Re: RFC: Change "i386/core_i7" to "i386/nehalem" in kernel?

[Andi K. <an...@fi...>]

On Mon, May 10, 2010 at 12:07:25PM -0400, John Villalovos wrote:
> I was wondering what people would think about changing the
> arch/x86/oprofile/nmi_int.c code to return "i386/nehalem" instead of
> "i386/core_i7"?
> 
> I noticed that the oprofile userspace seems to support "i386/nehalem"
> event list and that the "i386/core_i7" event list just includes the
> "i386/nehalem" event list and doesn't have any additional events.

The idea was to add the uncore events to i386/core_i7, but it's 
unclear now if oprofile will ever get uncore support.
 
> My personal opinion is that it would be less confusing to people to
> report it as "i386/nehalem" than as "i386/core_i7".  Since Core i7 now
> encompasses Nehalem and Westmere microarchitecture processors.  And
> likely in the future some Sandy Bridge microarchitecture processors
> will be called Core i7.

Did you try it and does it work with existing user space?

-Andi
-- 
ak...@li... -- Speaking for myself only.