To clarify: Is there a way to do this without looping through all
online cpu's, getting their per cpu variable, compare, etc? Any simple
macro that reverses the variable to say which CPU it is for?
thanks,
- KK
--- On Thu, 4/9/08, Krishna Kumar <krikkku@xxxxxxxxx> wrote:
> From: Krishna Kumar <krikkku@xxxxxxxxx>
> Subject: How to find CPU# for a per-cpu variable?
> To: kernelnewbies@xxxxxxxxxxxx
> Cc: krikkku@xxxxxxxxx
> Date: Thursday, 4 September, 2008, 1:47 PM
> Hi,
>
> There are macros to get a per-cpu address given a cpu# and
> a variable
> name. Is there any way the reverse can be done? Eg, the
> timer->base is
> per cpu. If I have the value of timer->base, can I find
> out which #cpu
> that address belongs to?
>
> Thanks,
>
> - KK
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