tree b412be8108c7265f1d4a6e99c3dcbaea18ed2662
parent bfd56cd605219d90b210a5377fca31a644efe95c
author Christoph Hellwig <hch@lst.de> 1541350310 +0100
committer Christoph Hellwig <hch@lst.de> 1543684034 +0100

dma-remap: support DMA_ATTR_NO_KERNEL_MAPPING

Do not waste vmalloc space on allocations that do not require a mapping
into the kernel address space.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Robin Murphy <robin.murphy@arm.com>