Re: [cpuops cmpxchg double V1 2/4] x86: this_cpu_cmpxchg_double()support

[Christoph Lameter]

On Wed, 15 Dec 2010, H. Peter Anvin wrote:

> Yes, that's what I meant... the code is correct, it's just not obvious
> from someone who looks at the code that it is correct, because the
> intended function of the code isn't obvious from that file by itself (in
> fact, it looks almost exactly like the 486 cmpxchg ersatz code.)

Confirmed. It is a copy of that 486 ersatz code ... But its ok for the use
case here.


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