Re: [PATCH] modules: Use a better scheme for refcounting

From: Andi Kleen
Date: Thu May 15 2008 - 17:58:00 EST


Eric Dumazet <dada1@xxxxxxxxxxxxx> writes:
> Instead of wasting NR_CPUS*128 bytes (on i386), we now use
> num_possible_cpus*sizeof(local_t) bytes.
>
> On a typical distro, where NR_CPUS=8,

More typical would be NR_CPUS=128, with NR_CPUS=four digits
when Mike Travis et.al. are finished

> shiping 2000 modules, we reduce

Surely only the loaded modules count? Perhaps 20-30.

But it's a cool improvement. Very nice.

-Andi
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