Re: x86: A fast way to check capabilities of the current cpu

[Christoph Lameter]

On Fri, 21 Jan 2011, Tejun Heo wrote:

> On Fri, Jan 21, 2011 at 11:46:04AM -0600, Christoph Lameter wrote:
> > > Oh, you're right.  Sorry about that.  Can you please then add a
> > > comment noting that the operation is x86 only?  Maybe prefix it with
> > > x86_?
> >
> > For a function defined in an specific include file and only used in arch
> > specific code?
>
> Hmm?  asm/percpu.h gets included by linux/percpu.h, so it would end up
> in most .c files.

The function is defined in arch/x86/include/asm/percpu.h. At least my
patches here are that way.

#include "asm/percpu.h" will get you include/asm-generic/percpu.h on
other arches.


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