powerpc/powernv: only register log if OPAL supports doing so

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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@linux.vnet.ibm.com>
Acked-by: Vasant Hegde <hegdevasant@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

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Stewart Smith 2015-02-12 16:25:27 +11:00 • committed by Michael Ellerman

parent df99e6eb3f

commit b962f5a446

1 changed files with 5 additions and 1 deletions

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arch/powerpc/platforms/powernv/opal.c

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