[PATCH 1/3] powerpc/powernv: only register log if OPAL supports doing so

[Vasant Hegde]

On 02/12/2015 10:55 AM, Stewart Smith wrote:
> Correct use of REGISTER/UNREGISTER is to check if the token exists
> before calling. If we don't we get a "OPAL: Called with bad token 101 !"
> error, which is harmless but may be alarming to some.
> 
> Signed-off-by: Stewart Smith <stewart at linux.vnet.ibm.com>

Acked-by: Vasant Hegde <hegdevasant at linux.vnet.ibm.com>

-Vasant