Re: [cpuops cmpxchg double V3 3/5] Generic support forthis_cpu_cmpxchg_double

[Steven Rostedt]

On Fri, 2011-02-25 at 14:58 -0600, Christoph Lameter wrote:
> On Fri, 25 Feb 2011, Steven Rostedt wrote:
> 
> > I was thinking that if these are per_cpu then they would be global and
> > thus constant. But those are done at link time, which is too late.
> 
> Well per_cpu data can also be dynamically allocated via alloc_percpu.
> Which is the use case here.

Good point, I forgot about that. Oh well, looks like runtime checking is
all we can do.

-- Steve


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