Messages in this thread | | | Date | Thu, 1 Nov 2007 06:01:14 -0700 (PDT) | From | Christoph Lameter <> | Subject | Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce per cpu access overhead |
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On Thu, 1 Nov 2007, David Miller wrote:
> IA64 seems to use it universally for every __get_cpu_var() > access, so maybe it works out somehow :-)))
IA64 does not do that. It addds the local cpu offset
#define __get_cpu_var(var) (*RELOC_HIDE(&per_cpu__##var, __ia64_per_cpu_var(local_per_cpu_offset))) #define __raw_get_cpu_var(var) (*RELOC_HIDE(&per_cpu__##var, __ia64_per_cpu_var(local_per_cpu_offset)))
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