tree 0e42dd4c92929b186345975d3a91ff25c3a24153
parent 1e16b09666baaf2919f991064237961ca766e394
author Heiko Carstens <heiko.carstens@de.ibm.com> 1479128223 +0100
committer Martin Schwidefsky <schwidefsky@de.ibm.com> 1479913343 +0100

s390: add cma support

In order to make the cma infrastructure usable we need to add a small
architecture backend which calls dma_contiguous_reserve.
Otherwise we would end up with the cma allocator enabled, but no pool
where memory can be allocated from.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>