This patch enables class support in arch/i386/kernel/msr.c. Very simliar
to cpuid (with the fixes Zwane/Greg made, thanks).

[root@w-hlinder2 root]# tree /sys/class/msr
/sys/class/msr
| -- msr0
|   `-- dev
`-- msr1
    `-- dev

2 directories, 2 files

Thanks to Randy Dunlap for pointing out the unnecessary tabs. Fixed.

Signed-off-by Hanna Linder <hannal@us.ibm.com>
Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>