[libvirt] [PATCH] Get thread and socket information in virsh nodeinfo.

[Eric Blake]

According to Chris Lalancette on 3/5/2010 10:03 AM:
> +static int popcnt(char x)
> +{
> +    char count;
> +    for (count = 0; x; count++)
> +        x &= x-1;
> +    return count;
> +}

Gnulib provides the count-one-bits module, which does this much more
efficiently (via a gcc builtin, when available; otherwise without any
branching in the assembly).

-- 
Eric Blake   eblake at redhat.com    +1-801-349-2682
Libvirt virtualization library http://libvirt.org

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