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(parent: fb14b09) | patch
mm: add dma_addr_t to struct page
authorJesper Dangaard Brouer <brouer@redhat.com>
Wed, 13 Feb 2019 01:55:40 +0000 (02:55 +0100)
committerDavid S. Miller <davem@davemloft.net>
Thu, 14 Feb 2019 06:00:16 +0000 (22:00 -0800)
commitc25fff7171bebb76243ccc77f0f04aafa3db87be
treee48b4e7e38d7270f1774a3e30afd6d72d47871batree | snapshot
parentfb14b096355b8c947a256e8e5259a4ebaca00866commit | diff
mm: add dma_addr_t to struct page

The page_pool API is using page->private to store DMA addresses.
As pointed out by David Miller we can't use that on 32-bit architectures
with 64-bit DMA

This patch adds a new dma_addr_t struct to allow storing DMA addresses

Signed-off-by: Jesper Dangaard Brouer <brouer@redhat.com>
Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
Acked-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
include/linux/mm_types.h diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git