> *Especially* when it is not shared. > > It is needed to allocate data to different cache lines, so logically > independent accesses by different CPUs do not cause the cache line to > bounce back and forth between CPUs. hi. i get ur answer, but i think my problem is more fundamental: what do you (the kernel...) refer to when u speak of a "cache line" ?? thanks... -- ======================================================================== nir. -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/