CACHE_LINE_SIZE macro.
Eitan Adler
lists at eitanadler.com
Mon Nov 5 16:24:17 UTC 2012
On 4 November 2012 13:28, Rodney W. Grimes
<freebsd at pdx.rh.cn85.chatusa.com> wrote:
>
> What ABI is exposing anything about cache parameters or may be come dependent
> on such information?
There has been some discussion recently about padding lock mutexs to
the cache line size in order to avoid false sharing of CPUs. Some have
claimed to see significant performance increases as a result.
--
Eitan Adler
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