On Sun, May 02, 2010 at 02:43:52PM -0700, Kevin Cernekee wrote:

> The "nofpu" and "nodsp" kernel command line options currently do not
> affect CPUs that are brought online later in the boot process or
> hotplugged at runtime.  It is desirable to apply the nofpu/nodsp options
> to all CPUs in the system, so that surprising results are not seen when
> a process migrates from one CPU to another.

I like this patch; this solution is also cleaner than iterating over the
cpu data array.  However as it constitutes a change in established kernel
behaviour I prefer to queue this patch for 2.6.35 rather than applying it
immediately.

Thanks!

  Ralf