ARM: mm: don't limit default CMA region only to low memory
authorMarek Szyprowski <m.szyprowski@samsung.com>
Thu, 9 Oct 2014 22:26:49 +0000 (15:26 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Fri, 10 Oct 2014 02:25:53 +0000 (22:25 -0400)
commit95b0e655f9148881907fdbe5baba6a9f5d094fee
tree7f7dce2094dbe6729cf52b60a218801b3ac78e30
parentf7426b983a6a353cf21e5733e84458219c4a817e
ARM: mm: don't limit default CMA region only to low memory

DMA-mapping supports CMA regions places either in low or high memory, so
there is no longer needed to limit default CMA regions only to low memory.
 The real limit is still defined by architecture specific DMA limit.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Reported-by: Russell King - ARM Linux <linux@arm.linux.org.uk>
Acked-by: Michal Nazarewicz <mina86@mina86.com>
Cc: Daniel Drake <drake@endlessm.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
arch/arm/mm/init.c