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s390/pci: enable NEED_DMA_MAP_STATE
authorJan Glauber <jang@linux.vnet.ibm.com>
Wed, 5 Dec 2012 14:06:01 +0000 (15:06 +0100)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Wed, 5 Dec 2012 16:05:05 +0000 (11:05 -0500)
The DMA API allows to avoid DMA unmaps because they are NOPs on some
plattforms. But not on s390, so force them.

Signed-off-by: Jan Glauber <jang@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

No differences found
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