Re: MSR support for x86
Alan Cox (alan@lxorguk.ukuu.org.uk)
Sun, 2 Mar 1997 23:34:22 +0000 (GMT)
> Yes, there need to be something reasonable. I do *not* think it is
> reasonable for random processes to even read the special registers --
> on some CPUs that could potentially give away dangerous information.
>
> I think /dev/msr on a multiprocessor should read the CPU the process
> is running on.
That may be a different CPU at different points however.