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(parent: 9d254b8) | patch
ia64: make dma_cache_sync a no-op
authorChristoph Hellwig <hch@lst.de>
Sun, 27 Aug 2017 08:07:04 +0000 (10:07 +0200)
committerChristoph Hellwig <hch@lst.de>
Thu, 19 Oct 2017 14:37:22 +0000 (16:37 +0200)
commit562437a81aa48e54231896ad36d46439278df4b3
tree82c43ce18b3bf0becfb0ca017e2bb2b6b9d8dcabtree | snapshot
parent9d254b8e409e90db21384974f4725bff369c333fcommit | diff
ia64: make dma_cache_sync a no-op

ia64 does not implement DMA_ATTR_NON_CONSISTENT allocations, so it doesn't
make any sense to do any work in dma_cache_sync given that it must be a
no-op when dma_alloc_attrs returns coherent memory.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Robin Murphy <robin.murphy@arm.com>
arch/ia64/include/asm/dma-mapping.h diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git