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On 01/06/2012 11:44 AM, Andi Kleen wrote: >> enough beyond 292G. At some later point ->node_page_cgroup[] >> also exceeds 4G. Finally, the phys-to-machine mapping (which gets >> resized during boot) exceeds 4G when crossing the 2T boundary. > > Ok it's moot then because the old systems with problem didn't have > that much memory. So you could do without an errata workaround > and just extend the moves at the minor cost of a few prefixes > (I think that is what you did in your patch) >
That seems like the way to go unless we can identify a real problem.
-hpa
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