Messages in this thread | | | Subject | Re: [cpuops cmpxchg double V3 3/5] Generic support for this_cpu_cmpxchg_double | From | Steven Rostedt <> | Date | Fri, 25 Feb 2011 16:01:54 -0500 |
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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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