Messages in this thread | | | From | Rusty Russell <> | Subject | Re: linux-next: percpu tree build warning | Date | Fri, 27 Nov 2009 08:46:02 +1030 |
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On Thu, 26 Nov 2009 12:10:58 am Ingo Molnar wrote: > While a percpu variable is defined and used in completely different > ways: > > DEFINE_PER_CPU(unsigned long, dr7); > > and is used via: > > __get_cpu_var(dr7); [[Fixed -- RR]]
The entire point of Tejun's per-cpu work is that &dr7 is now valid. A per-cpu pointer as if it were allocated by the dynamic per-cpu allocator.
Your arguments are fine, but out-of-date.
Rusty.
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