Better testing when patching divers/staging/ - howto?

[Mandeep Sandhu]

>
> Also do a faster make, with the -j option.  Pass in 2x the number of CPU
> cores you have, so if you have 2 cores do:
>         make -j4
>
> to get a _much_ faster build.
>

Isn't the usual "wisdom" to run as many jobs as the number of CPUs
(like so grep processor /proc/cpuinfo | wc -l)?

Wouldn't more of jobs simply contend for CPU time as there are more
processes than processors?

Thanks,
-mandeep